{"id":3759,"date":"2026-04-20T08:46:14","date_gmt":"2026-04-20T08:46:14","guid":{"rendered":"https:\/\/blogs.lcsc.com\/blog\/?p=3759"},"modified":"2026-04-24T10:08:57","modified_gmt":"2026-04-24T10:08:57","slug":"how-to-choose-a-buck-converter-engineers-5-step-selection-guide","status":"publish","type":"post","link":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/","title":{"rendered":"How to Choose a Buck Converter: Engineer\u2019s 5-Step Selection Guide"},"content":{"rendered":"<p><span data-font-family=\"default\">Selecting the right buck converter is a fundamental skill for any hardware design engineer. Whether you are designing a compact wearable device or a robust industrial controller, the DC-DC step-down regulator is the heart of your power management system. This five-step guide walks you through every selection decision \u2014 from defining your power budget to picking the right passives \u2014 so you can move from requirements to a sourced part list with confidence.<\/span><\/p>\n<h2><b><span data-font-family=\"default\">Key Takeaways: The Buck Converter Quick-Check<\/span><\/b><\/h2>\n<ul>\n<li><b><span data-font-family=\"default\">Define Your Rails: <\/span><\/b><span data-font-family=\"default\">Always start with your maximum input voltage (Vin) and required output current (Iout), ensuring at least a 20\u201330% safety margin.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Topology Choice: <\/span><\/b><span data-font-family=\"default\">Choose Synchronous for high efficiency (&gt;90%) and compact designs, or Asynchronous for cost-sensitive, high-voltage applications.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Component Synergy: <\/span><\/b><span data-font-family=\"default\">Your choice of inductor and capacitor is as critical as the IC itself; focus on low-ESR and high-saturation current (Isat) ratings.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Switching Frequency: <\/span><\/b><span data-font-family=\"default\">High frequency (&gt;1 MHz) shrinks your passives; low frequency (&lt;500 kHz) maximises efficiency. Match frequency to your size-vs-efficiency priority.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Thermal &amp; Protection: <\/span><\/b><span data-font-family=\"default\">Prioritise ICs with Overcurrent Protection (OCP), Thermal Shutdown (OTP), Soft-Start, and Under-Voltage Lockout (UVLO) for production-ready reliability.<\/span><\/li>\n<li><b><span data-font-family=\"default\">The Synchronous Rule: <\/span><\/b><span data-font-family=\"default\">For any load above 3A, or an input-to-output voltage ratio above 3:1, start with a synchronous topology \u2014 the thermal savings outweigh the cost premium.<\/span><\/li>\n<\/ul>\n<h3><b><span data-font-family=\"default\">Step 1: Defining Your Buck Converter Electrical Requirements<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">Before browsing the LCSC catalog, establish your \u201cPower Budget.\u201d The primary pillars are <\/span><b><span data-font-family=\"default\">Input Voltage (Vin)<\/span><\/b><span data-font-family=\"default\">, <\/span><b><span data-font-family=\"default\">Output Voltage (Vout)<\/span><\/b><span data-font-family=\"default\">, and <\/span><b><span data-font-family=\"default\">Maximum Load Current (Iout)<\/span><\/b><span data-font-family=\"default\">. Additionally, consider the Operating Temperature Range and Target Efficiency, as these dictate the physical size and thermal management requirements of your PCB design.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Understanding Voltage Headroom<\/span><\/b><\/p>\n<ul>\n<li><span data-font-family=\"default\">One of the most common pitfalls is ignoring the <\/span><b><span data-font-family=\"default\">Dropout Voltage<\/span><\/b><span data-font-family=\"default\">. A buck converter cannot produce an output voltage equal to its input; there is always a small internal voltage drop across the high-side MOSFET and the inductor.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Headroom: <\/span><\/b><span data-font-family=\"default\">Maintain an input voltage at least 1V to 2V higher than your desired output. For example, if you need a stable 5V rail, a 7V or 12V input is ideal. This ensures the converter maintains regulation even if the input voltage dips slightly.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Maximum Vin: <\/span><\/b><span data-font-family=\"default\">Always check the \u201cAbsolute Maximum\u201d rating on the LCSC datasheet. If your system uses a 24V battery, select a converter rated for at least 40V to handle inductive spikes and charging transients safely.<\/span><\/li>\n<\/ul>\n<p><b><span data-font-family=\"default\">Current Capability and Thermal Margins<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">Select a converter that handles your peak load current plus a safety buffer. If your circuit draws a continuous 2A, choosing a 3A-rated buck converter ensures the device operates in its most efficient range and stays cool. Operating a regulator at 100% of its rated current for extended periods leads to significant heat generation and potential failure due to thermal stress.<\/span><\/p>\n<p><span data-font-family=\"default\">Furthermore, consider the <\/span><b><span data-font-family=\"default\">Peak Current Limit<\/span><\/b><span data-font-family=\"default\">. During startup or sudden load steps, the converter may need to provide significantly more current than its steady-state rating. A robust buck converter will have an internal current limit set slightly above its rated output to protect itself without causing \u201cnuisance tripping.\u201d<\/span><\/p>\n<h3><b><span data-font-family=\"default\">Step 2: Efficiency vs. Complexity (Synchronous vs. Asynchronous)<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">The internal architecture of the buck converter determines how it handles the \u201cfreewheeling\u201d current when the main switch is off.<\/span><\/p>\n<h4><b><span data-font-family=\"default\">Synchronous Buck Converters<\/span><\/b><\/h4>\n<p><span data-font-family=\"default\">In a synchronous design, the traditional Schottky diode is replaced by a second MOSFET (the \u201clow-side\u201d switch). This MOSFET is timed to turn on exactly when the high-side switch turns off, providing a very low-resistance path for the inductor current.<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Pros: <\/span><\/b><span data-font-family=\"default\">Extremely high efficiency (often 92\u201397%), lower heat generation, and smaller PCB footprint because the MOSFET is usually integrated into the IC.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Cons: <\/span><\/b><span data-font-family=\"default\">Generally higher IC cost and more complex internal control logic. However, modern ICs handle this timing automatically.<\/span><\/li>\n<\/ul>\n<h4><b><span data-font-family=\"default\">Asynchronous (Non-Synchronous) Buck Converters<\/span><\/b><\/h4>\n<p><span data-font-family=\"default\">These use an external Schottky diode to complete the circuit. When the main switch opens, the inductor\u2019s magnetic field collapses, forcing current through the diode to maintain flow.<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Pros: <\/span><\/b><span data-font-family=\"default\">Simpler design, lower IC cost, and often more robust for very high input voltages (above 60V).<\/span><\/li>\n<li><b><span data-font-family=\"default\">Cons: <\/span><\/b><span data-font-family=\"default\">Lower efficiency (typically 80\u201385%) due to the fixed forward voltage drop of the diode (typically 0.3V to 0.6V). At 5A, a 0.5V drop means <\/span><b><span data-font-family=\"default\">2.5W of pure heat<\/span><\/b><span data-font-family=\"default\"> generated in a single component, which often requires a large heatsink.<\/span><\/li>\n<\/ul>\n<table style=\"height: 143px;\" width=\"842\">\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Feature<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><b><span data-font-family=\"default\">Synchronous<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><b><span data-font-family=\"default\">Asynchronous<\/span><\/b><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Efficiency<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><span data-font-family=\"default\">High (92% \u2013 97%)<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><span data-font-family=\"default\">Medium (80% \u2013 88%)<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Complexity<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><span data-font-family=\"default\">High (Integrated MOSFETs)<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><span data-font-family=\"default\">Low (External Diode)<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Heat Dissipation<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><span data-font-family=\"default\">Low<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><span data-font-family=\"default\">High (Diode gets hot)<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Cost<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><span data-font-family=\"default\">Slightly Higher<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><span data-font-family=\"default\">Lower<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"139\"><b><span data-font-family=\"default\">Best For<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"182\"><span data-font-family=\"default\">Battery devices, High current<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"170\"><span data-font-family=\"default\">Industrial, High voltage<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><b><span data-font-family=\"default\">Common Buck Converter ICs on LCSC<\/span><\/b><\/h4>\n<table style=\"height: 148px;\" width=\"829\">\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><b><span data-font-family=\"default\">Part<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><b><span data-font-family=\"default\">Topology<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><b><span data-font-family=\"default\">Output Current<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><b><span data-font-family=\"default\">Key Feature<\/span><\/b><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><b><span data-font-family=\"default\">Brand<\/span><\/b><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><span data-font-family=\"default\">LM2596<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><span data-font-family=\"default\">Asynchronous<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><span data-font-family=\"default\">3A<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><span data-font-family=\"default\">Wide Vin (4.5\u201340V), fixed freq 150 kHz<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><span data-font-family=\"default\">TI \/ UMW<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><span data-font-family=\"default\">XL4015<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><span data-font-family=\"default\">Asynchronous<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><span data-font-family=\"default\">5A<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><span data-font-family=\"default\">Vin up to 36V, adjustable Vout<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><span data-font-family=\"default\">XLSEMI<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><span data-font-family=\"default\">SY8089<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><span data-font-family=\"default\">Synchronous<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><span data-font-family=\"default\">3A<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><span data-font-family=\"default\">1.5 MHz, tiny DFN package, 92% peak eff.<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><span data-font-family=\"default\">Silergy<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><span data-font-family=\"default\">MT2492<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><span data-font-family=\"default\">Synchronous<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><span data-font-family=\"default\">2A<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><span data-font-family=\"default\">1.2 MHz, integrated MOSFETs, SOT-23<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><span data-font-family=\"default\">Aerosemi<\/span><\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\" width=\"75\"><span data-font-family=\"default\">MP2307<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"99\"><span data-font-family=\"default\">Synchronous<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"108\"><span data-font-family=\"default\">3A<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"245\"><span data-font-family=\"default\">340 kHz, 23V Vin max, high efficiency<\/span><\/td>\n<td colspan=\"1\" rowspan=\"1\" width=\"97\"><span data-font-family=\"default\">MPS<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b><span data-font-family=\"default\">Click to see:<\/span><\/b><\/p>\n<p><b><span data-font-family=\"default\"><a href=\"https:\/\/www.lcsc.com\/search?q=Synchronous%2520Buck%2520Converters%2520Category&amp;s_z=n_q_Synchronous%2520Buck%2520Converters%2520Category\">LCSC Synchronous Buck Converters Category<\/a> |\u00a0<\/span><\/b><b><span data-font-family=\"default\"><a href=\"https:\/\/www.lcsc.com\/search?q=Asynchronous%2520Step-Down%2520Regulators&amp;s_z=n_q_Asynchronous%2520Step-Down%2520Regulators\"> LCSC Asynchronous Step-Down Regulators Category<\/a><\/span><\/b><\/p>\n<h3><b><span data-font-family=\"default\">Step 3: Selecting the Switching Frequency<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">The switching frequency (Fsw) of a buck converter typically ranges from 100 kHz to 3 MHz. This parameter is a direct trade-off between size and performance.<\/span><\/p>\n<p><b><span data-font-family=\"default\">High Frequency (&gt;1 MHz)<\/span><\/b><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Advantages: <\/span><\/b><span data-font-family=\"default\">Allows for the use of much smaller inductors and capacitors, saving valuable PCB real estate.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Disadvantages: <\/span><\/b><span data-font-family=\"default\">Higher switching losses, leading to slightly lower efficiency. It can also create more Electromagnetic Interference (EMI) challenges.<\/span><\/li>\n<\/ul>\n<p><b><span data-font-family=\"default\">Low Frequency (&lt;500 kHz)<\/span><\/b><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Advantages: <\/span><\/b><span data-font-family=\"default\">Maximises efficiency and reduces EMI. Ideal for high-power industrial applications where space is not the primary constraint.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Disadvantages: <\/span><\/b><span data-font-family=\"default\">Requires physically larger inductors and capacitors to maintain low output ripple.<\/span><\/li>\n<\/ul>\n<p><b><span data-font-family=\"default\">How to Choose Your Switching Frequency<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">Start with your inductor size constraint, then work backwards. If PCB area is your binding constraint (wearables, portable devices), target 1\u20132 MHz and accept the slight efficiency penalty \u2014 a 1 MHz design typically allows a 2.2\u00b5H inductor versus 22\u00b5H at 200 kHz, a 10\u00d7 size reduction. If efficiency is your binding constraint (battery life, thermal budget), target 200\u2013400 kHz and size the inductor accordi<\/span><span data-font-family=\"default\">ngly. As a rule of thumb: for every doubling of switching frequency, inductor size halves but switching losses approximately double. Most modern synchronous ICs (e.g., SY8089 at 1.5 MHz, MP2307 at 340 kHz) fix the frequency internally \u2014 select the IC that matches your fre<\/span><span data-font-family=\"default\">quency target first, then choose passives to match.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Control Modes: PWM vs. PFM<\/span><\/b><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">PWM (Pulse Width Modulation): <\/span><\/b><span data-font-family=\"default\">The converter switches at a constant frequency. This is excellent for predictable EMI and high-load efficiency.<\/span><\/li>\n<li><b><span data-font-family=\"default\">PFM (Pulse Frequency Modulation): <\/span><\/b><span data-font-family=\"default\">The converter skips cycles at light loads. Select a part with \u201cAuto-PFM\u201d if your device spends time in standby, as this can boost light-load efficiency from 40% to over 80%.<\/span><\/li>\n<\/ul>\n<h3><b><span data-font-family=\"default\">Step 4: Critical External Components<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">A buck converter IC is only as good as the components surrounding it. At LCSC, you can find these passive components in the same order as your ICs to ensure compatibility. The three critical external components are the inductor, the output capacitor, and \u2014 for asynchronous designs \u2014 the catch diode. Each has a single most-important parameter to get right.<\/span><\/p>\n<h4><b><span data-font-family=\"default\">The Inductor: The Energy Reservoir<\/span><\/b><\/h4>\n<p><span data-font-family=\"default\">The inductor stores energy in its magnetic field during the \u201con\u201d cycle and releases it during the \u201coff\u201d cycle. It is the most critical component for determining the Output Ripple Current.<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Saturation Current (Isat): <\/span><\/b><span data-font-family=\"default\">Verify that the inductor\u2019s Isat is higher than the absolute peak switch current (usually <\/span><b><span data-font-family=\"default\">1.2 to 1.5 times your load current<\/span><\/b><span data-font-family=\"default\">). If the inductor saturates, its inductance drops sharply, leading to massive current spikes that can destroy the buck converter IC.<\/span><\/li>\n<li><b><span data-font-family=\"default\">DCR (DC Resistance): <\/span><\/b><span data-font-family=\"default\">Every inductor has resistance in its copper windings. Look for inductors with low DCR to minimise \u201ccopper losses\u201d (heat) and maintain high efficiency.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Core Material: <\/span><\/b><span data-font-family=\"default\">For high-frequency designs, select shielded power inductors with ferrite cores to minimise EMI and core losses.<\/span><\/li>\n<\/ul>\n<p><span data-font-family=\"default\">Inductor value starting point: Most buck converter datasheets include an inductor selection formula. A common rule of thumb is to target a ripple current (\u0394IL) of 20\u201340% of your maximum load current. The datasheet\u2019s inductor calculation section will give you the exact formula for your chosen IC \u2014 always use it rather than guessing from a standard value alone.<\/span><\/p>\n<h4><b><span data-font-family=\"default\">Capacitors: Taming the Ripple<\/span><\/b><\/h4>\n<p><span data-font-family=\"default\">Capacitors act as local energy reservoirs, smoothing out the rapid switching pulses into a steady DC voltage.<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Input Capacitor (Cin): <\/span><\/b><span data-font-family=\"default\">This capacitor must handle high \u201cRMS ripple current.\u201d Select high-quality ceramic capacitors (X7R or X5R) and place them as physically close as possible to the IC\u2019s Vin and GND pins to minimise parasitic inductance and EMI.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Output Capacitor (Cout): <\/span><\/b><span data-font-family=\"default\">This determines your Output Voltage Ripple. To achieve a professional-grade ripple under <\/span><b><span data-font-family=\"default\">20mV to 50mV<\/span><\/b><span data-font-family=\"default\">, use low-ESR ceramic capacitors.<\/span><\/li>\n<li><b><span data-font-family=\"default\">The ESR Trade-off: <\/span><\/b><span data-font-family=\"default\">While low ESR is good for ripple, some older buck converter architectures require a small amount of ESR for loop stability. However, most modern regulators found on LCSC are optimised for ultra-low ESR ceramic capacitors.<\/span><\/li>\n<\/ul>\n<h4><b><span data-font-family=\"default\">The Catch Diode (For Asynchronous Only)<\/span><\/b><\/h4>\n<p><span data-font-family=\"default\">If you select an asynchronous buck, you must select a Schottky diode. Verify that the diode\u2019s current rating is at least 1.5 times the maximum load current and its reverse voltage rating exceeds your maximum Vin.<\/span><\/p>\n<h3><b><span data-font-family=\"default\">Step 5: Thermal and Protection Features<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">Reliability is what separates a stable, production-ready design from one that fails in the field. When browsing LCSC, look for these \u201cMust-Have\u201d protection features:<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Overcurrent Protection (OCP): <\/span><\/b><span data-font-family=\"default\">Automatically limits output current if a short circuit or heavy overload occurs. This prevents the IC and the PCB traces from overheating.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Thermal Shutdown (OTP): <\/span><\/b><span data-font-family=\"default\">The IC will turn itself off if the internal junction temperature exceeds a safe limit (usually around <\/span><b><span data-font-family=\"default\">150\u00b0C to 165\u00b0C<\/span><\/b><span data-font-family=\"default\">).<\/span><\/li>\n<li><b><span data-font-family=\"default\">Soft-Start (SS): <\/span><\/b><span data-font-family=\"default\">This feature gradually ramps up the output voltage over <\/span><b><span data-font-family=\"default\">1ms to 10ms<\/span><\/b><span data-font-family=\"default\"> during power-on. This prevents large \u201cinrush currents\u201d from your input supply.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Under-Voltage Lockout (UVLO): <\/span><\/b><span data-font-family=\"default\">This ensures the converter only starts once the input voltage is high enough to drive the internal MOSFETs efficiently.<\/span><\/li>\n<\/ul>\n<p><span data-font-family=\"default\">Application Note: In industrial environments, ruggedness is key\u2014prioritise parts with wide temperature ranges (<\/span><b><span data-font-family=\"default\">\u221240\u00b0C to +125\u00b0C<\/span><\/b><span data-font-family=\"default\">). For consumer electronics, focus on compact packages like SOT-23 or QFN to minimise size.<\/span><\/p>\n<p><b><span data-font-family=\"default\">How to Use<a href=\"https:\/\/www.lcsc.com\/?spm=wm.ssy.ssl.lg&amp;lcsc_vid=R1MKXlVVEllYUgBVEwRbVwdVQwIPAlBfT1RZUlxTQ1kxVlNRQVdZV1BRRlVXXjsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D\"> LCSC<\/a> Search Filters to Find Your Part<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">LCSC Electronics offers a powerful parametric search engine that saves you hours of datasheet digging. Use it effectively:<\/span><\/p>\n<ul>\n<li><b><span data-font-family=\"default\">Navigate to Category: <\/span><\/b><span data-font-family=\"default\">Go to \u201c<a href=\"https:\/\/www.lcsc.com\/category\/17.html?globalKeyword=Integrated%2520Circuits%2520%28ICs%29&amp;s_z=n_q_Integrated%2520Circuits%2520%28ICs%29&amp;spm=wm.ssy.ml.0.ent&amp;lcsc_vid=R1MKXlVVEllYUgBVEwRbVwdVQwIPAlBfT1RZUlxTQ1kxVlNRQVdZVlZeRFNWVzsOAxUeFF5JWBYZEEoKFBINSQcJGk4%3D\">Integrated Circuits (ICs)<\/a>\u201d \u2192 \u201c<a href=\"https:\/\/www.lcsc.com\/category\/263.html?globalKeyword=Power%2520Management%2520%28PMIC%29&amp;s_z=n_q_Power%2520Management%2520%28PMIC%29&amp;spm=wm.ssy.ml.0-0.ent&amp;lcsc_vid=R1MKXlVVEllYUgBVEwRbVwdVQwIPAlBfT1RZUlxTQ1kxVlNRQVdZVldSR1JXUzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D\">Power Management (PMIC)<\/a>\u201d \u2192 \u201c<a href=\"https:\/\/www.lcsc.com\/search?q=DC%2520DC%2520Switching%2520Regulators&amp;s_z=n_q_DC%2520DC%2520Switching%2520Regulators\">Voltage Regulators &#8211; DC DC Switching Regulators.<\/a>\u201d<\/span><\/li>\n<li><b><span data-font-family=\"default\">Filter by Output Current: <\/span><\/b><span data-font-family=\"default\">Use the slider to select your required current (e.g., 2A to 3A).<\/span><\/li>\n<li><b><span data-font-family=\"default\">Select Topology: <\/span><\/b><span data-font-family=\"default\">Filter by \u201cSynchronous\u201d if you need high efficiency.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Package Selection: <\/span><\/b><span data-font-family=\"default\">For prototypes, filter for \u201cSOT-23\u201d or \u201cSOP-8.\u201d For production, look at \u201cDFN\u201d or \u201cQFN\u201d for better thermal performance.<\/span><\/li>\n<li><b><span data-font-family=\"default\">Check Stock: <\/span><\/b><span data-font-family=\"default\">Filter for \u201cIn Stock\u201d to ensure immediate availability for rapid prototyping.<\/span><\/li>\n<\/ul>\n<p><span data-font-family=\"default\">LCSC\u2019s integration with EasyEDA allows you to pull footprints and symbols directly into your design, accelerating your development cycle.<\/span><\/p>\n<h2><b><span data-font-family=\"default\">Frequently Asked Questions<\/span><\/b><\/h2>\n<p><b><span data-font-family=\"default\">Q: <\/span><\/b><b><span data-font-family=\"default\">Can I use a buck converter as a boost converter?<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">A: <\/span><span data-font-family=\"default\">No. A standard buck converter topology is designed only to step down voltage. To step up voltage, select a dedicated Boost Converter IC. Some specialised \u201cBuck-Boost\u201d converters can do both.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Q: <\/span><\/b><b><span data-font-family=\"default\">Why is my buck converter getting hot?<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">A: <\/span><span data-font-family=\"default\">Heat is a byproduct of inefficiency. It is usually caused by operating too close to the maximum current limit, using an asynchronous design where the Schottky diode dissipates significant power (recall: at 5A, a 0.5V diode drop = 2.5W of heat), or having passive losses from high-DCR inductors. Analyse your efficiency curve across load and ensure your PCB has adequate copper pour and thermal vias to sink heat away from the IC.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Q: <\/span><\/b><b><span data-font-family=\"default\">What is the typical efficiency of a modern buck regulator?<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">A: <\/span><span data-font-family=\"default\">Modern synchronous buck regulators typically achieve <\/span><b><span data-font-family=\"default\">90% to 96% efficiency<\/span><\/b><span data-font-family=\"default\"> at optimal loads. Efficiency drops at very light loads (unless PFM is used) or very high loads due to resistive losses.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Q: <\/span><\/b><b><span data-font-family=\"default\">How do I reduce output voltage ripple?<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">A: <\/span><span data-font-family=\"default\">To reduce ripple, you can: increase output capacitance, switch to high-quality ceramic capacitors with lower ESR, select a buck converter with a higher switching frequency, or use a larger inductor value to reduce peak-to-peak ripple current.<\/span><\/p>\n<p><b><span data-font-family=\"default\">Q: <\/span><\/b><b><span data-font-family=\"default\">How do I set the output voltage of a buck converter?<\/span><\/b><\/p>\n<p><span data-font-family=\"default\">A: <\/span><span data-font-family=\"default\">Most adjustable buck converters set Vout using a resistor divider connected to the feedback (FB) pin. The datasheet will specify a reference voltage (Vref, typically 0.6V to 1.25V) and provide the formula: <\/span><b><span data-font-family=\"default\">Vout = Vref \u00d7 (1 + R1\/R2)<\/span><\/b><span data-font-family=\"default\">, where R2 connects from FB to GND and R1 connects from Vout to FB. Always use the exact formula and Vref from your specific IC\u2019s datasheet \u2014 values vary by manufacturer. Use 1% tolerance resistors to minimise output voltage error.<\/span><\/p>\n<h4><b><span data-font-family=\"default\">Quick Selection Guide: Choose Your Buck Converter in 60 Seconds<\/span><\/b><\/h4>\n<ul>\n<li><span data-font-family=\"default\">Load current &lt; 1A, simple low-power design? \u2192 Asynchronous, SOT-23 package (e.g., XL4015 at low current, or LM2596 for simplicity)<\/span><\/li>\n<li><span data-font-family=\"default\">Load current 1A\u20133A, compact PCB? \u2192 Synchronous, high-frequency (&gt;1 MHz), DFN\/QFN package (e.g., SY8089, MT2492)<\/span><\/li>\n<li><span data-font-family=\"default\">Load current &gt;3A OR input-to-output ratio &gt;3:1? \u2192 Synchronous mandatory \u2014 thermal savings outweigh cost premium<\/span><\/li>\n<li><span data-font-family=\"default\">High input voltage (&gt;40V), industrial environment? \u2192 Asynchronous with robust Schottky diode (e.g., XL4015 at lower currents)<\/span><\/li>\n<li><span data-font-family=\"default\">Battery-powered device with sleep modes? \u2192 Synchronous IC with Auto-PFM mode \u2014 targets &gt;80% light-load efficiency<\/span><\/li>\n<li><span data-font-family=\"default\">Noise-sensitive or RF adjacent design? \u2192 Low switching frequency (&lt;300 kHz) + shielded inductor + careful layout<\/span><\/li>\n<li><span data-font-family=\"default\">Automotive or industrial production? \u2192 Filter for AEC-Q101 qualified parts on LCSC; verify \u221240\u00b0C to +125\u00b0C rating<\/span><\/li>\n<\/ul>\n<h2><b><span data-font-family=\"default\">Conclusion<\/span><\/b><\/h2>\n<p><span data-font-family=\"default\">Choosing a buck converter is a balance of electrical performance, thermal management, and cost. By following this structured approach\u2014defining requirements, choosing the right topology, and selecting high-quality passives\u2014you ensure a stable and efficient power supply for your project.<\/span><\/p>\n<p><span data-font-family=\"default\">The clearest decision rule in buck converter selection: <\/span><b><span data-font-family=\"default\">if your load exceeds 3A or your input-to-output voltage ratio exceeds 3:1, start with a synchronous topology.<\/span><\/b><span data-font-family=\"default\"> The efficiency gains reduce thermal stress enough to justify the slightly higher IC cost at almost every operating point. Below those thresholds, an asynchronous design with a quality Schottky diode gets you to market faster and cheaper. Get those two decisions right, and the passive selection follows naturally from the datasheet.<\/span><\/p>\n<h3><b><span data-font-family=\"default\">Find Your Buck Converter on LCSC<\/span><\/b><\/h3>\n<p><span data-font-family=\"default\">Browse synchronous and asynchronous buck converters on LCSC \u2014 filter by output current, switching frequency, input voltage range, package type, and AEC-Q101 qualification. With stock from MPS, Silergy, XLSEMI, Aerosemi, TI, and 30+ Asian brands, you get competitive pricing with no minimum order for prototyping runs. Footprints and symbols pull directly into EasyEDA so you can move from selected part to placed component in minutes.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Selecting the right buck converter is a fundamental skill for any hardware design engineer. Whether you are designing a compact wearable device or a robust industrial controller, the DC-DC step-down regulator is the heart of your power management system. This five-step guide walks you through every selection decision \u2014 from defining your power budget to [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[27],"tags":[259,260],"class_list":["post-3759","post","type-post","status-publish","format-standard","hentry","category-electronic-components","tag-buck-converter","tag-ics"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Choose a Buck Converter: LCSC&#039;s Engineer Guide<\/title>\n<meta name=\"description\" content=\"LCSC&#039;s guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\/asynchronous topologies and so on\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Choose a Buck Converter: LCSC&#039;s Engineer Guide\" \/>\n<meta property=\"og:description\" content=\"LCSC&#039;s guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\/asynchronous topologies and so on\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog | LCSC Electronics\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-20T08:46:14+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-24T10:08:57+00:00\" \/>\n<meta name=\"author\" content=\"LCSC Editor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"LCSC Editor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/\"},\"author\":{\"name\":\"LCSC Editor\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#\\\/schema\\\/person\\\/11d3b92d0208775e62d7f79a0da4e781\"},\"headline\":\"How to Choose a Buck Converter: Engineer\u2019s 5-Step Selection Guide\",\"datePublished\":\"2026-04-20T08:46:14+00:00\",\"dateModified\":\"2026-04-24T10:08:57+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/\"},\"wordCount\":2380,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#organization\"},\"keywords\":[\"Buck Converter\",\"ICs\"],\"articleSection\":[\"Electronic Components\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/\",\"url\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/\",\"name\":\"How to Choose a Buck Converter: LCSC's Engineer Guide\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#website\"},\"datePublished\":\"2026-04-20T08:46:14+00:00\",\"dateModified\":\"2026-04-24T10:08:57+00:00\",\"description\":\"LCSC's guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\\\/asynchronous topologies and so on\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to Choose a Buck Converter: Engineer\u2019s 5-Step Selection Guide\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/\",\"name\":\"Blog | LCSC Electronics\",\"description\":\"LCSC Electronics Blogs and News\",\"publisher\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#organization\",\"name\":\"Blog | LCSC Electronics\",\"url\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/blogs.lcsc.com\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/logo.png\",\"contentUrl\":\"https:\\\/\\\/blogs.lcsc.com\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/logo.png\",\"width\":939,\"height\":180,\"caption\":\"Blog | LCSC Electronics\"},\"image\":{\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/#\\\/schema\\\/person\\\/11d3b92d0208775e62d7f79a0da4e781\",\"name\":\"LCSC Editor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g\",\"caption\":\"LCSC Editor\"},\"url\":\"https:\\\/\\\/blogs.lcsc.com\\\/blog\\\/author\\\/lcsc-editor\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to Choose a Buck Converter: LCSC's Engineer Guide","description":"LCSC's guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\/asynchronous topologies and so on","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/","og_locale":"en_US","og_type":"article","og_title":"How to Choose a Buck Converter: LCSC's Engineer Guide","og_description":"LCSC's guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\/asynchronous topologies and so on","og_url":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/","og_site_name":"Blog | LCSC Electronics","article_published_time":"2026-04-20T08:46:14+00:00","article_modified_time":"2026-04-24T10:08:57+00:00","author":"LCSC Editor","twitter_card":"summary_large_image","twitter_misc":{"Written by":"LCSC Editor","Est. reading time":"11 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/#article","isPartOf":{"@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/"},"author":{"name":"LCSC Editor","@id":"https:\/\/blogs.lcsc.com\/blog\/#\/schema\/person\/11d3b92d0208775e62d7f79a0da4e781"},"headline":"How to Choose a Buck Converter: Engineer\u2019s 5-Step Selection Guide","datePublished":"2026-04-20T08:46:14+00:00","dateModified":"2026-04-24T10:08:57+00:00","mainEntityOfPage":{"@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/"},"wordCount":2380,"commentCount":0,"publisher":{"@id":"https:\/\/blogs.lcsc.com\/blog\/#organization"},"keywords":["Buck Converter","ICs"],"articleSection":["Electronic Components"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/","url":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/","name":"How to Choose a Buck Converter: LCSC's Engineer Guide","isPartOf":{"@id":"https:\/\/blogs.lcsc.com\/blog\/#website"},"datePublished":"2026-04-20T08:46:14+00:00","dateModified":"2026-04-24T10:08:57+00:00","description":"LCSC's guide helps master buck converter selection. Such like Vin, Vout, current, efficiency, synchronous\/asynchronous topologies and so on","breadcrumb":{"@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/blogs.lcsc.com\/blog\/how-to-choose-a-buck-converter-engineers-5-step-selection-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/blogs.lcsc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"How to Choose a Buck Converter: Engineer\u2019s 5-Step Selection Guide"}]},{"@type":"WebSite","@id":"https:\/\/blogs.lcsc.com\/blog\/#website","url":"https:\/\/blogs.lcsc.com\/blog\/","name":"Blog | LCSC Electronics","description":"LCSC Electronics Blogs and News","publisher":{"@id":"https:\/\/blogs.lcsc.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/blogs.lcsc.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/blogs.lcsc.com\/blog\/#organization","name":"Blog | LCSC Electronics","url":"https:\/\/blogs.lcsc.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/blogs.lcsc.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/blogs.lcsc.com\/wp-content\/uploads\/2023\/10\/logo.png","contentUrl":"https:\/\/blogs.lcsc.com\/wp-content\/uploads\/2023\/10\/logo.png","width":939,"height":180,"caption":"Blog | LCSC Electronics"},"image":{"@id":"https:\/\/blogs.lcsc.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/blogs.lcsc.com\/blog\/#\/schema\/person\/11d3b92d0208775e62d7f79a0da4e781","name":"LCSC Editor","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/0c5d2ddc240c300192ecdc04c2d2f7914d4b02bd00ea81b32e98b698c49e357f?s=96&d=mm&r=g","caption":"LCSC Editor"},"url":"https:\/\/blogs.lcsc.com\/blog\/author\/lcsc-editor\/"}]}},"_links":{"self":[{"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/posts\/3759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/comments?post=3759"}],"version-history":[{"count":11,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/posts\/3759\/revisions"}],"predecessor-version":[{"id":3794,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/posts\/3759\/revisions\/3794"}],"wp:attachment":[{"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/media?parent=3759"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/categories?post=3759"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.lcsc.com\/blog\/wp-json\/wp\/v2\/tags?post=3759"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}