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RICHTEK RT2852BHGQW product image
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RICHTEK RT2852BHGQWRoHS

Manufacturer
RICHTEKAsian Brands
MPN
RT2852BHGQW
LCSC Part #
C6461023
Packaging
WQFN-14-AL(3.5x3.5)
Customer #
Key Attributes
High Efficiency 3A Synchronous Step-Down Converter
Datasheetpdf iconRICHTEK RT2852BHGQW
In-Stock: 1,155
1,155 In stock, ships now
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QtyUnit PriceTotal Amount
1+$ 1.4211$ 1.42
10+$ 1.165$ 11.65
30+$ 1.0258$ 30.77
100+$ 0.8674$ 86.74
500+$ 0.797$ 398.50
1,500+$ 0.765$ 1147.50
Standard Packaging1500/Full Reel
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators
ManufacturerRICHTEK
PackagingWQFN-14-AL(3.5x3.5)
Operating Temperature-40℃~+125℃@(TJ)
Frequency - Switching1.2MHz
FunctionStep-down type
Number of Outputs1
FeaturesCycle-by-cycle current limiting;Adjustable soft-start;Load disconnect;Frequency synchronization;External compensation;Operating status indication;Overcurrent Protection
Output TypeAdjustable
TopologyBuck
Operating Voltage4.5V~18V
Switch tube (built-in/external)Built-in
Output Current3A
Output Voltage800mV~18V
Quiescent Current600uA
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging1500
Sales UnitPiece

Introduction

AI Translation

The RT2852BH is a high efficiency, monolithic synchronous step-down DC-DC converter that can deliver up to 3A output current from a 4.5V to 18V input supply. The RT2852BH current-mode architecture with external compensation allows the transient response to be optimized over a wide range of loads and output capacitors. Cycle-by-cycle current limit provides protection against shorted outputs and soft-start eliminates input current surge during start-up. Fault condition protections include output under-voltage protection, output over-voltage protection, and over-temperature protection. The low current shutdown mode provides output disconnection, enabling easy power management in battery-powered systems.

Features

AI Translation
  • Low RDS(ON) Power MOSFET Switches 46mΩ/36mΩ
  • Input Voltage Range: 4.5V to 18V
  • Adjustable Switching Frequency: 200kHz to 1.2MHz
  • Current-Mode Control
  • Synchronous to External Clock: 200kHz to 1.2MHz
  • Accurate Voltage Reference ±0.8V ±1.25%, Over -40°C to 105°C
  • Monotonic Start-Up into Pre-biased Outputs
  • Adjustable Soft-Start
  • Power Good Indicator
  • Under-Voltage and Over-Voltage Protection
  • Input Under-Voltage Lockout

Applications

AI Translation
  • High Performance Point of Load Regulation
  • Notebook Computers
  • High Density and Distributed Power Systems