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POWER INTEGRATIONS LNK4322S-TL product image
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POWER INTEGRATIONS LNK4322S-TL

Manufacturer
MPN
LNK4322S-TL
LCSC Part #
C567907
Packaging
SOT-23-6
Customer #
Key Attributes
65kHz 5V~16.5V Flyback SOT-23-6 AC DC Converters, Offline Switchers RoHS
DatasheetPOWER INTEGRATIONS LNK4322S-TL
RoHS Compliance1 documents available
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QtyUnit Price(Reference Only)Total Amount
1+$ 0.2226$ 0.22
200+$ 0.0862$ 17.24
500+$ 0.0831$ 41.55
1,000+$ 0.0816$ 81.60
Standard Packaging10000/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/AC DC Converters, Offline Switchers
ManufacturerPOWER INTEGRATIONS
PackagingSOT-23-6
Operating Temperature-25℃~+125℃
Output Current-
Frequency - Switching65kHz
Pd - Power Dissipation-
Voltage - Breakdown-
Voltage - Supply5V~16.5V
FeaturesConstant Current Mode (CC);Constant Voltage (CV);Soft-start;Over Voltage Protection;Short Circuit Protection;Overtemperature protection (OTP);Over Current Protection;Under Voltage Protection
TopologyFlyback
Output Voltage-
Duty Cycle(Max)50%
Feedback SystemPrimary-side feedback
Working ModeDCM;QR;PWM Modulation;PFM Modulation

Introduction

AI Translation

The LinkSwitchTM - 4 family of ICs dramatically simplifies low power CV/CC charger design by eliminating an optocoupler and secondary control circuitry. The LinkSwitch - 4 family adaptive BJT drive technology uses combined base and emitter switching to boost switching performance and deliver higher efficiency, wider Reverse Bias Safe Operating Area (RBSOA) margin and the flexibility to accommodate a wide range of low cost BJT. The device incorporates a multimode PWM/PFM controller with quasi resonant switch to maximize the efficiency, meets low no - load power and at same time maintain fast transient response greater than 4.3 V with a load change from 0% to 100%.

Features

AI Translation
  • Dynamic base drive technology provides flexibility in choice of BJT transistor by dynamically optimizing BJT switching characteristics
  • Extends RBSOA of BJT
  • Dramatically reduces sensitivity to BJT gain
  • Compensates for input line voltage variations
  • Compensates for cable voltage drop
  • Compensates for external component temperature variations
  • Very accurate IC parameter tolerances using proprietary trimming technology
  • Frequency up to 65 kHz to reduce transformer size
  • The minimum peak current is fixed to improve transient load response
  • Easy start for starting into capacitive loads (LNK4114D, LNK4115D)
  • Constant power for high current start - up (LNK4214D, LNK4215D)
  • 13003 drive improved efficiency with 13003 BJT’s (LNK4302S, LNK4322S)
  • Single fault output overvoltage and short - circuit
  • Over - temperature protection
  • Active clamp
  • Meets DoE 6 and CoC V5 2016 via an optimized quasi - resonant switching PWM/PFM control
  • No - load consumption of <30 mW at 230 VAC input
  • Halogen free and RoHS compliant package

Applications

AI Translation
  • Chargers for cell/cordless phones, PDAs, MP3/portable audio devices, adapters, networking, etc.