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LT3475FE
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LT3475FE

  • 所属类别:驱动芯片
  • 产品名称:双通道降压- type 1.5A的LED驱动器
  • 厂商:LINEAR
  • 生产批号:10+
  • 封装:TSSOP20
  • 库存状态:有库存
  • 库存量:5000
  • 最低订购量:1
  • 详细资料:点击查找LT3475FE的pdf资料
  • 点击询价
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  • Product Introduction

LT3475FE

Dual-channel buck - type 1.5A LED driver

peculiarity

  • TheTrue Color PWMTM provides constant color and a dimming range of 3000:1
  • Wide input range: 4V to 36V operating voltage, maximum value 40V
  • Accurate and adjustable control of LED current (50 mA to 1.5A)
  • High-end current sensing allows for LED operation of the negative ground electrode to be performed
  • Open circuit LED (LT3475) and short circuit protection
  • LT3475 - 1 drives LED strings up to 25V
  • Accurate and adjustable switching frequency in the range of 200kHz to 2MHz
  • The inverting switch operation reduces ripple
  • Small inductors and ceramic capacitors are used
  • Available in a compact 20-pin TSSOP heat-enhanced surface-mount package
     

Typical applications:

LT3475的典型应用
LT3475的典型应用

description

® The LT 3475/LT3475-1 is a dual-channel step-down type DC/DC Light. High-end current sensing allows for the operation of LEDs on the load ground. High; The output current accuracy is maintained over a wide current range (from 50 mA to 1.5A), providing a wide range of optical ranges. The unique PWM circuit achieves a 3000:1 modulated light range, thus avoiding the color drift phenomenon common in LED current-modulated light operations.

The high switching frequency provides many advantages, allowing for small inductors and ceramic capacitors, small inductors, and 20-pin TSSOP packages

With its wide input of 4V to 36V; Range, LT3475/LT3475-1 can be adjusted for various power supplies. Current mode PWM

apply

  • Automotive and aviation lighting
  • Local lighting of buildings
  • Display back lighting
  • Constant current source

ICs related to LT3475FE include:


Model Manufacturers lot number encapsulation illustrate
LT3475FE-1 LINEAR 10+11+ TSSOP20 Hong Kong spot, imported original
LT3475FE LINEAR 10+ TSSOP20 Dual-channel buck - type 1.5A LED driver

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