SY7728F 60V High Efficiency Four-String Boost LED Driver

Silergy

Description

Application Note: SY7728F 60V High Efficiency Four-String Boost LED Driver General .
SY7728F is a h igh efficiency peak current mode boost controller with four matching current sources to drive WLED arrays of LCD backlight.

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Datasheet Specifications

Part number: SY7728F
Manufacturer: Silergy
File Size: 807.14 KB
Datasheet: SY7728F-Silergy.pdf
Description: 60V High Efficiency Four-String Boost LED Driver

Features

* 4.5-30V Wide Input Voltage Range
* Programmable 5mA~240mA LED Current per String
* LED Current with +/-3% Accuracy at 100mA per String
* PWM and Analog Mode Dimming: Dimming Frequency: 100Hz~50 kHz
* +/-1% Current Matching Among Strings at 100mA per String
* Programmable Sw

Applications

* Monitor Panel Backlight
* TV Panel Backlight Typical Applications VIN L1 CIN1 VCC PWM Dimming:Add RUP, Remove CADIM, RDOWN Analog Dimming: Add CADIM, RDOWN, Remove RUP R UP CADIM RDOWN CIN2 IN CADIM GATE ISEN VCC EN signal SY7728F EN OVP PWM,100Hz-50 kHz RISET CCOMP RCOM

SY7728F Distributors

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SY7728F 60V High Efficiency Four-String Boost LED Driver Silergy

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