RT8537 Datasheet - Richtek

RT8537, Current Mode Boost-Type LED Driver

® RT8537 Current Mode Boost-Type LED Driver with Programmable Dimming Control General .
The RT8537 is a current mode Boost-type LED driver with programmable brightness dimming control for portable devices.

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RT8537-Richtek.pdf

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Datasheet Details

Part number:

RT8537

Manufacturer:

Richtek

File Size:

259.44 KB

Description:

Current Mode Boost-Type LED Driver

Features

* z 32-Step Programmable Digital Dimming z PWM Brightness Dimming z 2.9V to 18V Input Voltage Range z 38V Open LED Protection for 10 LEDs z 200mV Reference with 4% Accuracy z 1.2MHz Switching Frequency z Built-In 1.2A Power Switch z Built-in Internal Soft-Start z Over Temperature Protection z Current

Applications

* z Mobile Phone and Smart Phone z Digital Camera and GPS z Portable DVD Player Marking Information 0J : Product Code 0JW W : Date Code Simplified Application Circuit VIN CIN Digital Dimming PWM Dimming CCOMP L LX RT8537 VIN FB EN COMP GND COUT …… RSET 3 x 9 LEDs Copyright ©2013 Richtek Te

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RT8537 Current Mode Boost-Type LED Driver Richtek

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