RT9269 Datasheet Constant Current LED Driver

Manufacturer: Richtek

RT9269 constant current led driver by Richtek - Datasheet Preview

Datasheet Details

Part number	RT9269
Manufacturer	Richtek
File Size	300.49 KB
Description	Constant Current LED Driver
Datasheet	RT9269 Datasheet

General Description

The RT9269 is a compact, high efficient LED driver with high flexibility of application configurations in charge pump mode or in boost rectifier mode, delivering Tens of mA constant output current for driving 1~4 white LED’s.

The 0.25V low reference voltage minimized the power loss across the current-setting resistor.

The wide applicable VDD range makes RT9269 suitable for 1 to 4 battery cell applications as well as being supplied with 2.5/3.3/5/6V system powers.

Overview

www.DataSheet4U.com Preliminary RT9269 Tiny Package, High Efficiency, Constant Current LED.

Key Features

0.25V Low Reference Voltage 17µA Quiescent (Switch-off) Supply Current Zero Shutdown Mode Supply Current 85% Efficiency 500kHz Fixed Switching Rate Tuning LED brightness with CE pin ON/OFF Duty Small SOT-26 Package.

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