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RT9271

White LED Step-Up Converter

RT9271 Features

* Inherently Matched LED Current High Efficiency: 85% Typical Drives Up to Three LEDs from 2.8V Supply 20V Internal Switch Fast 1.1 MHz Switching Frequency Uses Tiny 1 mm Height Inductors Requires Only 1uF Output Capacitor Low Profile SOT-26 Package Optional 15V Over Voltage Protection Applications Mo

RT9271 General Description

The RT9271 is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current. The device can drive one to three LEDs in series from a Li-Ion cell. Series connection of the LEDs provides identical LED currents resulting in uniform brightness and eliminating the need for b.

RT9271 Datasheet (503.73 KB)

Preview of RT9271 PDF

Datasheet Details

Part number:

RT9271

Manufacturer:

Richtek

File Size:

503.73 KB

Description:

White led step-up converter.

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RT9271 White LED Step-Up Converter Richtek

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