L5101 Datasheet - UTC

L5101 WHITE LED STEP-UP CONVERTER

The UTC L5101 is a fixed frequency step-up PWM DC/DC converter and designed for white LEDS driving with a constant current to provide backlight in handheld devices. The device switches at a high frequency 1.2MHz by an internal N-channel MOSFET switch to be capable of minimum external components usin.

L5101 Features

* Built-In Open Circuit Protection

* Built-In Over Voltage Protection

* High Efficiency(Up to 84% at VIN=4.2V, 3 LEDs, ILED =20mA) www.DataSheet4U.com

* 1.2MHz fixed switching frequency

* Low supply current: 70µA

* Matches LED current

* Requires tiny inductor and capacito

L5101_UTC.pdf

L5101 Datasheet Preview — Preview of L5101 PDF

Datasheet Details

Part number:

L5101

Manufacturer:

UTC

File Size:

160.57 KB

Description:

White led step-up converter.

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L5101 L5101 WHITE LED STEP-UP CONVERTER UTC

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