Datasheet4U Logo Datasheet4U.com

TX5121 Datasheet Fixed Frequency Whiteled Step-up Converter

Manufacturer: ChipSourceTek

Overview: TX5121 Fixed Frequency WhiteLED Step-Up Converter.

Datasheet Details

Part number TX5121
Manufacturer ChipSourceTek
File Size 517.82 KB
Description Fixed Frequency WhiteLED Step-Up Converter
Datasheet TX5121-ChipSourceTek.pdf

General Description

The TX5121 is a step-up DC/DC converter 科 e specifically designed to drive up to 5 series white LEDs with constant current.

Series connection of T the LEDs provides identical LED currents resulting in uniform brightness and eliminates the 特 e need for ballast resistors.

The TX5121 switches at 1.4MHz, allowing the use of tiny external ponents.

Key Features

  • l Inherently Matched LED Current l High Efficiency:82% l Drives Up to Five LEDs from 2.2V Supply l 17V Over Voltage Protection l Fast 1.4MHz Switching Frequency l Requires Only 1μF Output Capacitors l SOT-23-6 Package.

TX5121 Distributor