Datasheet4U Logo Datasheet4U.com

AF5121 Datasheet - AFSEMI

AF5121-AFSEMI.pdf

Preview of AF5121 PDF
AF5121 Datasheet Preview Page 2 AF5121 Datasheet Preview Page 3

Datasheet Details

Part number:

AF5121

Manufacturer:

AFSEMI

File Size:

680.28 KB

Description:

Fixed frequency white led step-up converter.

AF5121, Fixed Frequency White LED Step-Up Converter

The AF5121 is a step-up DC/DC converter specifically designed to drive up to 6 series white LEDs with constant current.

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

The AF5121 switches at 1.4MHz, allowing

AF5121 Features

* Inherently Matched LED Current

* High Efficiency:82%

* Drives Up to Six LEDs from 2.2V Supply

* 20V Over Voltage Protection

* Fast 1.4MHz Switching Frequency

* Requires Only 1μF Output Capacitors

* SOT-23-6 Package Applications

* Communication equipment

* Whit

📁 Related Datasheet

📌 All Tags

AFSEMI AF5121-like datasheet