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AL8843 Datasheet - Diodes

AL8843-Diodes.pdf

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Datasheet Details

Part number:

AL8843

Manufacturer:

DIODES ↗

File Size:

1.36 MB

Description:

40v 3a step-down led driver.

AL8843, 40V 3A STEP-DOWN LED DRIVER

The DIODES™ AL8843 is a hysteresis mode DC-DC step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.

The device can operate from an input supply between 4.5V and 40V and provide an externally adjustable output

AL8843 Features

* Wide Input Voltage Range: 4.5V to 40V

* Output Current up to 3A

* Internal 40V NDMOS Switch

* Typical 4% Output Current Accuracy

* Single Pin for On/Off and Brightness Control by DC Voltage or PWM Signal

* Recommended Analog Dimming Range: 10% to 100%

* Soft-Start

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