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ALT80800 - Constant-Current 2.0A PWM Dimmable Synchronous Buck LED Driver

Product Overview

Allegro

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ALT80800 Constant-Current 2.0A PWM Dimmable Synchronous Buck LED Driver by Allegro - Datasheet Preview — Datasheet preview – ALT80800

Datasheet Details

Part number	ALT80800
Manufacturer	Allegro
File Size	2.12 MB
Description	Constant-Current 2.0A PWM Dimmable Synchronous Buck LED Driver
Datasheet	ALT80800 Datasheet
Additional preview pages of the ALT80800 datasheet.

Product details

Description

The ALT80800 is a synchronous buck switching regulator that provides constant-current output to drive high-power LEDs.

Features

AEC-Q100 qualified.
Supply voltage 4.5 to 55 V.
2.0 A maximum output over operating temperature range.
Integrated high-side and low-side MOSFETs: 200 mΩ / 150 mΩTYP.
True average output current control.
Internal control loop compensation.
Integrated 5 V, 14 mA LDO regulator for peripheral circuits.
Dimming via PWM pin or EN pin down to 0.1% at 200 Hz.
Analog dimming (ADIM pin) for brightness calibration and therma.

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Published: May 28, 2019 |