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A8521 - High Efficiency Fault Tolerant LED Driver

Product Overview

Allegro

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A8521 High Efficiency Fault Tolerant LED Driver by Allegro - Datasheet Preview — Datasheet preview – A8521

Datasheet Details

Part number	A8521
Manufacturer	Allegro
File Size	1.26 MB
Description	High Efficiency Fault Tolerant LED Driver
Datasheet	A8521 Datasheet
Additional preview pages of the A8521 datasheet.

Product details

Description

The A8521 is a multi-output white LED driver for small-size LCD backlighting.

Features

AEC-Q100 Qualified.
Wide input voltage range of 5 to 40 V for start/stop, cold crank and load dump requirements.
Fully integrated LED current sinks and boost converter with 60 V DMOS.
Sync function to synchronize boost converter switching frequency up to 2.3 MHz, allowing operation above the AM band.
Excellent input voltage transient response.
Single resistor primary OVP minimizes VOUT leakage.
Internal secondary OVP for redundant p.

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Other Datasheets by Allegro

A8522 - Multi-Channel LED Driver
A8502 - High Efficiency Fault Tolerant LED Driver
A8503 - WLED/RGB Driver
A8504 - WLED/RGB Backlight Driver
A8508 - 8-Channel Fault Tolerant LED Driver
A8509 - High Efficiency 4-Channel Fault Tolerant LED Driver

Published: Jan 8, 2025 |