A80803 Multi-Topology Synchronous LED Controller

Allegro

Description

A80803 Multi-Topology Synchronous LED Controller with PWM Dimming and High/Low Intensity Modes .
The A80803 is a switch-mode, constant-current DC/DC controller for high-power LED automotive lighting applications.

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Datasheet Specifications

Part number: A80803
Manufacturer: Allegro
File Size: 3.19 MB
Datasheet: A80803-Allegro.pdf
Description: Multi-Topology Synchronous LED Controller

Features

* Wide 5 to 37 V input voltage range
* 40 V absolute maximum for load dump
* 4.5 V UVLO falling for idle stop
* Wide output voltage, up to 70 V OVP rating
* Single-ended topology controller with internal gate drivers for low-side and high-side external MOSFETs

Applications

* Options for SPI control or programmable EEPROM for design parameters, eliminates need for local microcontroller
* Internal PWM generator and driver to control external dimming MOSFET
* Fixed frequency operation with programmable dithering for EMC mitigation
* Consta

A80803 Distributors

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A80803 Multi-Topology Synchronous LED Controller Allegro

Allegro A80803-like datasheet