AT9919 Hysteretic Buck High-Brightness LED Driver

Microchip

Description

AT9919 Hysteretic Buck High-Brightness LED Driver with High-Side Current Sensing .
AT9919 is a PWM controller IC designed to drive high-brightness LEDs using a buck topology.

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AT9919 Datasheet Preview — Preview of AT9919 PDF

Datasheet Specifications

Part number: AT9919
Manufacturer: Microchip ↗
File Size: 532.81 KB
Datasheet: AT9919-Microchip.pdf
Description: Hysteretic Buck High-Brightness LED Driver

Features

* AEC-Q100 Qualified
* Hysteretic Control with High-side Current Sensing
* Wide Input Voltage Range: 4.5V to 40V
* >90% Efficiency
* Typical ±5% LED Current Accuracy
* Up to 2 MHz Switching Frequency
* Adjustable Constant LED Current

Applications

* LED Lighting Applications

AT9919 Distributors

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AT9919 Hysteretic Buck High-Brightness LED Driver Microchip

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