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A6271-1 Automotive High-Current LED Controller

A6271-1 Description

A6271-1 Automotive High-Current LED Controller .
The A6271-1 is a DC-DC converter controller, providing a programmable constant-current output for driving high-power LEDs in series.

A6271-1 Features

* Automotive AEC-Q100 qualified
* Constant-current LED drive
* 4.2 to 50 V supply
* 53.3 V maximum LED string voltage
* Boost, buck-boost, buck, and SEPIC switching converters
* Programmable switching frequency 70 to 700 kHz
* PWM-controlled PM

A6271-1 Applications

* Automotive high-power LED lighting systems
* Fog lights, reversing lights, daytime running lights, position lights, headlights VBAT C1 4.7 µF C2 4.7 µF L1 56 µH D2 C7 47 nF R5 150 Ω R6 1.35 Ω A6271-1-DS, Rev. 5 MCO-0000277 VREG VIN LP LN PWMOUT C3 R1 2.7 kΩ 1 µF GND

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Datasheet Details

Part number
A6271-1
Manufacturer
Allegro
File Size
1.36 MB
Datasheet
A6271-1-Allegro.pdf
Description
Automotive High-Current LED Controller

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Automotive High-Current LED Controller Allegro
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