A8530 - Ultracompact 6-Channel Backlight and Flash/Torch White LED Driver

Description

The A8530 high efficiency charge pump ICs offer a simple, low-cost white LED driver solution for driving four display backlight and two flash/torch/video mode white LEDs.

Features

Proprietary adaptive control scheme (1×, 1.5×, 2×).
0.5% typical LED current matching.
2 separate serial interfaces for dimming control.
Drives up to 6 white LEDs (4 display backlight, 2 flash/torch).
30 mA per LED channel for display backlight.
100 mA per LED channel for flash/torch backlight.
320 mA total output current capability.
Low EMI design and soft-start function.
Short circuit, overvoltage, thermal shutdown protection.
0.75 mm very thi.

Allegro MicroSystems

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Datasheet Details

Part number	A8530
Manufacturer	Allegro MicroSystems
File Size	480.93 KB
Description	Ultracompact 6-Channel Backlight and Flash/Torch White LED Driver
Datasheet	A8530 Datasheet

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Full PDF Text Transcription

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A8530 Ultracompact 6-Channel Backlight and Flash/Torch White LED Driver Features and Benefits ▪ Proprietary adaptive control scheme (1×, 1.5×, 2×) ▪ 0.5% typical LED current matching ▪ 2 separate serial interfaces for dimming control ▪ Drives up to 6 white LEDs (4 display backlight, 2 flash/torch) ▪ 30 mA per LED channel for display backlight ▪ 100 mA per LED channel for flash/torch backlight ▪ 320 mA total output current capability ▪ Low EMI design and soft-start function ▪ Short circuit, overvoltage, thermal shutdown protection ▪ 0.

Published: May 2, 2007 |