A8530 Datasheet - Allegro MicroSystems

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

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

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A8530_AllegroMicroSystems.pdf

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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

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 backligh

Applications

* include: ▪ White LED backlights for cellular phones, PDAs ▪ Digital cameras, camcorders ▪ Other portable device white LED backlighting ▪ 320 mA WLED flash/torch Approximate Scale 1:1 Typical Applications VBATT 2.7 to 5.5 V CIN 4.7 µF C1 1 µF C2 1 µF RSET On/Off and Dimming Control VIN VOUT

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

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