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AS3644 Ultra Small Low Cost 320mA Inductive

AS3644 Description

valid Datasheet AS3644 Ultra Small Low Cost 320mA Inductive White LED Flash Driver 1 General .
The AS3644 is an inductive high efficient DCDC step up converter driving a current source.

AS3644 Features

* Total flash driver solution only 11mm2
* High efficiency 4MHz fixed frequency DCDC Boost converter with soft start allows small coils
* LED currents 260mA to 320mA flash current (20mA steps) 51.6mA or 72.3mA Assist light (=torch) current
* Flash LED(s) cathode connected to ground:

AS3644 Applications

* Flash/Torch for mobile phones, digital cameras and PDA coantmesntAsGtill    !"#!"$$ % &#' (&(!     -+ $$+ . +. /   !"#) (&()    % AS3644      . 0  AS3644 !      Te
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Datasheet Details

Part number
AS3644
Manufacturer
austriamicrosystems
File Size
1.45 MB
Datasheet
AS3644-austriamicrosystems.pdf
Description
Ultra Small Low Cost 320mA Inductive

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Ultra Small Low Cost 320mA Inductive austriamicrosystems
austriamicrosystems AS3644-like datasheet