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A3904

Part Number	A3904
Manufacturer	Allegro MicroSystems
Description	Low Voltage Voice Coil Motor Driver
Published	Jan 13, 2010
Detailed Description	A3904 Low Voltage Voice Coil Motor Driver Features and Benefits ▪ Fixed I2C logic thresholds ▪ 8-bit D-to-A converter ▪ ...
Datasheet	A3904 PDF File

Overview

A3904 Low Voltage Voice Coil Motor Driver Features and Benefits ▪ Fixed I2C logic thresholds ▪ 8-bit D-to-A converter ▪ 500 μA resolution ▪ Low voltage I2C serial interface ▪ Low current-draw sleep mode ▪ 2.
4 to 5.
5 V operation ▪ 2 mm × 1.
5 mm, 0.
38 mm nominal overall height DFN ▪ 1.
1 mm × 0.
7 mm, 0.
5 mm maximum overall height WLCSP ▪ 1.
1 mm × 0.
7 mm, 0.
33 mm nominal overall height bare die Description The A3904 is a voice coil motor (VCM) driver, with an I2C-compatible serial interface.
Designed for camera autofocus and zoom applications, this high accuracy digital IC is provided in small packages ideal for portable devices.
Its operating voltage range is 2.
4 to 5.
5 V, and its maximum outp...

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