A3904 Datasheet - Allegro MicroSystems

A3904, Low Voltage Voice Coil Motor Driver

A3904 Low Voltage Voice Coil Motor Driver .
The A3904 is a voice coil motor (VCM) driver, with an I2C-compatible serial interface.

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A3904_AllegroMicroSystems.pdf

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Datasheet Details

Part number:

A3904

Manufacturer:

Allegro MicroSystems

File Size:

294.12 KB

Description:

Low Voltage Voice Coil Motor Driver

Features

* ▪ 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 no

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 output current is 127 mA. Output current is programmed via the I2C interface, in 500 uA increments, with clock rates up to 400 kHz. I2C inputs set the

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A3904 Low Voltage Voice Coil Motor Driver Allegro MicroSystems

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