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A3904 Datasheet Low Voltage Voice Coil Motor Driver

Manufacturer: Allegro MicroSystems

Overview: A3904 Low Voltage Voice Coil Motor Driver.

General 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 output current is 127 mA.

Key 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 nominal overall height bare die.

More Datasheets from Allegro MicroSystems

Part Number Description
A3906 Low Voltage Stepper and Single/Dual DC Motor Driver
A3908 Low Voltage DC Motor Driver
A3910 Dual Half Bridge Motor Driver
A3916 Dual DMOS Full-Bridge Motor Driver
A3918 Low Voltage DC Motor Driver
A3930 Automotive 3-Phase BLDC Controller and MOSFET Driver
A3931 Automotive 3-Phase BLDC Controller and MOSFET Driver
A3932 Three-Phase Power MOSFET Controller
A3933 THREE-PHASE POWER MOSFET CONTROLLER
A3938 Three-Phase Power MOSFET Controller

A3904 Distributor