DRV201 Datasheet (Texas Instruments) - Voice Coil Motor Driver

DRV201, Voice Coil Motor Driver

The DRV201 device is an advanced voice coil motor driver for camera auto focus.

It has an integrated D/A converter for setting the VCM current.

VCM current is controlled with a fixed frequency PWM controller or a linear mode driver.

Current generation can be selected via I2C register.

The DRV201 dev

DRV201 Features

* 1 Configurable for Linear or PWM Mode VCM Current Generation

* High Efficiency PWM Current Control for VCM

* Advanced Ringing Compensation

* Integrated 10-bit D/A Converter for VCM Current Control

* Protection

* Open and Short-Circuit Detection on VCM