DRV201A Description
The DRV201A 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.
DRV201A Key Features
- 1 Configurable for Linear or PWM Mode VCM Current Generation
- High Efficiency PWM Current Control for VCM
- Advanced Ringing pensation
- Integrated 10-bit D/A Converter for VCM Current
- Protection
- Open and Short-Circuit Detection
- Undervoltage Lockout (UVLO)
- Thermal Shutdown
- Internal Current Limit for VCM Driver
- 4-kV ESD-HBM