Description

The KA3021D is a monolithic IC, suitable for a 1-ch (Forward.reverse) control DC motor driver and a 3-ch motor driver which drives the focus actuator, tracking actuator, and sled motor of a CD-media system.

Features

• 3-channel Balanced TransformerLess(BTL) driver

• 1-channel forward-reverse control DC motor driver

• Built-in thermal shutdown circuit

• Built-in mute circuit

• Operating supply voltage: 4.5V ~ 13.2V

• Corresponds to 3.3V or 5V DSP

Typical Applications

• Compact disk ROM (CD-ROM)

• Compact disk RW (CD-RW)

• Digital video disk ROM (DVD-ROM)

• Digital video disk RAM (DVD-RAM)

• Digital video disk Player (DVDP)

• Other compact disk media