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