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
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