CMD4509 Datasheet

CMD4509 5-CH BTL Driver

The CMD4509 is a 5-CH motor driver for CD-p/VCD/DVD systems. It is composed of 2-CH BTL driver, 2-CH driver with current feedback and 1-CH forward/reverse control DC motor driver. Internal Block Diagram MUTE BIAS VINTK TRB 2 OPOUT VINLD GND VCTL OPIN VCC2 VOLD- VOLD+ VOTK- VOTK+ 28 27 26.

Features

z z z z z z z 2-CH BTL driver 2-CH BTL driver with current feedback 1-CH forward/reverse control DC motor Built-in motor speed control circuit Built-in TSD (thermal shut down) circuit Built-in mute mode Operating supply voltage(4.5V~13.2V) Descriptions The CMD4509 is a 5-CH motor driver for CD-p/VCD/DVD systems. It is composed of 2-CH BTL driver, 2-CH driver with current feedback and 1-CH forward/reverse control DC motor driver. Internal Block Diagram MUTE BIAS VINTK TRB 2 OPOUT VINLD GND VCTL OPIN VCC2 VOLD- VOLD+ VOTK- VOTK+ 28 27 26 25 24 23 22 GND PGND 21 20 19 VCC2 18 .