CMD4505 Datasheet, PDF (1/6 Pages) Ceramate Technical – 5-CH BTL Driver for DVD Player

CMD4505
5-CH BTL Driver for DVD Player
Features
z 2-CH BTL driver
z 2-CH BTL driver with current feedback
z 1-CH forward/reverse control DC motor
z Built-in motor speed control circuit
z Built-in TSD (thermal shut down) circuit
z Built-in mute mode
z Operating supply voltage(4.5V~13.2V)
Descriptions
The CMD4506 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 OP1IN+OP1IN-VINLD GND
28 27 26 25 24 23 22
VCTL OP1OUTVCC2 VOLD- VOLD+ VOTK- VOTK+
21 20 19 18 17 16 15
Stand
by
Thermal
Shut down
10K
+^-
25K
25K
+-
10K
-
10K
+
GND PGND
10K
-
+
VCC2
15K
-
+
Spindle
Driver
Actuator
Driver
+
-
Sled
Actuator
25K
Driver
Driver
Pre-DRV
TRAY
Driver
PGND
VCC1
VCC2
VCC2
VCC1
1234567
VINFC OP2IN- OP2IN+ VINSL OP2OUT FWD REV
8 9 10 11 12 13 14
VCC1 VOTR- VOTR+ VOSL+ VOSL- VOFC- VOFC+
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Tel:[phone]
Fax:[phone]
Page 1 of 6
Email: [e-mail]
Http: www.ceramate.com.tw
Rev 1.0 Oct. 6,2004