CMD4505
5-CH BTL Driver for DVD Player
Features
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 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
VCTL OP1OUTVCC2 VOLD- VOLD+ VOTK- VOTK+
28
27
26
25
24
23
22
21
20
19
VCC2
18
17
16
15
10K
Stand
by
GND
PGND
15K
10K
+
Thermal
Shut down
-
25K
-
+
-
+
Spindle
Driver
Actuator
Driver
VCC2
VCC2
+
VCC1
Sled
Driver
-
25K
+
-
-
10K
10K
25K
Actuator
Driver
Pre-DRV
TRAY
Driver
+
2
3
4
5
6
7
REV
PGND
VCC1
1
8
9
10
11
12
13
14
VINFC OP2IN- OP2IN+ VINSL OP2OUT FWD
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
Email: server@ceramate.com.tw
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 1 of 6
Rev
1.0 Oct. 6,2004
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
