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CMD4509
5-CH BTL Driver for DVD Player
* 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
Fax:886-3-3521052
Page 1 of 6
Rev
1.0 Dec. 15,2004
Features Descriptions
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)
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
10K
10K
10K
25K
25K
15K
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
28
27
26
25
24
23
22
21
20
19
25K
10K
Spindle
Driver
Actuator
Driver
Actuator
Driver
Sled
Driver
TRAY
DRIVER
Pre-DRV
MUTE
Thermal
Shut down
2
VCC1
VCC2
VCC2
+
-
+
-
+
-
+
-
VCC2
VCC1
VINFC
TR B
1
REGO2VINSL+
FWD
REV
REGO1
VCC1
VOTR- VOTR+ VOSL+ VOSL- VOFC- VOFC+
MUTE BIAS
VINTK
TRB 2 OPOUT VINLD
GND
VCTL
OPIN VCC2
VOLD-
VOLD+ VOTK- VOTK+
+
-
+
-
+
-
PGND
PGND
GND
CMD4509
5-CH BTL Driver for DVD Player
* 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
Fax:886-3-3521052
Page 2 of 6
Rev
1.0 Dec. 15,2004
Pin Assignments
Pin Definitions
NO SYMBOL FUNCTION NO SYMBOL FUNCTION
1 VINFC Input for focus driver 15 VOTK+ Tracking driver output (+)
2 TRB
1
Connect to external transistor
base
16 VOTK- Tracking driver output (-)
3 REGO2
Regulator voltage output,
connect to external transistor
collector
17 VOLD+ Spindle driver output (+)
4 VINSL+ Input for the sled driver 18 VOLD- Spindle driver output (-)
5 REGO1
Regulator voltage output,
connect to external transistor
collector
19 Vcc2
Vcc for power block of spindle,
tracking and focus
6 FWD Tray driver forward input 20 OPIN Comparator input
7 REV Tray driver reverse input 21 VCTL Speed control input of tray driver
8 Vcc1
Vcc for pre-drive block and
power block of sled and tray
22 GND Ground
9 VOTP- Tray driver output (-) 23 VINLD Input for spindle driver
10 VOTR+ Tray driver output (+) 24
OPOUT
Comparator output
11 VOSL+ Sled driver output (+) 25 TRB 2 Connect to external transistor base
12 VOSL- Sled driver output (-) 26 VINTK Input for tracking driver
13 VOFC- Focus driver output (-) 27 BIAS Input for reference voltage
14 VOFC+ Focus driver output (+) 28 MUTE Input for mute control
CMD4509
5-CH BTL Driver for DVD Player
* 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
Fax:886-3-3521052
Page 3 of 6
Rev
1.0 Dec. 15,2004
Absolute Maximum Rating(Ta=25
)
CHARACTERISTICS SYMBOL LIMITS UNIT
Supply voltage
Vcc1
Vcc2
13.5 V
Power dissipation Pd *1.7 W
Operate Temp range Topr -35~+85
Storage Temp range Tstg -55~+150
Note:
1. When mounted on 50mm x 50mm x 1mm PCB ( Phenolic resin material).
2. Power dissipation reduces 20mW/
for using above Ta=25 .
3. Do not exceed Pd and SOA
Power Dissipation Curve
Recommended Operating Conditions
CHARACTERISTICS SYMBOL LIMITS UNIT
Vcc1 4.3~13.2 V
Supply voltage
Vcc2 4.3~Vcc1 V
1
2
3
0
25
50
75
100
125
150
Ambient Temperature ( )
175
P
o
w
er
D
issipa
tion
(mW)
CMD4509
5-CH BTL Driver for DVD Player
* 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
Fax:886-3-3521052
Page 4 of 6
Rev
1.0 Dec. 15,2004
Electrical Characteristics
(VCC1=8V, VCC2=5V, BIAS=2.5V, f=1kHz, RL=8
, RS=0.5
, Ta=25
unless otherwise specified)
Limit
Characteristics
Symbol
Conditions
Min Typ. Max
Unit
Quiescent current Icc - 30 - mA
Voltage for mute ON Vston 0 - 0.5 V
Voltage for mute OFF Vstoff 2.0 - 5 V
[Actuator Part]
Output offset voltage Voo - - +50 mV
Maximum output voltage Vom @10Load 3.6
4.0
-
V
Voltage gain Gv VIN=BIAS+0.2Vpp ac @1KHz 21.5 23.5 25.5 dB
[Sled Part]
Output offset voltage Voofsl - - +100 mV
Maximum output voltage Vomsl @20Load 7.5
9.0
-
V
Closed loop voltage gain Gvsl VIN=BIAS+0.2Vpp ac @1KHz 18 20 22 dB
[Spindle Part]
Output offset voltage Voofld - - +50 mV
Maximum output voltage Vomax @8Load -
3.5
-
V
Voltage gain Gvld VIN=BIAS+0.2Vpp ac @1KHz 13.3 15.5 17.5 dB
Gain error by polarity Gvld
VIN=BIAS+0.2Vpp ac @1KHz 0 1 2 dB
[Tray Driver Part]
Output saturation voltage 1 Vsat1 Upper + Lower saturation, IL=200mA 0.7 1.1 1.5 V
Output saturation voltage
between F&R
Vsat1
Output saturation voltage 1 between
FWD and REV
- - 0.1 V
Output saturation voltage 2 Vsat2 Upper + Lower saturation, IL=500mA 1.0 1.55 2.2 V
Output adjustable gain on "H"
side voltage
Vvtr
H
VCTL=2V 7.4 9.2 11 dB
High level input voltage V
IH
1.5 - Vcc V
Low level input voltage V
IL
-0.3 - 0.5 V
High level input current I
IH
VFWD=VREV=5V - 180 270 A
[Regulator]
Output voltage Vreg IL=500mA 1.5 4.0
V
Output load differential V
RL
IL=500mA -50
0
50
mV
Power supply voltage
differential
V
VCC
(Vcc=4.5~8V) IL=500mA -25 0 25 mV
CMD4509
5-CH BTL Driver for DVD Player
* 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
Fax:886-3-3521052
Page 5 of 6
Rev
1.0 Dec. 15,2004
Application Circuit
10K
10K
10K
25K
25K
15K
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
28
27
26
25
24
23
22
21
20
19
25K
10K
Spindle
Driver
Actuator
Driver
Actuator
Driver
Sled
Driver
TRAY
DRIVER
Pre-DRV
MUTE
Thermal
Shun Down
2
VCC1
VCC2
VCC2
+
-
+
-
+
-
+
-
VCC2
VCC1
+
-
+
-
+
-
PGND
PGND
GND
12V
Motor Loading
MUTE
SERVO
U-COM
5V/12V
Tray
Voltage
Control
Focus Coil
Sled Motor
Spindle Motor
Tracking Coil
Spindle
Tacking
Vcenter
Focus
Sled
FWD
REV
DCMOT
4.7K
5V
ADJ 2.5V
REGOUT
10K
16.4K
47uF
5V
5V
MOCTL
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