CERAMATE CMD4505

CMD4505
5-CH BTL Driver for DVD Player
Features
Descriptions
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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.
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)
Internal Block Diagram
MUTE
BIAS VINTK OP1IN+ OP1IN- VINLD GND
28
26
27
25
23
24
VCTL OP1OUTVCC2 VOLD- VOLD+ VOTK- VOTK+
22
21
20
19
18
17
16
15
VCC2
GND
10K
PGND
15K
Stand
by
10K
+
-
-
Thermal
Shut down
25K
Spindle
Driver
+
-
Actuator
Driver
+
VCC2
VCC2
VCC1
+
Sled
Driver
25K
+
-
10K
25K
Pre-DRV
10K
Actuator
Driver
TRAY
Driver
PGND
+
VCC1
1
2
3
4
5
6
VINFC OP2IN- OP2IN+ VINSL OP2OUT FWD
7
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
Email: [email protected]
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 1 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052
CMD4505
5-CH BTL Driver for DVD Player
Pin Assignments
Pin Definitions
NO
SYMBOL
1
VINFC
2
OP2IN-
3
4
5
OP2OUT
6
FUNCTION
NO
SYMBOL
FUNCTION
Input for focus driver
15
VOTK+
Tracking driver output (+)
Comparator 2 input (-)
16
VOTK-
Tracking driver output (-)
OP2IN+
Comparator 2 input (+)
17
VOLD+
Spindle driver output (+)
VINSL+
Input for the sled driver
18
VOLD-
Spindle driver output (-)
Comparator 2 output
19
Vcc2
FWD
Tray driver forward input
20
OP1OUT
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
VOTR-
Tray driver output (-)
23
VINLD
Input for spindle driver
10
VOTR+
Tray driver output (+)
24
OP1IN-
Comparator 1 input (-)
11
VOSL+
Sled driver output (+)
25
OP1IN+
Comparator 1 input (+)
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
Vcc for power block of spindle,
tracking and focus
Comparator 1 output
* 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: [email protected]
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 2 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052
CMD4505
5-CH BTL Driver for DVD Player
Absolute Maximum Rating(Ta=25℃)
CHARACTERISTICS
SYMBOL
LIMITS
UNIT
13.5
V
*1.7
Power dissipation
Vcc1
Vcc2
Pd
Operate Temp range
Topr
-35~+85
W
℃
Storage Temp range
Tstg
-55~+150
℃
Supply voltage
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 (mW)
Power Dissipation Curve
3
2
1
0
25
50
75
100
125
150
175
Ambient Temperature ( )
Recommended Operating Conditions
CHARACTERISTICS
Supply voltage
SYMBOL
LIMITS
UNIT
Vcc1
4.5~13.2
V
Vcc2
4.5~Vcc1
V
* 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: [email protected]w
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 3 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052
CMD4505
5-CH BTL Driver for DVD Player
Electrical Characteristics
(VCC1=8V, VCC2=5V, BIAS=2.5V, f=1kHz, RL=8Ω, RS=0.5Ω, Ta=25℃ unless otherwise specified)
Characteristics
Quiescent current
Symbol
Conditions
Min
Limit
Typ.
Max
Unit
Icc
-
30
-
mA
Voltage for mute ON
Vston
0
-
0.5
V
Voltage for mute OFF
Vstoff
2.0
-
5
V
Output offset voltage
Voo
-
-
±50
mV
Maximum output voltage
Vom
@10ΩLoad
3.6
4.0
-
V
Voltage gain
Gv
VIN=BIAS+0.2Vpp ac @1KHz
-
23.5
-
dB
-
-
±100
mV
[Actuator Part]
[Sled Part]
Output offset voltage
Voofsl
Maximum output voltage
Vomsl
@20ΩLoad
7.5
9.0
-
V
Closed loop voltage gain
Gvsl
VIN=BIAS+0.2Vpp ac @1KHz
18
20
22
dB
-
-
±50
mV
-
3.5
-
V
[Spindle Part]
Output offset voltage
Voofld
Maximum output voltage
Vomax
Voltage gain
Gain error by polarity
@8ΩLoad
Gvld
VIN=BIAS+0.2Vpp ac @1KHz
13.3
15.5
17.5
dB
△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
△Vsat1
Output saturation voltage 1 between
FWD and REV
-
-
0.1
V
Vsat2
Upper + Lower saturation, IL=500mA
1.0
1.55
2.2
V
VvtrH
VCTL=2V
7.4
9.2
11
dB
VIH
1.5
-
Vcc
V
Low level input voltage
VIL
-0.3
-
0.5
V
High level input current
IIH
-
180
270
µA
Output saturation voltage
between F&R
Output saturation voltage 2
Output adjustable gain on “H”
side voltage
High level input voltage
VFWD=VREV=5V
[Comparator]
Input offset voltage
Input common-mode voltage
range
Voltage gain
Voofc
-
±1.0
±2.0
mV
Vcmc
0
-
Vcc1-1.5
V
Gvc
RL≧15kΩ
50
200
-
V/mV
Output sink current
Iosc
Vout<1.5V
-
6.0
-
mA
Saturation voltage
Vsc
Iosc≦4mA
-
250
400
mV
* 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: [email protected]
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 4 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052
CMD4505
5-CH BTL Driver for DVD Player
Application Circuit
Spindle Motor
SPIN+ SPIN-
28
27
26
23
24
25
Tracking Coil
Tray
Voltage
Control Servo
5V /12V
22
21
20
19
18
17
16
15
VCC2
GND
10K
PGND
15K
Stand
by
10K
-
+ Thermal
Shun Downt
-
25K
Spindle
Driver
+
Actuator
Driver
+
VCC2
VCC2
VCC1
+
-
Sled
Driver
25K
+
-
10K
25K
Pre-DRV
10K
Actuator
Driver
TRAY
DRIVER
PGND
+
VCC1
1
2
3
SPIN+ SPIN-
5
4
6
7
8
9
10
11
12
13
14
12V
SERVO
Focus Coil
Motor Loading
Tacking VREF Focus Sled
SERVO
FWD REV
Sled Motor
MUTE Spindle
U-COM
* 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: [email protected]
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 5 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052
CMD4505
5-CH BTL Driver for DVD Player
Mechanical Dimensions
Package: HSOP-28
CMD4505
Unit: mm
* 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: [email protected]
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 6 of 6
Rev 1.0 Oct. 6,2004
Fax:886-3-3521052