MITSUBISHI <CONTROL / DRIVER IC>
M56753FP
2-CHANNEL ACTUATOR MOTOR DRIVER
DESCRIPTION
The M56753FP is a semiconductor IC developed as the motor
PIN CONFIGURATION (TOP VIEW)
driver used DVD, DVD-ROM, CD-ROM and CD Player.
This device include 2 channel BTL drivers and can drive 2 actuators
with one IC at the same time.
VBS1
1
36
VBS2
VCC1
2
35
VCC2
3
34
MUTE1
4
33
MUTE2A
OPOUT
5
32
MUTE2B
VM1+
6
31
VM2+
●Low output saturation voltage (typ. 1.35V at 0.5A).
7
30
●Wide operating supply voltage range (4.5 to 15V).
8
29
●High current drive capability (maximum 0.9A).
9
monitor circuit functions are included.
FEATURES
GND
●Low crossover distortion.
●High frequency capability.
M56753FP
ININ+
Also, the mute circuit, thermal protection circuit and VREF voltage
10
11
28
GND
27
26
12
25
VM1-
13
24
VM2-
CTL1OUT
14
23
CTL2OUT
CTL1+
15
22
CTL2+
CTL1-
APPLICATION
DVD, DVD-ROM CD-ROM, CD PLAYER
16
21
CTL2-
TSDS
17
20
N.C
VREF
18
19
N.C
Outline 36P2R-D
N.C : no connection
BLOCK DIAGRAM
OPOUT
5
IN+ IN4
CTL+ CTL1- CTL1OUT
3
15
16
VM1+
14
MUTE1
VM1-
6
13
34
CH1
25k PA 25k
+
-
-
+
25k
PA 25k
-
A3
+
- VBS2
+
H
: Mute On
L or Open : Mute Off
VCC1
VCC1
A1
VCC1
2
-0.35V
CH1
MUTE
12v
VBS1
12v
x5
x5
2
1
5k
5k
5k
5k
VBS2
GND
7
–
TSD
+
-
12
VBS2
12v
36
1.4V
GND
5k
5k
5k
A2
-
+
-
+
30
x5
-
–
x5
25k PA 25k
+
25
5k
VREF
22
21
23
CTL2+ CTL2- CTL2OUT
VCC 2
2
-0.35V
VCC2
H,H
Mute ON
25k PA 25k
CH2
18
CH2
MUTE
12v
VCC 2
31
24
VM2+
VM2-
33
32
MUTE2A MUTE2B
17
TSDS
35
MITSUBISHI <CONTROL / DRIVER IC>
M56753FP
2-CHANNEL ACTUATOR MOTOR DRIVER
PIN DESCRIPTIONS
Pin No.
1
2
3
4
5
6
7
to
12
13
14
15
16
17
18
Symbol
VBS1
VCC1
ININ+
OPOUT
VM1+
GND
VM1CTL1OUT
CTL1+
CTL1TSDS
VREF
Function
Bootstrap power supply 1
Power supply 1
Op-Amp. inverted input
Op-Amp. non-inverted input
Op-Amp. output
CH1 Amp. non-inverted output
Pin No.
GND
CH1 Amp. inverted output
CH1 input Amp. output
CH1 Amp. non-inverted input
CH1 Amp. inverted input
Thermal monitor
Reference voltage input
25
19
20
21
22
23
24
to
30
31
32
33
34
35
36
Symbol
N.C
N.C
CTL2CTL2+
CTL2OUT
VM2GND
VM2+
MUTE2B
MUTE2A
MUTE1
VCC2
VBS2
Function
CH2 Amp. inverted input
CH2 Amp. non-inverted input
CH2 input Amp. output
CH2 Amp. inverted output
GND
CH2 Amp. non-inverted output
CH2 mute B
CH2 mute A
CH1 mute
Power supply 2
Bootstrap power supply 2
ABSOLUTE MAXIMUM RATINGS (Ta=25˚C)
Symbol
VBS
VCC
IO
Vin
Pd
Kθ
Tj
Topr
Tstg
Parameter
Conditions
1 , 36 pins
Bootstrap Power Supply
2 , 35 pins
Power Supply
Output Current
VCC=VBS=12V
Maximum Input Voltage of each Terminals 3 , 4 , 15 , 16 , 18 , 21 , 22 , 32 , 33 and 34 pins
With infinite heatsink
Power Dissipation
With infinite heatsink
Thermal Derating
Junction Temperature
Operating Temperature
Storage Temperature
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC1,2
VBS1,2
Parameter
Power Supply
Bootstrap Power Supply
Min.
Limits
Typ.
12
VCC+1
Max.
Unit
V
V
Ratings
15
15
900
0 – Vcc
4.5
27.8
150
-20 – +75
-40 – +150
Unit
V
V
mA
V
W
˚C/W
˚C
˚C
˚C
MITSUBISHI <CONTROL / DRIVER IC>
M56753FP
2-CHANNEL ACTUATOR MOTOR DRIVER
ELECTRICAL CHARACTERISTICS (Ta=25˚C, Vcc1=Vcc2=VBS2=12V, Load=0, unless otherwise noted)
Symbol
Parameters
Test conditions
Min.
Limits
Typ.
Max.
1.0
2.0
mA
Unit
ICC1
Power Supply Current-1
(at Enable condition)
ICC2
Power Supply Current-2
(at Mute condition)
1 , 2 , 35 , 36 pins current
at VREF=VCTL=2.5V, MUTE=5V.
4.5
7.0
mA
ICC3
Power Supply Current-3
1 , 2 , 35 , 36 pins current
at VREF=VCTL=2.5V, MUTE=0V.
23
37
mA
VSAT1
Output saturation voltage
1.35
1.9
V
VSAT2
Output saturation voltage
(at Bootstrap)
0.7
1.0
V
VOFS1
Output Amp.
Offset voltage 1
VREF=VCTL=2.5V, VCC=VBS=5V
(CTL Amp.=buffer.)
-27
+27
mV
VOFS2
Output Amp.
Offset voltage 2
VREF=VCTL=2.5V, VCC=VBS=12V
(CTL Amp.=buffer.)
-78
+78
mV
GAIN
Voltage Gain between
input and output
{VM(+)-VM(-)}
(VCTL-VREF)
(CTL Amp.=buffer.)
19.1
20.8
dB
VMUTE
ON
Mute ON voltage
CH2 is Mute-ON mode when
MUTE2A=H and MUTE2B=H condition.
2.0
VMUTE
OFF
Mute OFF current
1
2
, 35 ,
36
pins current at VREF=0.
Top and Bottom power Transistors saturation
voltage (at Io=0.5A).
VCTLOUT
VA3IN
VA3OUT
VA3OFS
Mute input current
CTL Amp. Input voltage range
CTL Amp. Output voltage range
A3 Amp. Input voltage range
A3 Amp. Output voltage range
A3 Amp. Offset voltage
VREFS
VREF Monitor Voltage
VREF1
VREF Input current
IMUTE
VCTLIN
,
20
V
0.8
V
1.5
250
VBS-1.2
1.0
0
1.0
-5
VBS-1.0
VBS-1.9
VBS-1.0
+5
µA
V
V
V
V
mV
1.4
1.8
V
-0.37
0.1
mA
190
MUTE1=MUTE2A=MUTE2B=5V
A1 and A2 Amps.
A1 and A2 Amps. Load=0
Load=0
Load=0
When VREF voltage is under this values,
M56753FP makes the Bias shut off.
VREF=2.5V
1.25V≤VCTL≤3.75V
-1
CH1 and CH2 Input and Output Characteristics
Input
VREF
(2.5V)
Non-inverted Amp.
(Gain = 5.0 times)
VREF
CTL+
R
+
Reference
Voltage
VREFM
=5.65V
+
VM+
+
VM-
VM1-
CTLInput
R
Inverted Amp.
(Gain = 5.0 times)
CTLOUT
0.5V
VREFM
(5.65V)
2.5V
2.5V
VM1+
MITSUBISHI <CONTROL / DRIVER IC>
M56753FP
2-CHANNEL ACTUATOR MOTOR DRIVER
TYPICAL CHARACTERISTICS
Output saturation voltage–Load Current Characteristics.
VBS=VCC=12V No-Bootstrap condition :
VBS=13V, VCC=12V Bootstrap condition :
(V)
0.07
12
0.15
0.23
11
Output voltage
Top side saturation voltage
at Bootstrap condition
0.31
Top side
saturation voltage
0.84
0.89
0.95
0.40
1.00
1.05
The voltage range
that is able to drive a motor.
2
1
0.06
100
0.12
0.18
200
300
0.24
0.30
Bottom side saturation voltage
400
500
(mA)
Frequency Characteristics
(deg)
(dB)
40
180
GAIN
PHASE
90
20
GAIN
0
0
PHASE
-90
-20
-40
0.3 0.6 1
3 6 10
FREQUENCY
0.03 0.06 0.1
Themal Derating
(W)
5.0
With infinite heatsink
Power dissipation (Pd)
4.5
4.0
Without heatsink
3.0
2.0
1.2
1.0
0
25
50
75
100
125
Ambient temperature (Ta)
150
(˚C)
30 60 100
300 600
(KHz)
-180
MITSUBISHI <CONTROL / DRIVER IC>
M56753FP
2-CHANNEL ACTUATOR MOTOR DRIVER
DSP
Vrefm2=5.65V
R
5R
VM25R
R
PA
5R
R
CTL2+
(Offset revise resistance)
(Offset revise
resistance)
Tracking
Traverse
VREF
VREF
Input
12V
Input
VREF
CTL2-
Tray
VREF
Input
Input (-)
R
5R
VM25R
R
+
(Offset revise
resistance)
Focus
PA
5R
PA
R
Vrefm2=5.65V
CTL2OUT
A2
R
CH2MUTE
MUTE2B
MUTE2A
MUTE1
VREF
+
CTL2+
5R
VM2+
OPOUT
IN-
IN+
A3
5R
Vrefm1=5.65V
R
PA
5R
R
VM15R
CTL1+
A1
R
PA
5R
-
R
+
CTL1-
-
CTL1OUT
+
VBS1 VCC1 VCC2 VBS2
-
-
+
+
+
-
-
VM1+
M
-
Input(+)
Tray
Input (-)
+
CTL2-
CTL2OUT
MUTE2B
A2
R
CH2MUTE
PA
5R
VM2+
OPOUT
IN-
IN+
A3
MUTE2A
MUTE1
VREF
CTL1+
CTL1-
5R
R
Vrefm1=5.65V
5R
R
PA
5R
+
A1
R
VM1-
VM1+
PA
-
5R
+
R
-
CTL1OUT
+
VBS1 VCC1 VCC2 VBS2
-
+
+
+
-
-
M
-
12V
APPLICATION CIRCUIT
This show the 4 actuators drive circuit using two M56753FP.
Input (+)
L
H
L
Stop(SB)
Forward
H
Reverse
Shut off
If MUTE2A and MUTE2B are
connected to Input(+) and Input(-),
this device can be shut off the
output when Input(-) and Input(+)
are High condition.