SPINDLE MOTOR AND 1CH ACTUATOR DRIVER
M56786FP
MITSUBISHI <CONTROL / DRIVER IC>
ECR The reference voltage for EC
ABSOLUTE MAXIMUM RATING (Ta=25˚C)
Rating
Symbol Conditions Unit
Parameter
RECOMMENDED OPERATING CONDITIONS
Symbol Limits
Power supply 2VCC2Power supply 3
Parameter
VCC1
VDD+
Power supply 1
Unit
Max.Typ.Min. V
V
V
5.55.04.5
4.5
RS
VCC2Motor supply voltage 23 pin 15 V
Power supply 2 voltage
VCC1 Power supply 1 voltage
VDD+ Power supply 3 voltage
Io1 SPM Output current
Io2 ATC Output Current
VH(c) Sensor amp. Differential input range
Vin Maximum voltage of input terminals
Pt Power dissipation
Kθ
Tj
Topr
Tstg
Thermal derating
Junction temperature
Storage temperature
Operating temperature
22 pin
7pin
38 pin
Note 2
Note 2
16 – 21 pins
1, 2, 3, 4, 5, 16 – 21 , 40 pin
23 , 41 , 42 pin
Free Air
Free Air
15
7.0
15
1.2
0.7
4.5
0–VCC1
0–VCC2
1.2
9.6
150
-20–+75
-40–+125
V
V
V
A
A
V
V
V
W
mW/˚C
˚C
˚C
˚C
mA
mA
13.2
13.2
700
700
12.0
12.04.5
Io1
Io2 SPM Output drive current
ACT Output drive current
*Note2 ; The ICs must be operated within the Pt (power dissipation) or the area of safety operation.
*Note3 ; The 25 pin[Tp] is a test terminal. Please make open this terminal.
*Note4 ; Please don't connect directly the external power supply to the 26 ,27 ,28 ,36,39 ,23 ,15 , 6 ,24 pin.
PIN DESCRIPTION
Symbol FunctionPin No. Pin No.
GND
Symbol
Hu+ Hu+ Sensor amp. input
Hu- Hu- Sensor amp. input
Hv+ Hv+ Sensor amp. input
Hv- Hv- Sensor amp. input
Hw+ Hw+ Sensor amp. input
Hw- Hw- Sensor amp. input
GND
RSMotor current sense
U Motor drive output U
V Motor drive output V
S/S Start / Stop for spindle driver
FGS FG pulse select
FG Frequency generator output
CIPhase Compensation
OUT- Inverted output of actuator driver
OUT+ Non-inverted output of actuator driver
GND GND
VCC2 12V supply voltage
EC Motor speed control
VCC1 5V supply voltage
Function
3
4
5
6
15
17
18
19
1
16
23
24
25
26
27
36
38
39
40
22
37
–
29 35
*Pull-up resistors (10kohm) are included in the circuits connected to pin[FG].
*Note1. The pin TP is test terminal. Please make an open the pin TP.
20
21
–
8 14
7
41
42
28
WMotor drive output W
Bias for Hall SensorHB
2
BRS Reverse torque mode select TP Test Note1
VDD- GND of actuator driver
VDD+ Power supply of actuator driver
MUTE Mute of actuator driver
IN+ Non-inverted input of actuator driver
IN- Inverted input of actuator driver