SANKEN SLA7033M

1-2-1 2-Phase Stepper Motor Unipolar Driver ICs
SLA7031M/SLA7032M/SLA7033M
2-Phase/1-2 Phase Excitation
■Absolute Maximum Ratings
Parameter
(T a=25°C)
Ratings
Symbol
VCC
VS
VDSS
VIN
VSYNC
VREF
VRS
IO
PD1
PD2
Tch
Ta
Tstg
Motor Supply Voltage
Control Supply Voltage
FET Drain-Source Voltage
Input Voltage
Reference Voltage
Sense Voltage
Output Current
Power Dissipation
Channel Temperature
Operating Ambient Temperature
Storage Temperature
Units
SLA7031M
SLA7032M
SLA7033M
46
46
100
– 0.3 to +7
–0.3 to +7
–0.3 to +7
– 5 to +7
1.5
3
4.5(Without Heatsink)
35(Tc=25°C)
+150
–20 to+85
– 40 to +150
1
V
V
V
V
V
V
A
W
W
°C
°C
°C
■Recommended Operating Conditions
Parameter
Motor Supply Voltage
Control Supply Voltage
REF Input Voltage
Case Temperature
Ratings
Symbol
Unit
min
VM
VS
VREF
VREF(dis)
TC
max
44
44
1.0
5.5
100
10
0.1
4.0
V
V
V
V
°C
Remarks
The control current precision is degraded at 0.1V or lower.
Output MOS FET OFF
Temperature of 4(15)-Pin Lead(without heatsink)
■Electrical Characteristics
Ratings
Parameter
Symbol
SLA7031M
typ
max
IS
10
15
Condition
VS=44V
min
Control Supply Current
Control Supply Voltage
FET Drain-Source Voltage
FET ON Voltage
FET Diode Forward Voltage
FET Drain Leakage Current
VS
10
VDSS
100
DC characteristics
Input Voltage
(Active High)
IN Terminal
Condition
ID=1A, VS=10V
Input Current
REF Terminal
Input Current
Internal
Resistance
AC characteristics
Sense Voltage
Switching Time
Chopping OFF Time
112
ICs
44
2.3
ISD=3A
250
VDSS=100V, VS=44V
ID =3A
0.8
0.8
VDSS =100V
VDSS=100V
0.8
0.8
0.8
ID=1A
±1
±1
VS=44V, VI=0 or 5V
VS=44V, VI=0 or 5V
4.0
Synchronous chopping mode
Synchronous chopping mode
0.8
0.8
0.8
Asynchronous chopping mode
0.1
Asynchronous chopping mode
0.1
Asynchronous chopping mode
0.1
VS=44V, VSYNC =5V
–0.1
VREF
4.0
5.5
V
µA
0
2.0
4.0
0
mA
2.0
Reference Voltage input
5.5
Output FET OFF
±1
V
VS=44V, VSYNC =0V
Reference Voltage input
Output FET OFF
No synchronous trigger
40
–0.1
VS=44V, VSYNC =0V
2.0
I REF
VS=44V, VSYNC =5V
–0.1
Reference Voltage input
V
4.0
Synchronous chopping mode
0
µA
ID =3A
±1
VS=44V, VSYNC=0V
V
2.0
VDSS =100V
VS=44V, VSYNC=5V
V
VDSS=100V
2.0
VS=44V, VI=0 or 5V
V
2.0
ID=1A
ID=1A
mA
V
0.85
VDSS =100V, VS=44V
VDSS=100V
VREF
Condition
Condition
24
250
VDSS=100V
ISYNC
Condition
RREF
15
ID=3A, VS=14V
0.8
Condition
Condition
10
1.1
ID=1A
Condition
Input Current
Units
VS=44V, IDSS=250µA
2.0
4.0
max
0.6
VDSS =100V, VS=44V
VSYNC
Condition
ISYNC
SYNC Terminal
10
ISD=1A
2.0
SLA7033M
typ
100
I D=1A, VS=14V
2.0
II
Condition
Condition
44
VS=44V, I DSS=250µA
VIL
VSYNC
Input Voltage
24
250
Condition
min
VS=44V
1.2
Condition
VIL
10
I SD=1A
I DSS
Condition
(Active Low)
Input Current
44
VSD
Condition
15
0.85
Condition
Input Voltage
10
100
VS=44V, IDSS =250µA
Condition
VIH
max
VS=44V
24
Condition
VDS
VIH
min
SLA7032M
typ
4.0
5.5
V
Output FET OFF
±1
No synchronous trigger
40
Resistance between GND and REF terminal at synchronous trigger Resistance between GND and REF terminal at synchronous trigger
±1
No synchronous trigger
40
Resistance between GND and REF terminal at synchronous trigger
VRS
VREF
VREF
VREF
Tr
0.5
0.5
0.5
Tstg
Tf
0.7
0.1
0.7
0.1
0.7
0.1
Condition
VS=24V, ID=0.8A
VS=24V, ID=1A
VS=24V, ID=1A
TOFF
12
12
12
Condition
VS=24V
VS=24V
VS=24V
µA
Ω
V
µs
µs
SLA7031M/SLA7032M/SLA7033M
12
Reg.
Chopping
OFF timer
(12 µ s typ)
18
+
+
–
–
Oscillator
MOSFET
gate drive
circuit
Chopping
OFF timer
(12 µ s typ)
1pin
8pin
11pin
18pin
14
13
Excitation input signal
Active H
Active L
OUT A
OUT A
OUT A
OUT A
OUT B
OUT B
OUT B
OUT B
Rs B
GB
15
SYNC B
3
REF B
GA
4
REF A
Synchronous
chopping
circuit
SYNC A
Rs A
2
11
1,8,11,18pin
Description of pins
Chopping noise
blanking timer
(5 µs typ)
Synchronous
chopping
circuit
9
16
Reg.
Chopping noise
blanking timer
(5 µs typ)
Oscillator
MOSFET
gate drive
circuit
17
IN B
7
Vs B
5
Vs A
6
IN A
8
IN A
1
IN B
■Internal Block Diagram
10
■Typical Connection Diagram (Recommended component values)
Active High
Vcc (46Vmax)
Excitation signal time chart
2-phase excitation
+
7
12
VsA
2
Vb (5V)
1
8
VsB
11
18
OUTA OUTA OUTB OUTB
SYNC A
13
SLA7031M
SLA7032M
SLA7033M
SYNC B
RsA
r1
REFA REFB RsB
3
9
14
GA
10
INA
INA 5
INA
INB 17
INB
INB 16
INB
Active
High
GB
4
Rs
INA 6
1-2 phase excitation
clock
0
1
2
3
0
1
clock
IN A
H
L
L
H
H
L
IN A
L
H
H
L
L
IN B
H
H
L
L
H
IN B
L
L
H
H
L
1
2
3
4
5
6
7
0
1
2
3
INA
H H
L
L
L
L
L
H
H
H
L
L
H
INA
L
L
L
H H
H
L
L
L
L
L
H
H
INB
L
H
H
H
L
L
L
L
L
H
H H
L
INB
L
L
L
L
L
H
H H
L
L
L
15
0
L
r1 : 4kW
r2 : 1kW (VR)
R s : 1W typ (7031M/7032M)
(1 to 2W)
0.68W typ (7033M)
Rs
r2
Active Low
Excitation signal time chart
2-phase excitation
Vcc (46Vmax)
+
7
VsA
2
Vb (5V)
13
12
1
8
VsB
11
18
OUTA OUTA OUTB OUTB
SYNC A
SLA7031M
SLA7032M
SLA7033M
SYNC B
RsA
r1
9
Rs
REFA REFB RsB
3
14
GA
10
4
INA 6
INA
INA 5
INA
INB 17
INB
INB 16
INB
GB
15
Rs
r2
Active
Low
1-2 phase excitation
clock
0
1
2
3
0
1
clock
0
1
2
3
4
5
6
7
0
1
2
3
IN A
L
H
H
L
L
H
IN A
L
L
H
H H
H
H
L
L
L
H
H
IN A
H
L
L
H
H
L
IN A
H H
H
L
L
L
H H
H
H H
L
IN B
L
L
H
H
L
L
IN B
H
L
L
L
H
H
H H
H
L
L
L
IN B
H
H
L
L
H
H
IN B
H H
H
H H
L
L
H
H H
H
■External Dimensions (ZIP18 with Fin [SLA18Pin])
+0.2
1 –0.1
4±0.7
17×P1.68±0.4=28.56±1
+0.2
+0.2
0.65 –0.1
1 –0.1
2.2±0.6
6±0.6
7.5±0.6
+0.2
0.55 –0.1
4.6 ±0.6
+0.2
+1
(3)
R-End
+0.2
0.65 –0.1
3 ±0.6
2.45±0.2
0.55 –0.1
1.6 ±0.6
Part No.
Lot No.
4.8 ±0.2
1.7±0.1
6.7±0.5
9.9 ±0.2
16 ±0.2
13 ±0.2
φ 3.2±0.15×3.8
(Unit : mm)
9.7 –0.5
31±0.2
24.4±0.2
16.4±0.2
φ 3.2±0.15
L
r1 : 4kW
r2 : 1kW (VR)
R s : 1W typ (7031M/7032M)
(1 to 2W) 0.68W typ (7033M)
17×P1.68±0.4=28.56±1
31.3±0.2
1 2 3 . . . . . . . 18
Forming No. No.871
123 . . . . . . . 18
Forming No. No.872
Product Mass : Approx.6g
ICs
113