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SLA7032M

P1-P2
96
ICs
1-2-1 2-Phase Stepper Motor Unipolar Driver ICs
■Absolute Maximum Ratings
Parameter Symbol
Ratings
Unit
SLA7031M SLA7032M SLA7033M
Motor Supply Voltage VCC 46 V
Control Supply Voltage VS 46 V
FET Drain-Source Voltage VDSS 100 V
Input Voltage
VIN –0.3 to +7
V
VSYNC –0.3 to +7
Reference Voltage VREF –0.3 to +7V
Sense Voltage VRS –5 to +7V
Output Current IO 1 1.5 3 A
Power Dissipation
PD1 4.5(Without Heatsink) W
PD2 35(Tc=25°C)W
Channel Temperature Tch +150 °C
Operating Ambient Temperature Ta –20 to+85 °C
Storage Temperature Tstg –40 to +150 °C
■Electrical Characteristics
Ratings
Parameter Symbol SLA7031M SLA7032M SLA7033M Unit
min. typ. max. min. typ. max. min. typ. max.
Control Supply Current
IS 10 15 10 15 10 15
mA
Condition VS=44V VS=44V VS=44V
Control Supply Voltage VS 10 24 44 10 24 44 10 24 44 V
FET Drain-Source Voltage
VDSS 100 100 100
V
Condition VS=44V, IDSS=250
µ
AVS=44V, IDSS=250
µ
AVS=44V, IDSS=250
µ
A
FET ON Voltage
VDS 0.85 0.6 0.85
V
Condition ID=1A, VS=10V ID=1A, VS=14V ID=3A, VS=14V
FET Diode Forward Voltage
VSD 1.2 1.1 2.3
V
Condition ISD=1A ISD=1A ISD=3A
FET Drain Leakage Current
IDSS 250 250 250
µ
A
Condition VDSS=100V, VS=44V VDSS=100V, VS=44V VDSS=100V, VS=44V
VIH 2.0 2.0 2.0
Condition ID=1A ID=1A ID=3A
V
VIL 0.8 0.8 0.8
Condition VDSS=100V VDSS=100V VDSS=100V
IN Terminal
VIH 2.0 2.0 2.0
Condition VDSS=100V VDSS=100V VDSS=100V
V
VIL 0.8 0.8 0.8
Condition ID=1A ID=1A ID=3A
II ±1 ±1 ±1
µ
A
Condition VS=44V, VI=0 or 5V VS=44V, VI=0 or 5V VS=44V, VI=0 or 5V
VSYNC 4.0 4.0 4.0
Condition Synchronous chopping mode Synchronous chopping mode Synchronous chopping mode
V
VSYNC 0.8 0.8 0.8
SYNC Terminal
Condition Asynchronous chopping mode Asynchronous chopping mode Asynchronous chopping mode
ISYNC 0.1 0.1 0.1
Condition VS=44V, VSYNC=5V VS=44V, VSYNC=5V VS=44V, VSYNC=5V
mA
ISYNC –0.1 –0.1 –0.1
Condition VS=44V, VSYNC=0V VS=44V, VSYNC=0V VS=44V, VSYNC=0V
VREF 0 2.0 0 2.0 0 2.0
Condition Reference Voltage input Reference Voltage input Reference Voltage input
V
VREF 4.0 5.5 4.0 5.5 4.0 5.5
REF Terminal
Condition Output FET OFF Output FET OFF Output FET OFF
IREF ±1 ±1 ±1
µ
A
Condition No synchronous trigger No synchronous trigger No synchronous trigger
RREF 40 40 40
Condition
Resistance between GND and REF terminal at synchronous trigger Resistance between GND and REF terminal at synchronous trigger Resistance between GND and REF terminal at synchronous trigger
Ω
Sense Voltage VRS VREF VREF VREF V
Tr 0.5 0.5 0.5
Switching Time
Tstg 0.7 0.7 0.7
µ
s
Tf 0.1 0.1 0.1
Condition VS=24V, ID=0.8A VS=24V, ID=1A VS=24V, ID=1A
Chopping OFF Time
TOFF 12 12 12
µ
s
Condition VS=24V VS=24V VS=24V
Input Voltage
(Active High)
Input Voltage
(Active Low)
Input Current
Input Voltage
Input Current
Input Current
Input Current
Internal
Resistance
(Ta=25°C)
Parameter Symbol
Ratings
Unit Remarks
min. max.
Motor Supply Voltage VM 44 V
Control Supply Voltage VS 10 44 V
REF Input Voltage
VREF 0.1 1.0 V
The control current precision is degraded at 0.1V or lower.
VREF(dis) 4.0 5.5 V
Output MOS FET OFF
Case Temperature
TC 100 °C
Temperature of 4(15)-Pin Lead(without heatsink)
■Recommended Operating Conditions
2-Phase/1-2 Phase Excitation
SLA7031M/SLA7032M/SLA7033M
DC characteristics
AC characteristics
97
ICs
SLA7031M/SLA7032M/SLA7033M
31
±0.2
24.4
±0.2
16.4
±0.2
3.2
±0.15
φ
16
±0.2
13
±0.2
9.9
±0.2
Part No.
Lot No.
3.2
±0.15
×3.8
φ
4.8
±0.2
1.7
±0.1
2.45
±0.2
R-End
6.7
±0.5
9.7
+1
–0.5
(3)
0.55
+0.2
–0.1
4
±0.7
1
+0.2
–0.1
17×P1.68
±0.4
=28.56
±1
0.65
+0.2
–0.1
31.3
±0.2
Forming No. No.871 Forming No. No.872
123 18
123 18
17×P1.68
±0.4
=28.56
±1
0.65
+0.2
–0.1
1
+0.2
–0.1
3
±0.6
0.55
+0.2
–0.1
2.2
±0.6
6
±0.6
7.5
±0.6
4.6
±0.6
1.6
±0.6
.......
.......
Rs Rs
9
6
5
17
16
7
2
13
818
Active
Low
11112
3414 1510
r1
r2
Vb (5V)
Vcc (46Vmax)
RsA GA GBRsBR
EF
AR
EF
B
OUT
A
SLA7031M
SLA7032M
SLA7033M
VsA VsB OUT
A
IN
A
IN
A
IN
B
IN
B
OUT
B
OUT
B
IN
A
IN
A
IN
B
IN
B
+
SYNC A
SYNC B
Active Low
■Typical Connection Diagram (Recommended component values)
Active High
Rs Rs
9
6
5
17
16
7
2
13
818
Active
High
11112
3414 1510
r1
r2
Vb (5V)
Vcc (46Vmax)
RsA GA GBRsBR
EF
AR
EF
B
OUT
A
SLA7031M
SLA7032M
SLA7033M
VsA VsB OUT
A
IN
A
IN
A
IN
B
IN
B
OUT
B
OUT
B
IN
A
IN
A
IN
B
IN
B
+
SYNC A
SYNC B
1-2 phase excitation
clock 0 1 2 3 4 5 6 7 0 1 2 3
INA HHL L LLLHHHLL
INA LLLHHHLLLLLH
INB LHHHLLLLLHHH
IN
B LLLLLHHHLLLL
Excitation signal time chart
2-phase excitation
clock 0 1 2 3 0 1
INA HLLHHL
INA LHHLLH
INB HHL LHH
IN
B LLHHLL
Excitation signal time chart
2-phase excitation
clock 0 1 2 3 0 1
INA LHHLLH
INA HLLHHL
INB LLHHLL
IN
B HHL LHH
1-2 phase excitation
clock 0 1 2 3 4 5 6 7 0 1 2 3
INA LLHHHHHLLLHH
INA HHHL L LHHHHHL
INB HLLLHHHHHLLL
IN
B H HHHHL L LHHHH
■External Dimensions (ZIP18 with Fin [SLA18Pin])
(Unit : mm)
+
–
924 314 15 13 10
IN A
IN A
IN B
IN B
Vs A
Vs B
Rs A
SYNC A
SYNC B
G A
R
EF
A
R
EF
B
G B
Reg. Reg.
Rs B
+
–
567 1781 16 11 1812
Synchronous
chopping
circuit
Synchronous
chopping
circuit
MOSFET
gate drive
circuit
MOSFET
gate drive
circuit
Oscillator Oscillator
Chopping
OFF timer
(12 s typ)
µ
Chopping
OFF timer
(12 s typ)
µ
Chopping noise
blanking timer
(5 s typ)
µ
Chopping noise
blanking timer
(5 s typ)
µ
1,8,11,18pin
Description of pins
Excitation input signal
Active H
OUT A
OUT A
OUT B
OUT B
1pin
8pin
11pin
18pin
Active L
OUT A
OUT A
OUT B
OUT B
■Internal Block Diagram
r1 :4kΩ
r
2 :1kΩ (VR)
R
s :1Ω typ (7031M/7032M)
0.68Ω typ (7033M)
(1 to 2W)
r1 :4kΩ
r
2 :1kΩ (VR)
R
s :1Ω typ (7031M/7032M)
0.68Ω typ (7033M)
(1 to 2W)
Product Mass : Approx.6g
P1-P2

SLA7032M

Mfr. #:
Buy SLA7032M
Manufacturer:
Description:
IC MTR DRV UNIPOLAR 10-44V 18ZIP
Lifecycle:
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