2-Phase/1-2 Phase Excitation
SLA7027MU/SLA7024M/SLA7026M
2-Phase Stepper Motor Unipolar Driver ICs
sAbsolute
Maximum Ratings
Parameter
Motor supply voltage
FET Drain-Source voltage
Control supply voltage
TTL input voltage
Reference voltage
Output current
Power dissipation
Channel temperature
Storage temperature
Symbol
V
CC
V
DSS
V
S
V
IN
V
REF
I
O
P
D1
P
D2
T
ch
T
stg
1
SLA7027MU
Ratings
SLA7024M
46
100
46
7
2
1.5
4.5 (Without Heatsink)
35 (T
C
=25°C)
+150
−40
to +150
3
SLA7026M
(Ta=25°C)
Units
V
V
V
V
V
A
W
W
°C
°C
sElectrical
Characteristics
Parameter
Symbol
min
Control supply current
Control supply voltage
FET Drain-Source voltage
FET ON voltage
I
S
Condition
V
S
V
DSS
Condition
V
DS
I
D
=1A, AV
S
=14V
4
V
DSS
=100V, V
S
=44V
1.2
I
D
=1A
40
V
IH
=2.4V, V
S
=44V
−0.8
V
IL
=0.4V, V
S
=44V
2
I
D
=1A
0.8
V
DSS
=100V
2
V
DSS
=100V
0.8
I
D
=1A
0.5
V
S
=24V, I
D
=0.8A
0.7
V
S
=24V, I
D
=0.8A
0.1
V
S
=24V, I
D
=0.8A
I
D
=1A
0.5
V
S
=24V, I
D
=1A
0.7
V
S
=24V, I
D
=1A
0.1
V
S
=24V, I
D
=1A
2
V
DSS
=100V
0.8
I
D
=3A
0.5
V
S
=24V, I
D
=1A
0.7
V
S
=24V, I
D
=1A
0.1
V
S
=24V, I
D
=1A
V
DSS
=100V
2
V
DSS
=100V
0.8
V
2
I
D
=1A
0.8
V
DSS
=100V
V
IL
=0.4V, V
S
=44V
2
I
D
=3A
0.8
V
V
IH
=2.4V, V
S
=44V
−0.8
V
IL
=0.4V, V
S
=44V
I
D
=1A
40
V
IH
=2.4V, V
S
=44V
−0.8
V
DSS
=100V, V
S
=44V
1.1
I
D
=3A
40
10
100
SLA7027MU
typ
10
V
S
=44V
24
V
S
=44V, I
DSS
=250
µ
A
0.85
I
D
=1A, V
S
=14V
4
V
DSS
=100V, V
S
=44V
2.3
max
15
44
10
100
min
Ratings
SLA7024M
typ
10
V
S
=44V
24
V
S
=44V, I
DSS
=250
µ
A
0.6
I
D
=3A, V
S
=14V
4
max
15
44
10
100
min
SLA7026M
typ
10
V
S
=44V
24
V
S
=44V, I
DSS
=250
µ
A
0.85
max
15
44
mA
V
V
V
mA
V
Units
Condition
I
DSS
FET drain leakage current
Condition
V
SD
FET diode forward voltage
Condition
I
IH
Condition
TTL input current
I
IL
Condition
V
IH
TTL input voltage
Condition
(Active High)
V
IL
Condition
TTL input voltage
(Active Low)
V
IH
Condition
V
IL
Condition
T
r
Condition
Switching time
T
stg
Condition
T
f
Condition
DC characteristics
µ
A
mA
AC characteristics
µ
s
20
SLA7027MU/SLA7024M/SLA7026M