SLA7024M, SLA7026M,
AND
SMA7029M
HIGH-CURRENT PWM,
UNIPOLAR STEPPER MOTOR
CONTROLLER/DRIVERS
ALLOWABLE PACKAGE
POWER DISSIPATION
ALLOWABLE PACKAGE POWER DISSIPATION in WATTS
25
SLA7024M and SLA7026M
20
PREFIX 'SLA'
R
θJM
= 5.0°C/W
15
PREFIX 'SMA'
R
θJM
= 6.0°C/W
CONTROL/LOGIC
CONTROL/LOGIC
+
V
REF
5
PREFIX 'SLA'
R
θJA
= 28°C/W
PREFIX 'SMA'
R
θJA
= 31°C/W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
V
CC
V
CC
V
REF
10
+
REFERENCE B
GROUND B
SENSE B
CNTRL SPLY B
OFF DELAY B
REFERENCE A
OUT A
OFF DELAY A
GROUND A
0
25
50
75
100
TEMPERATURE in
°C
125
150
Dwg. GK-018
CNTRL SPLY A
SENSE A
OUTA
Dwg. PK-006
ELECTRICAL CHARACTERISTICS at T
A
= +25
°
C
Limits
Characteristic
FET Leakage Current
FET ON Voltage
Symbol
I
DSS
V
DS(ON)
Test Conditions
V
DS
= 100 V, V
CC
= 44 V
(SLA7024M & SMA7029M) V
CC
= 14 V, I
OUT
= 1 A
(SLA7026M) V
CC
= 14 V, I
OUT
= 3 A
FET ON Resistance
(SLA7024M & SMA7029M) V
CC
= 14 V, I
OUT
= 1 A
(SLA7026M) V
CC
= 14 V, I
OUT
= 3 A
Body Diode
Forward Voltage
Control Supply Voltage
Control Supply Current
Input Current
V
CC
I
CC
I
IN(H)
I
IN(L)
Input Voltage
V
IN(H)
V
IN(L)
NOTE: Negative current is defined as coming out of (sourcing) the specified device pin.
Min
—
—
—
—
—
—
—
10
—
—
—
2.0
—
Typ
—
—
—
—
—
0.9
0.9
24
10
—
—
—
—
Max
4.0
600
850
600
285
1.5
1.6
44
15
40
-800
—
0.8
Units
mA
mV
mV
mΩ
mΩ
V
V
V
mA
µA
µA
V
V
r
DS(on)
V
SD
(SLA7024M & SMA7029M) I
OUT
= –1 A
(SLA7026M) I
OUT
= –3 A
Operating
V
CC
= 44 V
V
CC
= 44 V, V
IN
= 2.4 V
V
IN
= 0.4 V
OUT B
OUTB
IN B
IN A
IN A
IN B
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
