SLA7026M Allegro Microsystems Inc, SLA7026M Datasheet - Page 5

• Manufacturer Part Number: SLA7026M
• Description: IC, MOTOR CTRL/DRVR, STEPPER, 3A, SIP-18
• Manufacturer: Allegro Microsystems Inc

Specifications of SLA7026M

• Motor Type: Stepper
• No. Of Outputs: 4
• Output Current: 3A
• Output Voltage: 100V
• Supply Voltage Range: 10V To 44V
• Driver Case Style: SIP
• No. Of Pins: 18
• Operating Current: 15mA
• Operating Temperature Classification: Commercial
• Package Type: Power-Tab SIP
• Operating Supply Voltage (min): 10V
• Operating Supply Voltage (typ): 24V
• Operating Supply Voltage (max): 44V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WAVE DRIVE (FULL STEP) for SMA7029M
*Logic signals to external open-collector inverter connected to t
Sequence
Input A
Input tdA*
Input B
Input tdB*
Output ON
SLA7024M, SLA7026M,
HIGH-CURRENT PWM,
UNIPOLAR STEPPER MOTOR
CONTROLLER/DRIVERS
V
H
A
0
L
L
L
b
+5 V
OPEN-COLLECTOR
2.4 k
R
CHANNEL
5
H
B
1
L
L
L
TO
A
INVERTER
+5 V
TYPICAL STEPPER MOTOR APPLICATIONS
13
V REF
R
H
A
2
L
L
L
3
REG.
47 k
8
+
V CC
V BB
AND
t d
11
H
B
3
L
L
L
SMA7029M
12
(Half of Device Shown)
470 pF
C
dA
TRUTH TABLES
1
H
A
(SMA7029M Only)
0
L
L
L
+
and t
SMA7029M
dB
.
C
IN B
14
3
2200 pF
2- PHASE (FULL STEP) OPERATION
for SMA7029M
Sequence
Input A
Input B
Outputs ON
A B
H
0
L
OUT
B
10
SENSE
R
1
S
AB
H
H
1
15
9
OUT
B
Dwg. EK-008-1
A B
H
2
L
A
A
AB
3
L
L
A B
H
0
L