A3957SLB Allegro, A3957SLB Datasheet - Page 7

• Manufacturer Part Number: A3957SLB
• Description: Full Bridge PWM Motor Driver 5V 24-Pin SOIC W
• Manufacturer: Allegro
• Type: Full Bridge PWM Motor Driverr

Specifications of A3957SLB

• Package: 24SOIC W
• Operating Supply Voltage: 5 V
• Maximum Operating Current: 4 mA
• Operating Temperature: -20 to 85 °C

3957
FULL-BRIDGE PWM
MICROSTEPPING
MOTOR DRIVER
1.25
0.75
0.25
1.25
0.75
0.25
1.5
1.0
0.5
1.5
1.0
0.5
0
0
0
0
Source Driver Saturation Voltage
0.25
0.25
Clamp Diode Forward Voltage
FORWARD CURRENT IN AMPERES
OUTPUT CURRENT IN AMPERES
0.5
0.5
0.75
0.75
SOURCE DRIVER
T
T
T
T
T
T
T
T
J
J
J
J
J
J
J
J
1.0
1.0
SINK DIODE
= +25 C
= +70 C
= +85 C
= +125 C
Typical Operating Characteristics
= +25 C
= +70 C
= +85 C
= +125 C
1.25
1.25
Dwg. GD-003-1
Dwg. GP-064-2
1.5
1.5
1.25
1.25
0.75
0.25
0.75
0.25
1.5
1.0
0.5
1.5
1.0
0.5
0
0
Satlington™ Sink Driver Saturation Voltage
0
0
Flyback Diode Forward Voltage
T
T
T
T
0.25
0.25
J
J
J
J
SINK DRIVER
= +25 C
= +70 C
= +85 C
= +125 C
FORWARD CURRENT IN AMPERES
OUTPUT CURRENT IN AMPERES
0.5
0.5
0.75
0.75
T
T
T
T
FLYBACK DIODE
J
J
J
J
1.0
1.0
= +25 C
= +70 C
= +85 C
= +125 C
1.25
1.25
Dwg. GP-064-3
Dwg. GD-003-2
1.5
1.5