A3955SLB Allegro Microsystems Inc, A3955SLB Datasheet - Page 13

• Manufacturer Part Number: A3955SLB
• Description: IC MOTOR DRIVER PWM FULL 16-SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3955SLB

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ±1.5A
• Voltage - Load: 4.5 V ~ 50 V
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3955
B
70.7
55.5
100
92.4
83.1
38.2
19.5
A
A
Full-Bridge PWM Microstepping Motor Driver
Current and Displacement Vectors
19.5
CURRENT IN PER CENT
Figure 5 —
38.2
55.5
70.7
MAXIMUM FULL-STEP
FULL STEP
83.1
Dwg. GK-020-1
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
92.4
100
B
12