A3949SLB Allegro Microsystems Inc, A3949SLB Datasheet - Page 4

• Manufacturer Part Number: A3949SLB
• Description: IC MOTOR DRIVER PWM FULL 16-SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3949SLB

• Applications: PWM Motor Driver
• Number Of Outputs: 1
• Current - Output: ±2.8A
• Voltage - Supply: 8 V ~ 36 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
• Voltage - Load: -

A3949
PWM Control Timing Diagram
OUTA
SLEEP
ENABLE
PHASE
MODE
OUTA
OUTB
I
OUT
V
0 V
V
0 V
0 A
BB
BB
1
2
VBB
A
3
4
5
A
1
Charge pump and VREG power-up delay (approximately 200 us)
2
OUTB
3
DMOS Full-Bridge Motor Driver
4
OUTA
5
6
7
6
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
VBB
7
8
8
9
9
OUTB
4