A3958SLB Allegro Microsystems Inc, A3958SLB Datasheet - Page 11

• Manufacturer Part Number: A3958SLB
• Description: IC MOTOR DRIVER PWM FULL 24-SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3958SLB

• Applications: PWM Motor Driver
• Number Of Outputs: 1
• Current - Output: ±2A
• Voltage - Load: 20 V ~ 50 V
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3958
mit improvements in the per for mance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that the
information being relied upon is current.
failure of that life support device or system, or to affect the safety or effectiveness of that device or system.
nor for any in fringe ment of patents or other rights of third parties which may result from its use.
Copyright ©2000-2008, Allegro MicroSystems, Inc.
The products described here are manufactured under one or more U.S. patents or U.S. patents pending.
Allegro MicroSystems, Inc. reserves the right to make, from time to time, such de par tures from the detail spec i fi ca tions as may be required to per-
Allegro’s products are not to be used in life support devices or systems, if a failure of an Allegro product can reasonably be expected to cause the
The in for ma tion in clud ed herein is believed to be ac cu rate and reliable. How ev er, Allegro MicroSystems, Inc. assumes no re spon si bil i ty for its use;
24X
0.10
0.41 ±0.10
C
24
1
2
A
1.27 MIN
1.52
A
+0.25
–0.38
For reference only
Pins 6 and 7, and 18 and 19 internally fused
Dimensions in millimeters
(Reference JEDEC MS-013 AD)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
15.40±0.20
24
1
1.27
2
For the latest version of this document, visit our website:
0.018
0.46 ±0.12
LB package 24-pin SOICW
30.10
7.50±0.10
B package 24-pin DIP
0.20 ±0.10
+0.25
–0.64
DMOS Full-Bridge PWM Motor Driver
www.allegromicro.com
SEATING
PLANE
2.54
2.65 MAX
10.30±0.33
C
A Terminal #1 mark area
B
Reference pad layout (reference IPC SOIC127P1030X265-24M)
All pads a minimum of 0.20 mm from all adjacent pads; adjust as necessary
to meet application process requirements and PCB layout tolerances
5.33 MAX
3.30
6.35
GAUGE PLANE
4° ±4
0.25
0.84
SEATING PLANE
+0.51
–0.38
+0.76
–0.25
0.27
+0.44
–0.43
+0.07
–0.06
A Terminal #1 mark area
For Reference Only
(reference JEDEC MS-001 BE)
Dimensions in millimeters
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
10.92
+0.38
–0.25
2.20
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
B
1.27
PCB Layout Reference View
7.62
0.38
0.65
+0.10
–0.05
9.60
10