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A4954

Dual Full-Bridge DMOS PWM Motor Driver

Allegro MicroSystems 

A4954

Dual Full-Bridge DMOS

PWM Motor Driver

Package LP, 16-Pin TSSOP

with exposed thermal pad

5.00±0.10

16

B

3 NOM 4.40±0.10 6.40±0.20

A

8º

0º

0.20

0.09

0.45

16

1.70

0.60 ±0.15

1.00 REF

0.65

3.00 6.10

12

3 NOM

16X

0.10 C

0.30

0.19

0.65 BSC

Branded Face

C

SEATING

PLANE

1.20 MAX

0.15

0.00

0.25 BSC

SEATING PLANE

GAUGE PLANE

12

3.00

C PCB Layout Reference View

For Reference Only; not for tooling use (reference MO-153 ABT)

Dimensions in millimeters

Dimensions exclusive of mold flash, gate burrs, and dambar protrusions

Exact case and lead configuration at supplier discretion within limits shown

A Terminal #1 mark area

B Exposed thermal pad (bottom surface); dimensions may vary with device

C Reference land pattern layout (reference IPC7351

SOP65P640X110-17M);

All pads a minimum of 0.20 mm from all adjacent pads; adjust as

necessary to meet application process requirements and PCB layout

tolerances; when mounting on a multilayer PCB, thermal vias at the

exposed thermal pad land can improve thermal dissipation (reference

EIA/JEDEC Standard JESD51-5)

Allegro MicroSystems, Inc.

8

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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