7

Worcester, Massachusetts 01615-0036 (508) 853-5000

115 Northeast Cutoff, Box 15036

www.allegromicro.com

A3949

DMOS Full-Bridge Motor Driver

A3949SLB 16-Pin Batwing SOIC

NOTES:

1. Exact body and lead configuration at vendor’s option within limits shown.

2. Lead spacing tolerance is non-cumulative.

0.20

0.09

0.008

0.004

8º

0º

.75

.45

0.030

0.018

1.20

MAX

0.047

.15

.00

0.006

0.000

.30

.19

0.012

0.007

4.5

4.3

0.177

0.169

6.6

6.2

0.260

0.244

1

REF

0.039

5.1

4.9

0.201

0.193

2

1

16

.65

BSC

.026

Dimensions in millimeters

U.S. Customary dimensions (in.) in brackets, for reference only

A Exposed thermal pad (bottom surface)

Gauge Plane

Seating Plane

3

BSC

0.118

3

BSC

0.118

.25

BSC

0.010

A

2

1

16

.65

BSC

.026

Dimensions in millimeters

U.S. Customary dimensions (in.) in brackets, for reference only

A Exposed thermal pad (bottom surface)

Gauge Plane

Seating Plane

3

BSC

0.118

3

BSC

0.118

.25

BSC

0.010

A

A3949SLP 16-Pin TSSOP

.406

.398

10.31

10.11

.299

.291

7.59

7.39

.414

.398

10.52

10.11

.020

.014

0.51

0.36

.026

REF

0.66

.050

BSC

1.27

.012

.004

0.30

0.10

.104

.096

2.64

2.44

.040

.020

1.02

0.51

.011

.009

0.28

0.23

8º

0º

Dimensions in inches

Metric dimensions (mm) in brackets, for reference only

2

1

16

Leads 4 and 13 are connected inside the device package.

No internal connection of leads for thermal dissipation.