2557

PROTECTED QUAD DRIVER

WITH FAULT DETECTION

& SLEEP MODE

www.allegromicro.com

9

B Package, 16-pin DIP

with internally fused pins 4, 5, 12, and 13

and external thermal tabs

.070

.045

1.78

1.14

.150

.115

3.81

2.92

.195

.115

4.95

2.92

.014

.008

0.36

0.20

.430

MAX

10.92

.015

MIN

0.38

.005

MIN

0.13

.280

.240

7.11

6.10

.775

.735

19.69

18.67

A

B

C

SEATING

PLANE

.022

.014

.056

.036

16X

.010 [0.25] M C

.100 .2.54

.300 .7.62

.210

MAX

5.33

2

1

16

A

Preliminary dimensions, for reference only

Dimensions in inches

Metric dimensions (mm) in brackets, for reference only

(reference JEDEC MS-001 BB)

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