2549

PROTECTED

QUAD POWER DRIVER

www.allegromicro.com

UDN2549B and UDQ2549B

Dimensions in Inches

(controlling dimensions)

Dimensions in Millimeters

(for reference only)

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

2. Lead spacing tolerance is non-cumulative

3. Lead thickness is measured at seating plane or below.

4. Webbed lead frame. Leads 4, 5, 12, and 13 are internally one piece.

0.508

0.204

7.62

BSC

Dwg. MA-001-17A mm

10.92

MAX

16

1

8

7.11

6.10

5.33

MAX

1.77

1.15

0.39

MIN

0.558

0.356

2.54

BSC

0.13

MIN

3.81

2.93

9

19.68

18.67

NOTE 4

0.020

0.008

0.300

BSC

Dwg. MA-001-17A in

0.430

MAX

16

1

8

0.280

0.240

0.210

MAX

0.070

0.045

0.015

MIN

0.022

0.014

0.100

BSC

0.005

MIN

0.150

0.115

9

0.775

0.735

NOTE 4