5

JUNE 1973 - REVISED MARCH 1997

BD539, BD539A, BD539B, BD539C, BD539D

NPN SILICON POWER TRANSISTORS

PRODUCT

INFORMATION

TO-220

3-pin plastic flange-mount package

This single-in-line package consists of a circuit mounted on a lead frame and encapsulated within a plastic

compound. The compound will withstand soldering temperature with no deformation, and circuit performance

characteristics will remain stable when operated in high humidity conditions. Leads require no additional

cleaning or processing when used in soldered assembly.

MECHANICAL DATA

TO220

ALL LINEAR DIMENSIONS IN MILLIMETERS

ø

1,23

1,32

4,20

4,70

1

2

3

0,97

0,61

see Note C

see Note B

10,0

10,4

2,54

2,95

6,0

6,6

14,55

15,90

12,7

14,1

3,5

6,1

1,07

1,70

2,34

2,74

4,88

5,28

3,71

3,96

0,41

0,64

2,40

2,90

VERSION 2

VERSION 1

NOTES: A. The centre pin is in electrical contact with the mounting tab.

B. Mounting tab corner profile according to package version.

C. Typical fixing hole centre stand off height according to package version.

Version 1, 18.0 mm. Version 2, 17.6 mm.

MDXXBE