May 1991

10

Philips Semiconductors

Product specification

UHF power transistor

BLT53

PACKAGE OUTLINE

UNIT

A

D2

REFERENCES

OUTLINE

VERSION

EUROPEAN

PROJECTION

ISSUE DATE

IEC

JEDEC

EIAJ

mm

α

90

°

SOT122D

97-04-18

H

b

H

L

D

b

5.85

5.58

4.17

3.27

0.18

0.14

7.50

7.23

7.24

6.98

cQ

1.58

1.27

H

27.56

25.78

9.91

9.14

L

0

5

10 mm

scale

Q

A

D2

D

c

1

4

3

2

Studless ceramic package; 4 leads

SOT122D

α

DIMENSIONS (millimetre dimensions are derived from the original inch dimensions)