BF421 BF423

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Motorola Small–Signal Transistors, FETs and Diodes Device Data

PACKAGE DIMENSIONS

CASE 029–11

(TO–226AA)

ISSUE AJ

STYLE 14:

PIN 1. EMITTER

2. COLLECTOR

3. BASE

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI

Y14.5M, 1982.

2. CONTROLLING DIMENSION: INCH.

3. CONTOUR OF PACKAGE BEYOND DIMENSION R

IS UNCONTROLLED.

4. LEAD DIMENSION IS UNCONTROLLED IN P AND

BEYOND DIMENSION K MINIMUM.

R

A

P

J

L

B

K

G

H

SECTION X–X

C

V

D

N

N

XX

SEATING

PLANE

DIM

MIN

MAX

MIN

MAX

MILLIMETERS

INCHES

A

0.175

0.205

4.45

5.20

B

0.170

0.210

4.32

5.33

C

0.125

0.165

3.18

4.19

D

0.016

0.021

0.407

0.533

G

0.045

0.055

1.15

1.39

H

0.095

0.105

2.42

2.66

J

0.015

0.020

0.39

0.50

K

0.500

–––

12.70

–––

L

0.250

–––

6.35

–––

N

0.080

0.105

2.04

2.66

P

–––

0.100

–––

2.54

R

0.115

–––

2.93

–––

V

0.135

–––

3.43

–––

1

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the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and

specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola

data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”

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Motorola was negligent regarding the design or manufacture of the part. Motorola and

are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal

Opportunity/Affirmative Action Employer.

Mfax is a trademark of Motorola, Inc.

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BF421/D

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