6/15/05

4N25

4N26

4N27

4N28

4N35

4N36

4N37

H11A1

H11A2

H11A3

H11A4

H11A5

GENERAL PURPOSE 6-PIN

PHOTOTRANSISTOR OPTOCOUPLERS

Page 12 of 15

© 2005 Fairchild Semiconductor Corporation

ORDERING INFORMATION

MARKING INFORMATION

Order Entry Identifier

Black Package (No Suffix)

White Package (-M Suffix)

Option

.S

S

Surface Mount Lead Bend

.SD

SR2

Surface Mount; Tape and reel

.W

T

0.4" Lead Spacing

.300

V

VDE 0884

.300W

TV

VDE 0884, 0.4" Lead Spacing

.3S

SV

VDE 0884, Surface Mount

.3SD

SR2V

VDE 0884, Surface Mount, Tape & Reel

4N25

V XX YY K

Black Package, No Suffix

1

2

6

4

3

5

4N25

V

X YY Q

White Package, -M Suffix

1

2

6

4

3

5

*Note – Parts built in the white package (M suffix) that do not have the ‘V’ option (see

definition 3 above) that are marked with date code ‘325’ or earlier are marked in the

portrait format.

Definitions

1Fairchild logo

2Device number

3

VDE mark (Note: Only appears on parts ordered with VDE

option – See order entry table)

4

One or two digit year code

• Two digits for black package parts, e.g., ‘03’

• One digit for white package parts, e.g., ‘3’

5Two digit work week ranging from ‘01’ to ‘53’

6

Assembly package code