PACKAGE

SCHEMATIC

1/9/04

Page 1 of 9

© 2004 Fairchild Semiconductor Corporation

AC INPUT/PHOTOTRANSISTOR

OPTOCOUPLERS

H11AA1-M

H11AA2-M

H11AA3-M

H11AA4-M

DESCRIPTION

The H11AAX-M series consists of two gallium-arsenide infrared emitting diodes connected in inverse parallel driving a single

silicon phototransistor output.

FEATURES

•

Bi-polar emitter input

•

Built-in reverse polarity input protection

•

Underwriters Laboratory (UL) recognized File #E90700, Volume 2

•

VDE approved File #102497 (ordering option ‘V’)

APPLICATIONS

•

AC line monitor

•

Unknown polarity DC sensor

•

Telephone line interface

1

2

6

5 COLL

4 EMITTER

BASE

3