H11AA1 Optocoupler

The H11AA1 is a bi-directional input optically coupled isolator consisting of two inverse parallel gallium arsenide infrared LEDs coupled to a silicon NPN photo-transistor in a 6 pin DIP package.

The H11AA1 has a minimum CTR of 20 %, a CTR symmetry of 1:3 and is designed for applications requiring detection or monitoring of AC signals.

Features of H11AA1

• AC or polarity insensitive input

• Built-in reverse polarity input protection

• I/O compatible with integrated circuits

• Industry standard DIP package

• Isolation test voltage : 5300 VRMS

• Compliant to RoHS Directive 2002/95/EC and in accordance to WEEE 2002/96/EC

Applications of H11AA1

• Telephone line detection

• AC line motor

• PLC

• Instrumentation