■ Features
1. AC input
2. High isolation voltage between input and output ( V : 5 000Vrms )
3. Compact dual-in-line package
   PC814 (1-channel type)
   PC824 (2-channel type)
   PC844 (4-channel type)
4. Current transfer ratio
   CTR : MIN. 20% at I F = ± 1mA, VCE = 5V
5. Recognized by UL, file No. E64380

■ Applications
1. Programmable controllers
2. Telephone sets, telephone exchangers
3. System appliances
4. Signal transmission between circuits of different potentials and impedances