Photocoupler

These Photocouplers cosist of a Gallium Arsenide Infrared Emitting Diode and a Silicon NPN Photo Darlington transistor perachannel.
    The PC-18K1 has one channel in a 4-pin package.
    The PC-18K2 has two channels in a 8-pin package.
    The PC-18K4 has four channels in a 16-pin package.

FEATURES
• Small Package Size
• Collector-Emitter Voltage : Min.30V
• Current Transfer Ratio : Type 600% (at IF=1mA, VCE=2V)
• Electrical Isolation Voltage : AC5000Vrms
• UL Recognized File No. E107486

APPLICATIONS
• Interface between two circuits of different potential
• Automatic Vending Machine
• Relay Contact Monitor
• Telephone Line Receiver