The K101 has one channel in a 4-pin mini-flat SMD package.
The K102 has two channels in a 8-pin mini-flat SMD package.
The K104 has four channels in a 16-pin mini-flat SMD package.
These Photocouplers consist of a Gallium Arsenide Infrared Emitting
Diode and a Silicon NPN Phototransistor per a channel.
• Mini-Flat Package
• Collector-Emitter Voltage : Min.50V
• Current Transfer Ratio : Min.50% (at IF=5mA, VCE=5V)
• Electrical Isolation Voltage : AC3750Vrms
• Programmable Logic Control
• Interface between two circuits of different potential
• Cordless Phone