onsemi Optocoupler, Surface, 4-Pin MFP

The FODM121 series, FODM124, and FODM2701 consists of a gallium arsenide infrared emitting diode driving a phototransistor in a compact 4-pin mini-flat package. The lead pitch is 2.54 mm. The FODM2705 consists of two gallium arsenide infrared emitting diodes connected in inverse parallel for AC operation.

• More than 5mm Creepage/Clearance
• Compact 4-Pin Surface Mount Package (2.4mm Maximum Standoff Height)
• Current Transfer Ratio in Selected Groups
• DC Input:
• FODM121: 50–600%
• FODM121A: 100–300%
• FODM121B: 50–150%
• FODM121C: 100–200%
• FODM124: 100% MIN
• FODM2701: 50–300%
• AC Input:
• FODM2705: 50–300%
• Applications
• Digital logic inputs
• Microprocessor inputs
• Power supply monitor
• Twisted pair line receiver
• Telephone line receiver