- 4N25-M
- Fairchild Semiconductor Corporation
- 1 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER
- 4N25-MS
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MSR2
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MSR2V
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MSV
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MT
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MTV
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler
- 4N25-MV
- Fairchild Semiconductor
- Phototransistor, Phototransistor Optocoupler