4N40Manufacturer: QTC PHOTO SCR OPTOCOUPLERS | |||
Partnumber | Manufacturer | Quantity | Availability |
---|---|---|---|
4N40 | QTC | 5548 | In Stock |
Description and Introduction
PHOTO SCR OPTOCOUPLERS The 4N40 is a general-purpose optocoupler manufactured by QT Optoelectronics (QTC). It features a gallium arsenide infrared LED optically coupled to a silicon phototransistor. Key specifications include:
- **Isolation Voltage**: 5000 Vrms The 4N40 is commonly used in applications requiring electrical isolation, such as power supply feedback, signal isolation, and interfacing between high-voltage and low-voltage circuits. |
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