4N38AManufacturer: TFK PHOTO TRANSISTOR (AC LINE/DIGITAL LOGIC ISOLATOR) | |||
Partnumber | Manufacturer | Quantity | Availability |
---|---|---|---|
4N38A | TFK | 100 | In Stock |
Description and Introduction
PHOTO TRANSISTOR (AC LINE/DIGITAL LOGIC ISOLATOR) The part 4N38A is an optocoupler manufactured by TFK (formerly known as Telefunken). It consists of a gallium arsenide infrared LED optically coupled to a silicon phototransistor. The device is designed for use in general-purpose switching and linear applications. Key specifications include:
- **Isolation Voltage**: 5300 Vrms The 4N38A is commonly used in applications requiring electrical isolation, such as signal transmission, power supply feedback, and interfacing between different voltage levels. |
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