EL817(C)-F

The EL817(C)-F is an optocoupler, specifically a phototransistor optocoupler designed for electrical isolation and signal transfer between different circuits. It features a gallium arsenide (GaAs) infrared light-emitting diode (LED) coupled with a phototransistor, enabling it to transmit signals while preventing direct electrical contact between circuits.
Key specifications include a forward current of up to 20 mA for the LED, a collector-emitter voltage rating of 80 V for the phototransistor, and a typical isolation voltage of 5000 VRMS. The EL817(C)-F is suitable for various applications, including data communication, signal isolation, and interfacing microcontrollers with high-voltage systems.
The "C" variant typically indicates a higher speed or enhanced performance, while the "F" suffix denotes that it is a RoHS-compliant, lead-free product. The EL817(C)-F is widely used in consumer electronics, industrial automation, and automotive systems due to its reliability and efficiency in transferring signals safely.

The EL817(C)-F is an optocoupler that features a phototransistor output and provides electrical isolation between input and output. Key features include:
1. Isolation Voltage: It offers a high voltage isolation rating of up to 5,000 VRMS, ensuring safety and reliability in applications.
2. High-Speed Switching: The device supports fast switching speeds, making it suitable for high-frequency applications.
3. Wide Operating Temperature Range: It operates effectively within a temperature range of -40°C to +100°C.
4. Low Input Current: The forward current of the LED input is low, which aids in power efficiency.
5. Compact Package: The EL817(C)-F comes in a small DIP-4 package, allowing for easy integration into various circuit designs.
6. Common Mode Rejection Ratio (CMR): It provides a high CMR, enhancing its performance in noisy environments.
These features make the EL817(C)-F suitable for applications in telecommunications, industrial control, and automation systems.

The EL817(C)-F is typically available in a 4-pin DIP (Dual In-line Package) format. This package type is designed for easy mounting on printed circuit boards (PCBs) and is commonly used for optocouplers in various electronic applications.

The EL817(C)-F is an optocoupler with a total of 4 pins. The pin configuration is as follows:
1. Anode (A): The input side where the LED is connected; it receives the input signal.
2. Cathode (K): The input side connected to the ground or negative side for the LED.
3. Collector (C): The output side, where the phototransistor's collector is connected to the power supply.
4. Emitter (E): The output side, which is connected to the ground or the negative side of the circuit.
The EL817(C)-F is designed for signal isolation and provides electrical isolation between its input and output. It is commonly used in applications such as data communication, microcontroller interfacing, and switching power supplies to protect sensitive components from high voltages.

The EL817(C)-F is manufactured by Everlight Electronics Co., Ltd. Everlight is a Taiwanese company that specializes in the design and production of optoelectronic components. Founded in 1983, it focuses on creating a wide range of products, including optocouplers, LEDs, infrared emitters, and photodetectors. The EL817(C)-F is an optocoupler, commonly used for isolating and transmitting signals while providing electrical isolation between different parts of a circuit. Everlight is recognized for its innovation and quality in the optoelectronics industry, serving various sectors such as telecommunications, automotive, industrial, and consumer electronics.

The EL817(C)-F is an optocoupler widely used in various applications, including signal isolation, data communication, and interfacing between different voltage levels. It is commonly employed in industrial automation, power supply designs, microcontroller interfacing, and input/output isolation in consumer electronics. Its high-speed performance and compact design make it suitable for control systems and switching power supplies, ensuring safety and reducing electromagnetic interference.

Equivalent products to the EL817(C)-F optocoupler include the PC817, TLP-123, and LTV-817. These components serve similar functions in providing isolation and signal transmission between circuits. Always verify specific electrical characteristics and ratings to ensure compatibility for your application.