EL817(B)-F

The EL817(B)-F is an optocoupler, also known as an opto-isolator, designed to transmit signals while providing electrical isolation between its input and output. It consists of a gallium arsenide (GaAs) infrared LED and a phototransistor in a single package.
The key features include a high isolation voltage (typically up to 5,000 V), fast switching speeds, and a wide operating temperature range. The device is commonly used in various applications, including signal isolation, data communication, and interfacing microcontrollers with high-voltage systems.
The EL817(B)-F comes in a compact 4-pin DIP package, making it suitable for space-constrained designs. Its ability to effectively isolate different parts of a circuit helps protect sensitive components from voltage spikes and noise, enhancing overall system reliability.
In summary, the EL817(B)-F is ideal for applications requiring safe voltage separation and precise signal transmission.

The EL817(B)-F is an optoisolator (or optocoupler) designed for signal isolation in electronic circuits. Key features include:
1. Isolation Voltage: It offers robust electrical isolation with a high voltage rating, typically around 5,000 VRMS, ensuring safety and preventing noise interference.
2. Input/Output Configuration: The device comprises a gallium arsenide infrared LED and a phototransistor, allowing for effective light transmission and signal transfer.
3. High Speed: It supports fast switching speeds, typically around 50 µs, suitable for high-frequency applications.
4. Wide Operating Temperature Range: The EL817(B)-F operates effectively within a range of -55°C to 100°C, ensuring reliability in diverse environmental conditions.
5. Compact Package: It is available in a small, 4-pin DIP or surface-mount package, facilitating space-saving designs in electronic assemblies.
6. Low Forward Current: The device operates with a low input current (typically 10 mA), which is energy-efficient.
These features make the EL817(B)-F ideal for applications in telecommunications, industrial control, and data acquisition systems where isolation is crucial.

The EL817(B)-F is packaged in a 4-pin dual in-line package (DIP). This type of package is designed for easy mounting on printed circuit boards and features through-hole construction for secure connections.

The EL817(B)-F is an optocoupler, specifically a phototransistor optocoupler. It typically has a 4-pin configuration.
Pin Functions:
1. Pin 1 (Anode of LED): Connects to the positive terminal of the input signal.
2. Pin 2 (Cathode of LED): Connects to the ground or negative terminal of the input signal.
3. Pin 3 (Collector of Phototransistor): Connects to the output load or circuit.
4. Pin 4 (Emitter of Phototransistor): Connects to ground, completing the circuit for the output.
The EL817(B)-F is commonly used for signal isolation, noise reduction, and interfacing between different voltage levels in electronic circuits.

The EL817(B)-F is manufactured by Vishay Intertechnology, Inc. Vishay is a global leader in the manufacturing of discrete semiconductors and passive components. The company specializes in a wide range of electronic components, including optoelectronics, resistors, capacitors, and inductors, serving various industries such as automotive, industrial, telecommunications, and consumer electronics. The EL817(B)-F itself is an optocoupler, commonly used for signal isolation and interfacing in electronic circuits. Vishay's extensive portfolio and commitment to innovation make it a prominent player in the electronics sector.

The EL817(B)-F is an optocoupler widely used in applications such as signal isolation, data communication, and switching power supplies. It enables electrical isolation between different circuit sections, safeguarding sensitive components from voltage spikes. Common applications include microcontroller interfacing, industrial automation, and telecommunications, where it helps in isolating control signals from high-voltage circuits. Its compact size and reliability make it suitable for consumer electronics, medical devices, and automotive systems.

The EL817(B)-F is an optocoupler. Equivalent products include:
1. 4N25/4N26 - General-purpose optocouplers.
2. PC817 - Common phototransistor optocoupler.
3. MOC3063 - Optocoupler with triac output.
4. TLP 1114 - Toshiba optocoupler.
Always check datasheets for specific parameters to ensure compatibility.