EL817(B)-V

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The EL817 (B) - V is a type of optoisolator from Vishay Intertechnology. This device belongs to their optocoupler family. It is a transistor, photovoltaic output device that offers high voltage isolation and improved current transfer ratio. It can be used in a variety of applications, from AC and DC isolation to the protection of sensitive circuits from overloads or other disturbances.

This device consists of two components: an N-channel transistor and a single photovoltaic output. The photovoltaic output can provide up to 1A of current transfer ratio. The N-channel transistor provides isolating drive voltage and current limiting. The EL817 (B) - V is a single package offering high current transfer ratio and a high voltage isolation of up to 1000Vrms.

Typical applications of the EL817 (B) - V device include:

• AC or DC isolation
• Overvoltage protection
• Undervoltage protection
• High voltage, high current applications
• Communications

The EL817 (B) - V is suitable for a variety of applications, as it offers high isolation of up to 1000Vrms, and it provides a high current transfer ratio. It is also capable of operating within the temperature range of –40°C to +105°C. It is suitable for any application that requires an optocoupler.

The EL817 (B) - V device employs a photovoltaic isolation mechanism. This technology makes use of ultraviolet (UV) light to build a voltage barrier between the two parts of the device. This ensures that no current will pass between the two parts, providing electrical isolation. Furthermore, the output transistor acts as a current limiter, preventing the device from drawing more current than what is intended.

In summary, the EL817 (B) - V is an optoisolator from Vishay Intertechnology. It is a transistor, photovoltaic output device capable of a high voltage isolation of up to 1000Vrms. Its high current transfer ratio makes it suitable for a variety of applications, from AC and DC isolation to protection against overloads or other disturbances. Additionally, the photovoltaic isolation mechanism ensures reliable operation by providing electrical isolation.

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