EL817(S1)(D)(TD)-V

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Optoisolators are electronic components which provide electrical isolation between the input and output circuits. The EL817 (S1)(D)(TD)-V is a transistor, photovoltaic output optoisolator which is used in a range of applications. This article will discuss the application field and working principle of this optoisolator.

Primarily, the EL817 (S1)(D)(TD)-V is designed for use in instrumentation applications such as control systems, process control, and medical equipment. It has an LED emitter and a photovoltaic detector which convert the input signal to an isolated output signal, allowing a low voltage input signal to be used to control high current or voltage outputs.

The EL817 (S1)(D)(TD)-V optoisolator has a number of features which make it suitable for use in instrumentation. It is typically enclosed in an SO8-8 Pb-free package, making it suitable for applications which require a compact form factor. Its response time is 3.5 µs, providing fast switching operation. In addition, the EL817 (S1)(D)(TD)-V is rated for 1 second of isolation, enabling it to meet safety requirements.

In terms of its working principle, the EL817 (S1)(D)(TD)-V optoisolator is based on the transfer of energy from an LED emitter to a photovoltaic detector. The LED emitter is activated by an input signal which generates light energy. The light energy is received by the photovoltaic detector, which converts it into electrical energy and provides an electrical output. This output is isolated from the input electrical signal, allowing low voltage control signals to be used to control high current or voltage outputs.

The EL817 (S1)(D)(TD)-V is a reliable and robust optoisolator which is suitable for various instrumentation applications. It is rated for 1 second of isolation, allowing it to meet safety requirements. Its LED emitter and photovoltaic detector provide fast response time and high accuracy. These features make the EL817 (S1)(D)(TD)-V suitable for use in a range of instrumentation applications.

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