EL817(S)(D)(TU)-V

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Optoisolators, also known as opto-isolators, opto-couplers, or photo-couplers, are a type of electrical isolation device that helps protect sensitive electrical circuits from transients and other sources of electrical noise. EL817(S)(D)(TU)–V application fields and working principle helps engineers to understand the advantages of this type of device, and how to apply it in various electrical circuit designs.

EL817(S)(D)(TU)–V devices are designed to be used in circuits that contain high level input signals such as gate drive signals in digital logic designs, and signals with range between 0 to 10V or 0-20V. These optoisolators are ideal for providing fast response time and high isolation rating, while also providing accurate and reliable signal inputs. The EL817(S)(D)(TU)–V optoisolators provide a low on-state voltage drop and good nonlinearity, which makes them suitable for many applications.

The EL817(S)(D)(TU)–V optoisolators are available in 8-pin DIP (dual in-line package) provider and plastic encapsulated packages. The device consists of two opto-cou ps, an LED, and a photovoltaic (PV) output transistor. The LED is connected to the input side of the optoisolator, and its light is used to activate the PV output transistor on the other side of the circuit. The PV output transistor is a small switch which provides the signal needed to drive the secondary circuit.

The working principle of the EL817(S)(D)(TU)–V optoisolator is simple. When a signal is applied to the LED, its current will create a light which illuminates the photovoltaic material connected to the PV output transistor. This PV output will then activate the transistor, which will provide the current signal necessary to drive the secondary circuit. The level of the output signal is proportional to the current applied to the LED, making it easy to control the output signal’s level and its frequency.

EL817(S)(D)(TU)–V optoisolators are commonly used in a variety of applications including digital logic, motor control, power supplies, relay drive systems, and automation and process controls. These optoisolators provide important circuit protection, isolation, and signal switching capabilities. The EL817(S)(D)(TU)–V optoisolators are reliable and efficient devices that can be used in many different applications to provide accurate and reliable signal inputs.

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