EL814S(TD)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optoisolators, also known as optical isolators, are types of semiconductor devices that use a combination of opto-electronical components and electronics to ensure electrical isolation between two circuits. The EL814S (TD) – an optical isolator featuring a transistor and photovoltaic output – is one such component that finds various uses in industries like automotive, robotics, medical equipment, and more.

The EL814S is a 4-pin dual-channel opto-isolator that uses a high-gain photo Darlington, allowing the device to detect and amplify small changes in light intensity. It consists of a light-detecting element such as an LED or a photodiode, a base-emitter junction of a transistor, and an opto-coupler such as an IC package containing a voltage regulator.

The two main features of the EL814S are its high isolation rating and high switching speed. The high isolation rating of the device ensures that signals do not cross over or transfer between two low voltage circuits, while its high switching speed allows it to detect and respond quickly to changes in light intensity. This makes it ideal for applications requiring fast switching and electrical isolation between two or more circuits.

When it comes to applications, the EL814S can be used in low power switching systems, where the device can effectively isolate the control signal from the circuit. It can also be used in sensor circuits to detect an input signal and feed it directly to the output without any contact. Additionally, the EL814S can be used to isolate power supply circuits, which can help reduce noise and improve system stability.

When it comes to the working principle of the device, the photo Darlington present in the EL814S uses its two components – an LED and a transistor – to detect changes in light intensity and transfer the signal to the output without any contact. The LED acts as the light source of the device, while the transistor amplifies the signal from the LED before it is sent to the opto-coupler. The opto-coupler then transfers the signal to the output.

To sum it up, the EL814S is an optoisolator featuring a transistor and photovoltaic output which can be used in a variety of applications. It offers a high isolation rating and high switching speed, making it ideal for applications requiring fast switching and electrical isolation between two or more circuits.

The specific data is subject to PDF, and the above content is for reference