EL3H7(B)(TB)-VG

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Optoisolators, also known as optocouplers, are optoelectronic devices used to isolate electrical circuits. They are primarily used to transfer signals from one circuit to another and protect circuits from electrical noise or interference. The EL3H7(B)(TB)-VG is one such optoisolator and it falls under the category of Transistor, Photovoltaic Output.

The EL3H7(B)(TB)-VG optoisolator is a single-channel device that isolates an input and output current signal. It consists of an Infrared LED, a phototransistor, and one control terminal. The Infrared LED converts an electrical signal into a light signal, which is then applied to the phototransistor and generates an output current. This output current is proportional to the input current. The control terminal is used to adjust the current gain of the phototransistor and to maintain a constant output current even when the input current varies.

The EL3H7(B)(TB)-VG is commonly used in applications to sense current, monitor temperature, and detect presence. It can also be used in switching and protection circuits. In terms of electrical performance, the EL3H7(B)(TB)-VG offers a 20mA maximum input current, an output voltage range from 1.5V to 15V, and an isolation voltage of 500Vrms. It also comes with a selection of various layout options and is UL-approved.

The EL3H7(B)(TB)-VG optoisolator has several advantages over conventional optoisolators. It has a lower profile, making it ideal for applications where there is limited space. It also has a wide range of input currents and is able to accurately sense very small currents. Additionally, it is also able to isolate two circuits with very different voltages.

In summary, the EL3H7(B)(TB)-VG optoisolator is a single-channel device that is widely used in applications where the electrical input and output need to be isolated, such as current sensing, temperature monitoring, presence detection, and switching. It has a wide range of input current capabilities and is able to accurately sense very small currents. The device is also UL-approved and offers a variety of layout options for different applications.

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