TLP191B(U,C,F)

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 optocouplers, are electronic devices that tend to isolate electrical circuits from one another. Optoisolators allow a low-voltage signal to be transmitted, while keeping the signal sources electrically isolated from each other. The TLP191B(U,C,F) device is a very popular Optoisolator with Transistor, Photovoltaic Output properties.

The TLP191B has a package type of DIP-4, with a phototransistor output, and a normally open (NO) signal. This Optoisolator is rated for a maximum collector current of 100mA. It performs well at temperatures between -40℃ and 85℃. In total, it requires a power supply of 5V, and a forward current rating of 10mA.

Now let\'s look at the working principle of optoisolators like TLP191B. It works by using a semi-conductor LED or infrared emitter diode that is connected to an input circuit, and a phototransistor that is connected to an output circuit. The output circuit is isolated from the input circuit. This isolation is achieved by having the LED and phototransistor separated physically, typically by a transparent material like a glass or plastic window within the optoisolator package. The LED emits a light, which is then detected by the phototransistor on the other side, and the circuit is completed. This allows the output of the optoisolator to be significantly greater than the input.

The TLP191B(U,C,F) Optoisolator is ideal for signal-switching applications, voltage level-shifting circuits in high-voltage and safety related areas, logic controls, switching controls, and computer peripheral interface logic.

It is also a great device for isolated, low-voltage power driving applications, because of its ability to further improve signal-transfer reliability and reduce the effects of noise and electrical interference. It is commonly used for electric medical-diagnosis and monitoring systems, home and office automation systems, industrial automation systems and many other applications.

In conclusion, the TLP191B optoisolator, with Transistor, Photovoltaic Output properties offers a wide variety of application fields and useful features. Its high signal-transfer reliability and noise-reduction capabilities make it an ideal choice for many types of optoisolator-related applications. It is available in a wide range of packages, offering flexibility in the design and construction of new applications.

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