TLP250H(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 - Logic Output

Optoisolators are a well-known form of electrical isolation used in a variety of applications. The TLP250H(F) optoisolator is one such device that isolates its input circuit from its output circuit, using an LED and a photodetector to create the link between them.

The TLP250H(F) consists of an LED optically connected to a Schmitt output isolation photodiode detector in a bidirectional circuit configuration. It is designed to be used in various applications, such as driving isolated logic and power PCBs and protecting input circuits from dangerous voltages. The photo detector also provides noise immunity by filtering out high frequency transients.

The output of the TLP250H(F) optoisolator is either an open collector or an open drain device, depending on the polarity of the LED. When the LED is forward biased, the output is an open collector device and the output signal is "OFF" (high impedance) until it is switched "ON" by the photodiode. When the LED is reverse biased, the output is an open drain device and the output signal is the same as the dark current (i.e. "OFF" until the photodiode is illuminated).

This type of opto-isolator is ideal in applications where noise immunity and electrical isolation are necessary. It can provide strong protection for sensitive input circuits from powerful signals, and can also help to filter out high frequency transients. The TLP250H(F) is capable of driving logic signals into various types of systems, including amplifier and power supplies, without raising the noise level. This makes it highly advantageous in a range of applications where noise sensitivity is important.

In general, the TLP250H(F) works by utilizing two main components - the LED and the photodetector. The LED emits light that is picked up by the photodetector, and the output signal is either "ON" or "OFF" depending on the amount of light detected. The LED is connected in such a way that it can be operated in either forward or reverse bias, enabling the device to be used for either open collector or open drain output types.

The TLP250H(F) is suitable for a variety of applications where electrical isolation and noise immunity are needed. It is an ideal choice for driving logic and power PCBs, protecting input circuits from dangerous voltages, and providing a noise immunity feature for signal transmissions. It is also highly effective at filtering out high frequency transients.

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