OP798B

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

The OP798B phototransistor is an extremely versatile optical sensor used in a variety of applications, from atmosphere monitoring to industrial automation. This sensor is capable of detecting light outside of the visible spectrum and has many features that make it attractive to designers. This article will provide an in-depth look into the application fields and working principles of the OP798B phototransistor.

Application Fields

The OP798B phototransistor is capable of detecting light outside of the visible spectrum, making it a reliable choice for use in a variety of applications. In atmospheric monitoring, the phototransistor is used to measure the concentration of pollutants in the air, as well as temperature and humidity levels. It can also be used to measure light intensity or brightness, making it an ideal choice for lighting control systems. In industrial applications, the OP798B can be used to detect the presence of objects, measure the speed of moving objects, and help designers determine the location and condition of objects.

Working Principle

The OP798B phototransistor works by converting light energy into electric current. It consists of a light-sensitive semiconductor junction called a “photodiode” that is enclosed in a small package. When exposed to light, the photodiode generates a current that is proportional to the light intensity. This current is then amplified and used to trigger the phototransistor’s output signal, which can be used to control various electronic functions. The primary advantage of the OP798B phototransistor is its high sensitivity, which allows it to detect small changes in light intensity.

The OP798B phototransistor also has a wide dynamic range, which enables it to detect both relatively bright and dim light sources. This flexibility makes the OP798B ideal for use in a variety of applications that require accurate light detection. Additionally, the sensor’s small size makes it easy to integrate into existing systems without taking up too much space.

Conclusion

The OP798B phototransistor is a versatile and reliable optical sensor that can be used in many different applications. It has a high sensitivity and wide dynamic range, making it an ideal choice for lighting control systems. Additionally, the sensor’s small size makes it easy to integrate into existing systems. The OP798B is a great choice for designers looking for reliable light detection in a variety of applications.

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