H11A1S-TA1

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 are optically based devices used primarily for isolating signals, such as electric and electronic signals. The H11A1S-TA1 is classified as an optoisolator with a transistor, photovoltaic output. The device is designed to provide electrical noise immunity to sensitive input signals as well as electrical isolation up to 1000 Vrms.

Operating Principle

The H11A1S-TA1 optical isolator consists of a photodiode connected in reverse-bias mode and a Darlington pair output transistor on a single monolithic substrate. Infrared light enters the optical isolator and reaches the photodiode. The incident light symbolizes the input voltage and is converted into electrical current. This current flows through the photodiode and in turn activates the output transistor.

Application Field

The H11A1S-TA1 can be used in various fields including industrial, medical and military applications. It is especially suitable for automotive applications due to its ability to withstand high temperatures and humidity. It is also used in network communication, security systems and other electronic products. The device can be used to provide electrical isolation and noise immunity in switching signals, input signals and circuit control.

Benefits

The H11A1S-TA1 provides numerous benefits compared to other optoisolators on the market. It has a low propagation delay, which ensures that the output is triggered as soon as the input is applied. The device also has excellent signal propagation characteristics due to its large LED and photodiode junction areas. This ensures high reliability and consistency. Additionally, the H11A1S-TA1 is able to work with a wide range of input and output voltages, making it suitable for both low and high voltage applications.

Conclusion

The H11A1S-TA1 is an optical isolator designed specifically for automotive applications. It is a photovoltaic output device with a transistor and provides electrical noise immunity to sensitive input signals and electrical isolation up to 1000 Vrms. The device is capable of high speeds and reliable signal propagation characteristics, making it a great choice for many different applications.

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