15KPA18A-HR Circuit Protection

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

TVS (Transient Voltage Suppressor) Diodes are a type of semiconductor component typically used to protect circuits from transient voltage spikes. Examples of such spikes include electrical transients which can be caused by lightning, switching of heavy electrical loads, or electromagnetic interference. The 15KPA18A-HR is a specific type of TVS diode that can help protect electronic circuits from exposure to 20kV ESD (Electrostatic Discharge) and 60A induced surge current, and offers other advantages in its applications. This article will discuss the application fields, use, and working principle of this particular type of diode.

Application Field

The 15KPA18A-HR is mainly used for electronic circuit protection. It offers enhanced protection to circuits with few additional components since it is a stand-alone device. It can be used in a variety of applications that require protection from ESD or surge currents, such as consumer electronics, automotive electronics, and industrial control systems. The primary purpose of this diode is to absorb and dissipate transients without causing permanent damage to the circuit.

Working Principle

TVS Diodes such as the 15KPA18A-HR operate in a similar manner to avalanche diodes. When voltage is applied to the anode and cathode, the junction between them begins to break down, allowing current to flow freely. This limits the voltage that can be applied across the junction and prevents the voltage from exceeding the diode’s breakdown voltage. When a surge or ESD occur, the diode quickly responds by clamping the voltage to a predetermined level and suppressing the transient.

The 15KPA18A-HR is specifically designed to respond quickly to voltage transients. Its surge current rating is 60A, which enables it to clamp voltages to levels even lower than its breakdown voltage. This helps the diode absorb and dissipate transients more efficiently, while minimizing damage to the circuit or components.

Conclusion

The 15KPA18A-HR is a type of TVS diode specifically designed for enhanced protection against ESD and surge currents. It can be used in a variety of applications, and offers a rapid response time to voltage transients. Its high surge current rating enables it to quickly dissipate transients without causing permanent damage to the circuit or components. This type of diode provides a reliable and cost-effective solution for protecting electronic circuits from transient voltage spikes.

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