SMCJ33HE3/9AT

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

Transient Voltage Suppressor Diodes (TVS) are diode structures used to protect electrical circuits and components from voltage transients, which can occur due to a number of environmental and system specific sources. In this article we will take a look at the application fields and working principle of a SMCJ33HE3/9AT, a particular type of TVS diode.

This type of TVS diode is a surface-mountable component designed for applications with an operating voltage up to 600V. It is intended for use in consumer electronics, industrial equipment, telecommunications, computers and other equipment that may be subject to voltage transients due to inductive switching, lightning, electrostatic discharge (ESD), and other similar events. Specifically, the SMCJ33HE3/9AT is designed to clamp fast transient voltages and protect against overvoltage damage, preventing the sensitive circuits found in these applications from failing due to high voltage transients. In addition to this, this type of diode also features relatively low capacitance and low leakage current, making it well-suited for high-frequency applications with transients in the range of 4 kilovolts.

The working principle behind this protective diode is quite simple. When a voltage transient occurs, the TVS diode is designed to be the first line of defense against the overvoltage condition. It is quickly activated and begins to conduct current until the voltage transient is safely dissipated. This is made possible by the fact that the diode is tuned to the device\'s operating voltage level, meaning it is only activated when the voltage level reaches a certain threshold. This threshold is referred to as the breakdown voltage, and in the case of the SMCJ33HE3/9AT, it is adjustable from 5.7 to 7.3 volts.

Once the diode is activated by the voltage transient, it will begin to conduct current, dissipating the voltage transient and protecting the device and circuitry from damage. This process will continue until the voltage transient is safely dissipated and the diode returns to its non-conducting state. The SMCJ33HE3/9AT also features a low capacitance value, allowing it to respond quickly to high frequency transients with minimal interference to the device circuitry. It also has a very low leakage current which ensures minimal power dissipation during the active state, thus saving energy and preventing overheating of the device.

In summary, the SMCJ33HE3/9AT is a type of TVS diode designed for applications with an operating voltage up to 600V. It is intended to be used in a variety of applications in consumer electronics, industrial equipment, telecommunications, and computers, and is designed to quickly respond to voltage transients, dissipating the transient and protecting device circuitry from damage. This diode features adjustable breakdown voltage of 5.7 to 7.3 volts, a low capacitance value to ensure quick response to transients, and a low leakage current - all of which make it perfectly suited for use in a variety of high-frequency applications.

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