1N5774

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

1N5774 Application Field and Working Principle

1N5774 (also known as voltage suppression diode) belongs to a type of Transient Voltage Suppression (TVS) diodes. TVS diodes are designed to protect circuits from voltages higher than what a circuit is designed to accept. In other words, 1N5774 can be used as an alternative to crowbar circuits when used to protect against voltage spikes and electrical transients. This is due to their ability to conduct large currents when triggered by a voltage spike. TVS diodes are ideal for use in a wide variety of applications such as automotive electronics, consumer electronics, telecommunications, industrial and medical circuits, and many more.

The working principle of 1N5774 is simple. When the voltage across it exceeds the specified value (the breakdown voltage), it conducts current. This causes it to “breakdown” and dissipate the excess voltage. 1N5774 can handle high voltage spikes (up to 250V maximum repetitive peak reverse voltage) and can dissipate up to 600W of power. It also has very low dynamic resistance at breakdown, which is essential for protecting sensitive electronics. The fast response time of 1N5774 makes it ideal for applications where voltage spikes must be dissipated as quickly as possible.

In addition, 1N5774 has very low reverse leakage currents, which prevents reverse current from entering the circuit and helps reduce power loss. 1N5774 can also provide EMI suppression, which is important for applications where noise immunity is critical. 1N5774 can be used as a “crowbar” circuit, which is a type of circuit that is designed to protect sensitive components in a circuit from voltage spikes. By connecting the 1N5774 diode in parallel with the sensitive components, it will “break down” and dissipate the excess voltage when the voltage exceeds the diode\'s specified value.

In conclusion, 1N5774 is an ideal device for use in a wide variety of applications that require voltage suppression. It is capable of handling high voltage spikes and dissipating up to 600W of power. Its fast response time and low reverse leakage current help protect sensitive circuits from voltage spikes. Its EMI suppression capability makes it a great choice for applications where noise immunity is critical.

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