T72H123574DN

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

Thyristors, particularly SCRs, have long been the go-to choice for power electronics applications. One of these is the T72H123574DN, one of the most popular SCRs available. Below is a discussion of the application field and working principle of this device.

Application Field

The T72H123574DN is primarily used for industrial electronic applications. This includes but is not limited to:

• Industrial motor drives
• Switched-mode power supplies
• High-power switching circuits
• UPS systems

In all of these applications, the device allows for efficient and reliable control of current and voltage. In fact, the T72H123574DN offers an even higher level of performance than some of the traditional components in these applications such as discrete transistors.

Working Principle

The T72H123574DN is an SCR, or Silicon Controlled Rectifier, which is a type of thyristor. These devices contain four layers of semiconductor material, usually silicon, which consists of alternating N and P types. This ensures that the device can be triggered at a much lower voltage level than the voltage across the device itself.

When the gate voltage across the device is below a certain threshold, called the firing voltage, current cannot flow through the device. However, once the gate voltage is equal to or above the firing voltage, the device “turns on” and current can flow through it. This allows for precise and reliable control of the current in the circuit.

In addition, when the gate voltage increases beyond the firing voltage, the device will stay “on” even if the gate voltage is removed. This makes the device ideal for applications where a steady, controlled current is needed, such as motor drives or switching circuits.

Finally, the T72H123574DN has an especially low-noise and low-power loss design that makes it suitable for even the most sensitive applications. This means that it is capable of providing reliable and efficient current control even in challenging circumstances.

Conclusion

The T72H123574DN is a versatile and reliable SCR from a reputable manufacturer. Its low-noise and low-power loss design makes it ideal for industrial electronic applications such as motor drives, switching circuits, and UPS systems. With its low firing voltage, it is capable of providing reliable and efficient current control even in the most challenging of circumstances.

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