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

Isolators - Gate Drivers

The VO3120-X019T is an integrated device with a isolated gate driver for high-current IGBTs. It is an optically isolated, galvanically isolated DC-DC converter with high speed and high accuracy. This device has an input and output voltage range of 4.8V to 40V, and an isolation voltage rating of 2kVrms. It comes in a small form factor of 25.37mm x 25.37mm x 3.68mm.

The main applications of the VO3120-X019T device are in power electronics, motor drives, uninterruptible power supplies, and industrial automation. It can also be used in a variety of other applications such as medical equipment, measurement equipment, and industrial equipment.

This device is designed for high speed operation. The switching frequency of the device is adjustable up to 3MHz. It also has a low supply current with a typical value of only 110uA, which helps reduce overall power consumption. The frequency accuracy of the device is ±50ppm.

Working Principle

The VO3120-X019T uses an isolated gate driver to control high current IGBTs. The device consists of two parts; the H-Bridge output stage, and the isolation circuit. The H-Bridge output stage is used to control the voltage of the IGBT gate. The isolation circuit provides electrical isolation between the logic control circuit and the high power system. The logic control circuit generates a high frequency signal which drives the isolated gate driver. The high frequency signal is then converted into a low voltage signal and is applied to the IGBT gate to control its voltage.

The VO3120-X019T isolated gate driver has some protection features such as providing reverse bias breakdown protection and voltage spike protection. This device also has low jitter and low distortion, which helps reduce electromagnetic interference (EMI). The operating temperature range is -40 to +125?C.

Conclusion

The VO3120-X019T is a high-performance, integrated device with an isolated gate driver for high-current IGBTs. It offers a high speed switching frequency and high accuracy with low jitter and low distortion, thus providing excellent protection. It is suitable for power electronics, motor drives, uninterruptible power supplies, and industrial automation.

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