IGBT

Introduction to the working principle of AC-DC-AC frequency converter

Frequency converters adjust the voltage and frequency of the output power supply by switching their internal IGBTs, pro...

Articles
2026-02-22

What is the function of the motor controller in the electrical control system? What is the function of the IGBT?

The controller's energy comes from a high-voltage battery pack (high-voltage DC, typically 300-400 V). Inside the m...

Articles
2026-02-22

What's the difference between a frequency converter and a soft starter? Did you choose the wrong one?

Soft starters and frequency converters are two completely different products. Frequency converters are used where speed...

Articles
2026-02-22

The core of motion control—the failure mechanism of IGBT packaging

1. IGBT Module Structure An IGBT module mainly consists of several IGBT chips connected in parallel, with the chips ele...

Articles
2026-02-22

Causes and Measurement Methods of IGBT Damage in Inverters

1. The IGBT module was damaged due to poor heat dissipation. The frequency converter suddenly emitted an explosive soun...

Articles
2026-02-22

Breakthrough achieved in power electronics: 30kV AC oscillating wave electronic device successfully developed.

The China Electrotechnical Society will hold the "11th China Electrical Equipment Innovation and Development Forum...

Articles
2026-02-22

A digital IGBT driver

Abstract: Currently, most high-power IGBT drivers used in engineering employ single-gate resistor switching devices, wh...

Articles
2026-02-22

How to avoid damaging the IGBT?

IGBTs are used to switch power supplies in many products, including variable frequency drives (VFDs), servo drives, ele...

Articles
2026-02-22

OKE frequency converters: Employ soft-shutdown short-circuit protection to minimize IGBT loss rate.

When a load short circuit occurs in the IGBT of a frequency converter or a shoot-through occurs in the same bridge arm,...

Articles
2026-02-22