STGB20N40LZ

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The STGB20N40LZ is a part of Transistors - IGBTs - Single family. It is an Insulated Gate Bipolar Transistor (IGBT) module manufactured by STMicroelectronics. The STGB20N40LZ module is designed to offer a combination of optimal switching performance, low conduction losses and excellent avalanche capability up to 1200V rating. This device is suitable for many switching applications such as server, industrial power conversion, motor drives, welding and renewable energy systems.

The STGB20N40LZ module consists of four N-channel IGBTs, four anti-parallel diodes, a buffer active electrode and a fan-out plan. It is a (half-bridge) three-level IGBT with topology using two insulated-gate bipolar transistors (IGBTs) in a half-bridge configuration with complete isolation from the power supply and switching circuits. The IGBT module has an integrated circuitry with a heat sink featuring thermal protection and detection which makes it suitable for many power conversion applications. The STGB20N40LZ module operates at a temperature range of -40 to +150°C.

The total gate charge for the STGB20N40LZ is 12nC. The device has a high breakdown voltage of 1200V and a collector current of up to 40A. The switching frequency is up to 50kHz with the maximum junction and storage temperature of 150°C and 175°C respectively. The module\'s gate-emitter voltage (VGE) is up to 40V with a gate resistance of 4Ω. When it comes to power conversion capability, the device can switch power levels up to 9.6kW with soft switching capability. The dynamic dV/dt immunity is up to 100V/ns with a propagation delay time of 13nS.

The application of the STGB20N40LZ module varies and ranges from server, industrial power conversion, motor drives, welding and renewable energy systems. In server applications, it can be used in voltage regulation circuit, load current monitoring and over-voltage protection. It is also used in motor drives for starting, over-voltage protection and dynamic response control. In welding applications, the device is utilized in power supplies for welding equipment and controllers, as well as modulating power supply. Finally, the STGB20N40LZ module can be used in solar cell power converters, wind turbine invertors and other renewable energy systems for low loss switching control.

In conclusion, the STGB20N40LZ is an ideal solution for fast switching applications up to 9.6kW and it offers high-integrated design quality with excellent thermal stability and protection. Its integration of different components makes it suitable in many application fields and it supports soft switching techniques to achieve fast switching and to reduce EMI noise. In addition, the high-voltage capability of the STGB20N40LZ make it suitable in high voltage applications.

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