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Main functions of power device dynamic and static testing equipment

Time:2024-09-03     Browse:1789


The main functions of power device dynamic and static testing equipment include testing the static and dynamic parameters of power devices. ‌


Power device dynamic and static testing equipment is an electronic measuring instrument specifically designed to test the static and dynamic parameters of power devices. These devices are capable of measuring and evaluating key performance indicators of power devices, ensuring stable device performance
Reliable. Specifically, the functions of these devices include:


Static parameter testing: including measuring the static characteristics of power devices such as voltage, current, resistance, etc., such as collector emitter leakage current (ICES), forward gate leakage current (IGESF), reverse gate leakage current (IGESR)
Collector emitter breakdown voltage (BVCES), gate emitter threshold voltage (VGETH), collector emitter saturation voltage (VCESAT), on state electrode current (ICON), on state gate voltage (VGEIN)
Forward conduction voltage drop (VF) of diodes, etc. These tests help evaluate the performance of power devices under static conditions, such as IGBTs, high-power diodes, IGBT modules, high-power bipolar transistors, MOSFETs, etc.


Dynamic parameter testing: involves testing the performance of power devices under dynamic conditions, including but not limited to testing the switching speed, efficiency, stability, etc. of power devices. Dynamic testing helps evaluate power devices in practical applications
Performance performance in use, such as IGBT material selection and failure analysis in industries such as frequency converters, wind power, rail transit, and welding machines.


Online maintenance and fault detection: The power device dynamic and static testing equipment also supports online maintenance and fault detection, which can be tested without removing the device from the circuit board, achieving online detection of power devices such as IGBT
Simplified the testing process and improved work efficiency.


Data management and curve generation: Testing equipment is usually equipped with computer software with database management and query functions, which can generate test curves for easy operation and use. This helps to conduct detailed analysis and recording of test data, supporting
Failure analysis and fault location.


In summary, the power device dynamic and static testing equipment provides comprehensive static and dynamic parameter testing functions, as well as online maintenance and fault detection capabilities, providing strong support for the performance evaluation and application of power devices.