QTJT-D is an integrated test system developed to test the dynamic characteristics of high-voltage and high-current power semiconductor devices; it integrates signal generator, high-voltage DC power supply, main test circuit, high-voltage protection module, test fixture, temperature control system, measurement system and HMI, and supports testing of power semiconductor devices up to 6500V ; the maximum pulse current is 10000A.
Capable of testing various power semiconductor devices such as IGBTs and SiCs
Automatically complete dynamic performance test of power semiconductor devices and generate test reports in formats such as .doc, .pdf, .xls and .ppt
Including single-pulse, double-pulse, multi-pulse and other excitation patterns, with both duty cycle and frequency adjustable
High-quality key component
Adjustable over-voltage and over-current thresholds for different power devices, to promptly protect the DUTs
Tests the dynamic characteristics of power semiconductor devices under high temperatures
Specially designed fixture for connecting power semiconductor devices and external drive circuitry ensures convenient installation and disassembly
Insulated anti-explosion test chamber withstanding high-temperature and high-voltage, the intelligent discharge function is integrated to effectively protect personals
Touch screen control that allows fast and convenient operations
The built-in database of power semiconductor devices contains datasheets of popular power semiconductor devices to facilitate test and benchmarking
Supply voltage380V±10% (three-phase four-wire system + PE), 50Hz ±10%
Supply power15kVA
Device under testSi/SiC, IGBT/DIODE/MOSFET and other power semiconductor devices in different packages
Number of modules in parallelTwo in parallel (customized parallel number expansion is available)
Maximum output voltage6000V DC
Maximum withstanding pulse current10000A
Pulse width0.5μs~1000μs
Pulse width resolution20ns
Temperature control rangeRoom temperature up to 200°C
Inductive load20μH/60μH/100μH/150μH/250μH/350μH/450μH/500μH
Protection classIP20
Operating ambient temperature5°C~45°C