Briefly describe the main differences between industrial-grade IGBT and automotive-grade IGBT
|
index
|
Industrial grade
|
Automotive grade
|
|
ambient temperature
|
-40℃~+85℃
|
-40℃~+125℃ |
|
Cooling water temperature
|
-40℃~+70℃ | -40℃~+105℃ |
|
Power device junction temperature
|
≤125℃ | ≤175℃ |
|
temperature cycle |
100 cycles,
low temperature: -40℃, high temperature: +125℃ |
1000 cycles,
low temperature: -40℃, high temperature: +125℃ |
|
Intermittent duty cycle
(power cycle) |
15000 cycles, die
junction temperature Tj=100℃ |
30,000 cycles, die
junction temperature Tj=100℃ |
|
Thermal fatigue cycling
(power cycling) |
Usually there is no explicit requirement
|
Shell temperature difference Tc=100℃ after 10000 cycles |
|
Vibration acceleration
|
30m/s 2 |
50~180m/s 2 |
This article is excerpted from: Electric Vehicle Engineering Handbook Volume 5 - Drive Motors and Power Electronics
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