Maximum Current of TO220 Package: Difference between revisions
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(Created page with "https://electronics.stackexchange.com/questions/108538/practical-current-limit-for-to-220-package Essentially - needs 170W dissipation to remain at 25C, so the 67A rating is...") |
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Essentially - needs 170W dissipation to remain at 25C, so the 67A rating is ludicrous under normal conditions unless heavy heatsinking is applied. | Essentially - needs 170W dissipation to remain at 25C, so the 67A rating is ludicrous under normal conditions unless heavy heatsinking is applied. | ||
In another way - think about the small leads. If wire of that gauge is not rated for so much current, why are we rating the transistors that high? | |||
Revision as of 12:58, 15 December 2019
https://electronics.stackexchange.com/questions/108538/practical-current-limit-for-to-220-package
Essentially - needs 170W dissipation to remain at 25C, so the 67A rating is ludicrous under normal conditions unless heavy heatsinking is applied.
In another way - think about the small leads. If wire of that gauge is not rated for so much current, why are we rating the transistors that high?