• on Miscellaneous Electronics
  • Published in issue 3/2014 on page 72
About the article

PTC Fuses

Weird Component # 3

PTC Fuses
It’s very common to see fuses used for overcurrent protection in electronics but they can only protect a circuit once and then they need to be replaced. That works well when the overcurrent event is rare but what if the event could happen often enough that replacing the fuse isn’t practical?
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