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PTC Resettable Fuses

PTC Resettable Fuses

PTC Resettable Fuses are designed to stop current flow when it exceeds a certain limit (overcurrent protection). The Fuses work by increasing its resistance as its temperature rises due to the current increase. The trip current ranges from 14 mA to 50 A with the Time to trip ranging from 8 ms to 90 s. PTC = Positive Temperature Coefficient.

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Select productsMfrDescriptionPackageSupplier Device PackageMounting TypeSeriesOperating Temperature
Littelfuse Inc.PTC RESET FUSE 16V 5.5A RADIALBagThrough HolePolySwitch®, AHRF-40°C ~ 125°C
AHRF600
AHRF600
$0.85
Littelfuse Inc.PTC RESET FUSE 16V 6A RADIALBagThrough HolePolySwitch®, AHRF-40°C ~ 125°C
Littelfuse Inc.PTC RESET FUSE 16V 6A RADIALTape & Reel (TR),Tape & Reel (TR),Cut Tape (CT),Cut Tape (CT)Through HolePolySwitch®, AHRF-40°C ~ 125°C
AHRF650
AHRF650
$0.90
Littelfuse Inc.PTC RESET FUSE 16V 6.5A RADIALBagThrough HolePolySwitch®, AHRF-40°C ~ 125°C
Littelfuse Inc.PTC RESET FUSE 16V 6.5A RADIALTape & Reel (TR),Tape & Reel (TR),Cut Tape (CT),Cut Tape (CT)Through HolePolySwitch®, AHRF-40°C ~ 125°C
Littelfuse Inc.PTC RESET FUSE 16V 6.5A RADIALBulkThrough HolePolySwitch®, AHRF-40°C ~ 125°C
AHRF700
AHRF700
$0.43
Littelfuse Inc.PTC RESET FUSE 16V 7A RADIALBagThrough HolePolySwitch®, AHRF-40°C ~ 125°C
AHRF750
AHRF750
$0.95
Littelfuse Inc.PTC RESET FUSE 16V 7.5A RADIALBagThrough HolePolySwitch®, AHRF-40°C ~ 125°C
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