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 products	Mfr	Description	Package	Supplier Device Package	Mounting Type	Series	Operating Temperature
0603L003/36YR-A $1.86	Littelfuse Inc.	PTC 36V POLYFUSE SMD 0603 .030A	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L004YR $0.92	Littelfuse Inc.	PTC RESET FUSE 24V 40MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L008YR $0.98	Littelfuse Inc.	POLYSWITCH RESETTABLE PPTC	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L010YR $0.92	Littelfuse Inc.	PTC RESET FUSE 15V 100MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L020YR $1.03	Littelfuse Inc.	PTC RESET FUSE 9V 200MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L025YR $0.92	Littelfuse Inc.	PTC RESET FUSE 9V 250MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L035YR $1.03	Littelfuse Inc.	PTC RESET FUSE 6V 350MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, 0603L	-40°C ~ 85°C
0603L050SLYR $1.77	Littelfuse Inc.	PTC RESET FUSE 6V 500MA 0603	Tape & Reel (TR),Cut Tape (CT)		Surface Mount	POLY-FUSE®, LoRho	-40°C ~ 85°C

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