PTC Resettable Fuses

Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Type	Voltage - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Current - Max	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)	Resistance - 25°C (Typ)	Operating Temperature	Grade	Qualification	Ratings	Mounting Type	Size / Dimension	Height - Seated (Max)	Thickness (Max)	Lead Spacing
MF-LSMF500/16X-2 2920 RESETTABLE SMD PPTC 5.0A/16 Bourns Inc.	2,713	-	RFQ	Datasheet	2920 (7351 Metric), Concave	Multifuse®, MF-LSMF	Tape & Reel (TR)	Active	Polymeric	16V	5 A	-	-	-	-	-	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	-	-
PTCTL8NR100HBE PTC RESET FUSE 250V 100MA RADIAL Vishay Beyschlag/Draloric/BC Components	600	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	Ceramic	250V	100 mA	450 mA	10 A	40 s	-	-	10 Ohms	0°C ~ 70°C	-	-	-	Through Hole	0.535" Dia x 0.236" T (13.60mm x 6.00mm)	0.732" (18.60mm)	-	0.197" (5.00mm)
1206L150SLYR PTC RESET FUSE 6V 1.5A 1206 Littelfuse Inc.	10,983	-	RFQ	Datasheet	1206 (3216 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	1.5 A	3.9 A	50 A	300 ms	10 mOhms	65 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.126" L x 0.065" W (3.20mm x 1.65mm)	-	0.028" (0.70mm)	-
0805L200SLTHYR PTC RESET FUSE 6V 2A 0805 Littelfuse Inc.	10,219	-	RFQ	Datasheet	0805 (2012 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2 A	4 A	50 A	1 s	5 mOhms	45 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.083" L x 0.053" W (2.10mm x 1.35mm)	-	0.030" (0.75mm)	-
0603L200SL-VYR PTC RESET FUSE 2.0A 6V 0603 Littelfuse Inc.	7,435	-	RFQ	Datasheet	0603 (1608 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2 A	4 A	50 A	1 s	5 mOhms	40 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.063" L x 0.031" W (1.60mm x 0.80mm)	-	0.039" (1.00mm)	-
1206L380SLTHYR PTC RESET FUSE 6V 2.82A 1206 Littelfuse Inc.	6,840	-	RFQ	Datasheet	1206 (3216 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2.82 A	8 A	50 A	5 s	2 mOhms	14 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.028" (0.70mm)	-
1206L200SLYR PTC RESET FUSE 6V 2A 1206 Littelfuse Inc.	5,032	-	RFQ	Datasheet	1206 (3216 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2 A	4 A	50 A	500 ms	5 mOhms	25 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.024" (0.60mm)	-
1210L300SLWR PTC RESET FUSE 6V 3A 1210 Littelfuse Inc.	983	-	RFQ	Datasheet	1210 (3225 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	3 A	6 A	50 A	2 s	3 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.028" (0.70mm)	-
B59115P1080A062 PTC RESET FUSE 80V 40MA 3225 EPCOS - TDK Electronics	20,959	-	RFQ	Datasheet	3225 (8063 Metric)	B59115	Tape & Reel (TR)	Active	Ceramic	80V	40 mA	85 mA	700 mA	-	-	-	55 Ohms	-40°C ~ 60°C	Automotive	AEC-Q200	-	Surface Mount	0.315" L x 0.248" W (8.00mm x 6.30mm)	-	0.150" (3.80mm)	-
B59215P1080A062 PTC RESET FUSE 80V 65MA 3225 EPCOS - TDK Electronics	20,079	-	RFQ	Datasheet	3225 (8063 Metric)	B59215	Tape & Reel (TR)	Active	Ceramic	80V	65 mA	135 mA	1 A	-	-	-	25 Ohms	-40°C ~ 60°C	Automotive	AEC-Q200	-	Surface Mount	0.315" L x 0.248" W (8.00mm x 6.30mm)	-	0.150" (3.80mm)	-
B59101P1120A062 PTC RESET FUSE 24V 355MA 2SMD EPCOS - TDK Electronics	6,743	-	RFQ	Datasheet	2-SMD	B59101	Tape & Reel (TR)	Active	Ceramic	24V	355 mA	-	170 mA	-	7.8 Ohms	13 Ohms	-	-40°C ~ 60°C	Automotive	AEC-Q200	-	Surface Mount	0.398" L x 0.138" W (10.10mm x 3.50mm)	-	0.150" (3.80mm)	-
B59201P1080A062 PTC RESET FUSE 30V 165MA 3225 EPCOS - TDK Electronics	1,952	-	RFQ	Datasheet	3225 (8063 Metric)	B59201	Tape & Reel (TR)	Active	Ceramic	30V	165 mA	340 mA	1 A	-	-	-	4.6 Ohms	-40°C ~ 60°C	Automotive	AEC-Q200	-	Surface Mount	0.315" L x 0.248" W (8.00mm x 6.30mm)	-	0.150" (3.80mm)	-
1812L300MR PTC RESET FUSE 6V 3A 1812 Littelfuse Inc.	3,520	-	RFQ	Datasheet	1812 (4532 Metric), Concave	POLY-FUSE®, 1812L	Tape & Reel (TR)	Active	Polymeric	6V	3 A	5 A	100 A	4 s	12 mOhms	40 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.059" (1.50mm)	-
1812L010/60DR PTC RESET FUSE 60V 100MA 1812 Littelfuse Inc.	2,081	-	RFQ	Datasheet	1812 (4532 Metric), Concave	POLY-FUSE®, 1812L	Tape & Reel (TR)	Active	Polymeric	60V	100 mA	300 mA	10 A	1.5 s	1.6 Ohms	15 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.049" (1.25mm)	-
CL20 250120 PTC RESET FUSE 480V 300MA RADIAL Ametherm	3,601	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	-	480V	300 mA	600 mA	-	-	-	-	25 Ohms	-	-	-	-	Through Hole	0.866" Dia x 0.236" T (22.00mm x 6.00mm)	-	-	0.307" (7.80mm)
B59940C0120A070 PTC RESET FUSE 80V 450MA RADIAL EPCOS - TDK Electronics	580	-	RFQ	Datasheet	Radial, Disc	B59940	Bulk	Active	Ceramic	80V	450 mA	900 mA	8 A	-	-	-	2.3 Ohms	-40°C ~ 125°C	-	-	-	Through Hole	0.866" Dia x 0.138" T (22.00mm x 3.50mm)	1.004" (25.50mm)	-	0.197" (5.00mm)
0805L150/12SLYR LOW RHO SMD Littelfuse Inc.	2,719	-	RFQ	Datasheet	0805 (2012 Metric), Concave	PolySwitch® Low Rho	Tape & Reel (TR)	Active	Polymeric	12V	1.5 A	3 A	50 A	500 ms	7 mOhms	80 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.083" L x 0.053" W (2.10mm x 1.35mm)	-	0.030" (0.75mm)	-
0603L003/36YR-A PTC 36V POLYFUSE SMD 0603 .030A Littelfuse Inc.	2,299	-	RFQ	Datasheet	0603 (1608 Metric), Concave	POLY-FUSE®, 0603L	Tape & Reel (TR)	Active	Polymeric	36V	30 mA	90 mA	40 A	1 s	6 Ohms	50 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.063" L x 0.031" W (1.60mm x 0.80mm)	-	0.039" (1.00mm)	-
2920L330/24MR-A PTC RESET FUSE 24V 3.3A 2920 Littelfuse Inc.	2,007	-	RFQ	Datasheet	2920 (7351 Metric), Concave	POLY-FUSE®, 2920L	Tape & Reel (TR)	Active	Polymeric	24V	3.3 A	5.5 A	40 A	5 s	15 mOhms	55 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.079" (2.00mm)	-
AHEF1000 PTC RESET FUSE 32V 10A RADIAL Littelfuse Inc.	579	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHEF	Bag	Active	Polymeric	32V	10 A	20 A	100 A	15 s	6 mOhms	16 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.925" L x 0.157" W (23.50mm x 4.00mm)	1.098" (27.90mm)	-	0.400" (10.15mm)

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