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
HVR250P120CF PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	8,074	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	1.5 s	4 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.268" Dia x 0.201" T (6.80mm x 5.10mm)	0.492" (12.50mm)	-	0.217" (5.50mm)
HVR250P120CRAF PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	8,038	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	900 ms	7 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.268" Dia x 0.201" T (6.80mm x 5.10mm)	0.492" (12.50mm)	-	0.217" (5.50mm)
HVR600P150CF PTC RESET FUSE 60V 150MA RADIAL Littelfuse Inc.	5,968	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR600	Tape & Box (TB)	Obsolete	Polymeric	60V (600V Int)	150 mA	300 mA	3 A	5 s	6 Ohms	22 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.532" L x 0.236" W (13.50mm x 6.00mm)	0.496" (12.60mm)	-	0.201" (5.10mm)
HVR600P150CFF PTC RESET FUSE 60V 150MA RADIAL Littelfuse Inc.	3,728	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR600	Tape & Box (TB)	Obsolete	Polymeric	60V (600V Int)	150 mA	300 mA	3 A	5 s	6 Ohms	22 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.532" L x 0.236" W (13.50mm x 6.00mm)	0.496" (12.60mm)	-	0.201" (5.10mm)
HVR600P150CRBF PTC RESET FUSE 60V 150MA RADIAL Littelfuse Inc.	6,736	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR600	Tape & Box (TB)	Obsolete	Polymeric	60V (600V Int)	150 mA	300 mA	3 A	4.5 s	9 Ohms	22 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.532" L x 0.236" W (13.50mm x 6.00mm)	0.496" (12.60mm)	-	0.201" (5.10mm)
HVR600P160CFF PTC RESET FUSE 60V 160MA RADIAL Littelfuse Inc.	4,496	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR600	Tape & Box (TB)	Obsolete	Polymeric	60V (600V Int)	160 mA	320 mA	3 A	7 s	4 Ohms	18 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.630" L x 0.236" W (16.00mm x 6.00mm)	0.496" (12.60mm)	-	0.201" (5.10mm)
HVR250P080CFF PTC RESET FUSE 60V 80MA RADIAL Littelfuse Inc.	8,271	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	80 mA	160 mA	3 A	3 s	14 Ohms	33 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.228" L x 0.201" W (5.80mm x 5.10mm)	0.429" (10.90mm)	-	0.217" (5.50mm)
LTP100F PTC RESET FUSE 24V 1A STRAP Littelfuse Inc.	9,870	-	RFQ	Datasheet	Strap	PolySwitch®, LTP	Bulk	Obsolete	Polymeric	24V	1 A	2.5 A	100 A	7 s	70 mOhms	260 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
PTCTZ3NR949ETE PTC RESET FUSE 60V 2SMD Vishay Beyschlag/Draloric/BC Components	6,539	-	RFQ	Datasheet	2-SMD	PTCTZ	Tape & Reel (TR)	Active	Ceramic	60V	-	300 mA	150 mA	1.8 s	-	-	9.4 Ohms	-	-	-	-	Surface Mount	0.394" L x 0.283" W (10.00mm x 7.20mm)	-	0.142" (3.60mm)	-
PTCTZ3MR100KTE PTC RESET FUSE 245V 2SMD Vishay Beyschlag/Draloric/BC Components	9,083	-	RFQ	Datasheet	2-SMD	PTCTZ	Tape & Reel (TR)	Active	Ceramic	245V	-	270 mA	165 mA	3 s	-	-	10 Ohms	-	-	-	-	Surface Mount	0.394" L x 0.283" W (10.00mm x 7.20mm)	-	0.142" (3.60mm)	-
PTCTZ3MR250MTE PTC RESET FUSE 265V 2SMD Vishay Beyschlag/Draloric/BC Components	7,799	-	RFQ	Datasheet	2-SMD	PTCTZ	Tape & Reel (TR)	Active	Ceramic	265V	-	220 mA	120 mA	1.3 s	-	-	25 Ohms	-	-	-	-	Surface Mount	0.394" L x 0.283" W (10.00mm x 7.20mm)	-	0.142" (3.60mm)	-
PTCTZ3MR500STE PTC RESET FUSE 425V 2SMD Vishay Beyschlag/Draloric/BC Components	9,745	-	RFQ	Datasheet	2-SMD	PTCTZ	Tape & Reel (TR)	Active	Ceramic	425V	-	150 mA	90 mA	800 ms	-	-	50 Ohms	-	-	-	-	Surface Mount	0.394" L x 0.283" W (10.00mm x 7.20mm)	-	0.142" (3.60mm)	-
RLD30P090UFF PTC RESET FUSE 30V 900MA RADIAL Littelfuse Inc.	7,329	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	900 mA	1.8 A	40 A	5.9 s	70 mOhms	220 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" L x 0.118" W (7.40mm x 3.00mm)	0.480" (12.20mm)	-	0.201" (5.10mm)
RLD30P110UFF PTC RESET FUSE 30V 1.1A RADIAL Littelfuse Inc.	5,413	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	1.1 A	2.2 A	40 A	6.6 s	50 mOhms	170 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" L x 0.118" W (7.40mm x 3.00mm)	0.559" (14.20mm)	-	0.201" (5.10mm)
RLD30P135UFF PTC RESET FUSE 30V 1.35A RADIAL Littelfuse Inc.	3,077	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	1.35 A	2.7 A	40 A	7.3 s	40 mOhms	130 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.350" L x 0.118" W (8.90mm x 3.00mm)	0.532" (13.50mm)	-	0.201" (5.10mm)
RLD30P160UFF PTC RESET FUSE 30V 1.6A RADIAL Littelfuse Inc.	5,148	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	1.6 A	3.2 A	40 A	8 s	30 mOhms	110 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.350" L x 0.118" W (8.90mm x 3.00mm)	0.598" (15.20mm)	-	0.201" (5.10mm)
RLD30P185UFF PTC RESET FUSE 30V 1.85A RADIAL Littelfuse Inc.	6,508	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	1.85 A	3.7 A	40 A	8.7 s	30 mOhms	90 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.402" L x 0.118" W (10.20mm x 3.00mm)	0.618" (15.70mm)	-	0.201" (5.10mm)
RLD30P250UFF PTC RESET FUSE 30V 2.5A RADIAL Littelfuse Inc.	7,098	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	2.5 A	5 A	40 A	10.3 s	20 mOhms	70 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.449" L x 0.118" W (11.40mm x 3.00mm)	0.720" (18.30mm)	-	0.201" (5.10mm)
RLD30P300UFF PTC RESET FUSE 30V 3A RADIAL Littelfuse Inc.	5,968	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	3 A	6 A	40 A	10.8 s	20 mOhms	80 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.449" L x 0.118" W (11.40mm x 3.00mm)	0.681" (17.30mm)	-	0.201" (5.10mm)
RLD30P400UFF PTC RESET FUSE 30V 4A RADIAL Littelfuse Inc.	6,544	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, RLD30	Tape & Box (TB)	Obsolete	Polymeric	30V	4 A	8 A	40 A	12.7 s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.791" (20.10mm)	-	0.201" (5.10mm)

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PTC Resettable Fuses FAQ

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