PTC Resettable Fuses

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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
72R090XPR PTC RESET FUSE 72V 900MA RADIAL Littelfuse Inc.	2,860	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 72R	Cut Tape (CT)	Active	Polymeric	72V	900 mA	1.8 A	40 A	7.2 s	200 mOhms	470 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.441" Dia x 0.122" T (11.20mm x 3.10mm)	0.622" (15.80mm)	-	0.201" (5.10mm)
RGEF600-2 PTC RESET FUSE 16V 6A RADIAL Littelfuse Inc.	1,945	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RGEF	Tape & Reel (TR)	Active	Polymeric	16V	6 A	10.2 A	100 A	3.3 s	10 mOhms	28 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.402" L x 0.098" W (10.20mm x 2.50mm)	0.673" (17.10mm)	-	0.199" (5.05mm)
60R065XPR PTC RESET FUSE 60V 650MA RADIAL Littelfuse Inc.	3,897	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 60R	Cut Tape (CT)	Active	Polymeric	60V	650 mA	1.3 A	40 A	5.3 s	310 mOhms	720 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.370" Dia x 0.122" T (9.40mm x 3.10mm)	0.571" (14.50mm)	-	0.201" (5.10mm)
LVR008NS-1 PTC RESET FUSE 240V 80MA RADIAL Littelfuse Inc.	1,500	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, LVR	Bag	Active	Polymeric	240V (265V Int)	80 mA	190 mA	1.2 A	10 s	7.4 Ohms	26 Ohms	-	-20°C ~ 85°C	-	-	-	Through Hole	0.283" Dia x 0.181" T (7.20mm x 4.60mm)	0.402" (10.20mm)	-	0.200" (5.08mm)
TRF250-183S PTC RESET FUSE 100V 183MA RADIAL Littelfuse Inc.	1,210	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	100V (250V Int)	183 mA	685 mA	10 A	1.8 s	800 mOhms	3.4 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.295" Dia x 0.150" T (7.50mm x 3.80mm)	0.374" (9.50mm)	-	0.197" (5.00mm)
TRF250-110U-B-0.5-2 PTC RESET FUSE 60V 110MA RADIAL Littelfuse Inc.	1,340	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Tape & Reel (TR)	Active	Polymeric	60V (250V Int)	110 mA	220 mA	3 A	750 ms	5 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.209" Dia x 0.150" T (5.30mm x 3.80mm)	0.370" (9.40mm)	-	0.197" (5.00mm)
ASMD150F-2 PTC RESET FUSE 16V 1.27A 2SMD Littelfuse Inc.	4,398	-	RFQ	Datasheet	2-SMD	PolySwitch®, ASMD	Tape & Reel (TR)	Active	Polymeric	16V	1.27 A	2.95 A	40 A	25 s	49 mOhms	250 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.343" L x 0.250" W (8.70mm x 6.36mm)	-	0.118" (3.00mm)	-
PICOASMDC035S-2 PPTC-MINI-PSW Littelfuse Inc.	3,995	-	RFQ	Datasheet	0805 (2012 Metric), Concave	PolySwitch® picoASMDC	Tape & Reel (TR)	Active	Polymeric	6V	350 mA	750 mA	100 A	200 ms	350 mOhms	1.4 Ohms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.083" L x 0.055" W (2.10mm x 1.40mm)	-	0.027" (0.68mm)	-
NANOASMDC050F/13.2-2 PTC RESET FUSE 13.2V 500MA 1206 Littelfuse Inc.	2,440	-	RFQ	Datasheet	1206 (3216 Metric), Concave	PolySwitch®, nanoASMD	Bulk	Active	Polymeric	13.2V	500 mA	1.1 A	70 A	100 ms	200 mOhms	750 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.126" L x 0.063" W (3.20mm x 1.59mm)	-	0.029" (0.74mm)	-
TRF250-120UA PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	1,695	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	1 s	6 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.236" L x 0.150" W (6.00mm x 3.80mm)	0.394" (10.00mm)	-	0.197" (5.00mm)

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FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.