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
LTP300 PTC RESET FUSE 24V 3A STRAP Littelfuse Inc.	5,958	-	RFQ	Datasheet	Strap	PolySwitch®, LTP	Bulk	Obsolete	Polymeric	24V	3 A	6.3 A	100 A	4 s	15 mOhms	55 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	1.185" L x 0.522" W (30.10mm x 13.25mm)	-	0.043" (1.10mm)	-
LTP260F PTC RESET FUSE 24V 2.6A STRAP Littelfuse Inc.	7,518	-	RFQ	Datasheet	Strap	PolySwitch®, LTP	Bulk	Obsolete	Polymeric	24V	2.6 A	5.2 A	100 A	5 s	25 mOhms	76 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.984" L x 0.447" W (25.00mm x 11.35mm)	-	0.039" (1.00mm)	-
VLP220SLF PTC RESET FUSE 16V 2.2A STRAP Littelfuse Inc.	9,717	-	RFQ	Datasheet	Strap	PolySwitch®, VLP	Bulk	Obsolete	Polymeric	16V	2.2 A	5.3 A	60 A	5 s	17 mOhms	58 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.917" L x 0.154" W (23.30mm x 3.90mm)	-	0.032" (0.80mm)	-
VLP220UF PTC RESET FUSE 16V 2.2A STRAP Littelfuse Inc.	8,030	-	RFQ	Datasheet	Strap	PolySwitch®, VLP	Bulk	Obsolete	Polymeric	16V	2.2 A	5.3 A	60 A	5 s	17 mOhms	58 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.917" L x 0.154" W (23.30mm x 3.90mm)	-	-	-
AGRF800S PTC RESET FUSE 16V 8A RADIAL Littelfuse Inc.	9,878	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AGRF	Bulk	Obsolete	Polymeric	16V	8 A	15 A	100 A	5.5 s	4.9 mOhms	17.5 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.500" L x 0.118" W (12.70mm x 3.00mm)	0.823" (20.90mm)	-	0.200" (5.08mm)
AHRF650S PTC RESET FUSE 16V 6.5A RADIAL Littelfuse Inc.	4,621	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHRF	Bulk	Obsolete	Polymeric	16V	6.5 A	13.7 A	100 A	7 s	9 mOhms	26 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.500" L x 0.118" W (12.70mm x 3.00mm)	0.874" (22.20mm)	-	0.200" (5.08mm)
NANOSMDC020F PTC RESET FUSE 24V 200MA 1206 Littelfuse Inc.	3,237	-	RFQ	Datasheet	1206 (3216 Metric), Concave	PolySwitch®	Tape & Reel (TR)	Obsolete	Polymeric	24V	200 mA	420 mA	100 A	100 ms	650 mOhms	-	-	-	-	-	-	Surface Mount	0.126" L x 0.063" W (3.20mm x 1.60mm)	-	0.032" (0.82mm)	-
LVRL125S PTC RESET FUSE 120V 1.25A RADIAL Littelfuse Inc.	2,726	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, LVRL	Bulk	Obsolete	Polymeric	120V (135V Int)	1.25 A	2.5 A	12.5 A	20 s	110 mOhms	330 mOhms	-	-20°C ~ 85°C	-	-	-	Through Hole	0.551" L x 0.161" W (14.00mm x 4.10mm)	0.854" (21.70mm)	-	0.200" (5.08mm)
RHEF750-1 PTC RESET FUSE 16V 7.5A RADIAL Littelfuse Inc.	7,652	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RHEF	Bulk	Obsolete	Polymeric	16V	7.5 A	13.1 A	100 A	7 s	9.4 mOhms	22 mOhms	-	-40°C ~ 125°C	-	-	-	Through Hole	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.925" (23.50mm)	-	0.199" (5.05mm)
SMD2920P125TFA PTC RESET FUSE 15V 1.25A 2920 Littelfuse Inc.	6,009	-	RFQ	Datasheet	2920 (7351 Metric), Concave	POLY-FUSE®, SMD2920	Tape & Reel (TR)	Obsolete	Polymeric	15V	1.25 A	2.5 A	40 A	2 s	70 mOhms	250 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.031" (0.78mm)	-

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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.

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

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