Littelfuse PTC Resettable Fuses

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CategoryPower / Circuit Protection / PTC Resettable Fuses

ManufacturerLittelfuse Inc.

Records 1,697

Page 53/57

Part Number	Manufacturer	Description	In Stock	Series	Type	Voltage - Max	Current - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)	Resistance - 25°C (Typ)	Operating Temperature	Ratings	Mounting Type	Package / Case	Size / Dimension	Height - Seated (Max)	Thickness (Max)	Lead Spacing
TRF250-145-B-0.5	Littelfuse	PTC RESET FUSE 60V 145MA RADIAL	6,022	PolySwitch®, TRF250	Polymeric	60V (250V Int)	3A	145mA	290mA	5s	3 Ohms	14 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.197" (5.00mm)
TRF250-180S-2	Littelfuse	PTC RESET FUSE 100V 180MA RADIAL	4,158	PolySwitch®, TRF250	Polymeric	100V (250V Int)	10A	180mA	650mA	2s	800 mOhms	4 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.354" Dia x 0.150" T (9.00mm x 3.80mm)	0.453" (11.50mm)	-	0.197" (5.00mm)
TRF600-150-RB-2	Littelfuse	PTC RESET FUSE 250V 150MA RADIAL	4,914	PolySwitch®, TRF600	Polymeric	250V (600V Int)	40A	150mA	300mA	3s	9 Ohms	22 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.354" L x 0.181" W (9.00mm x 4.60mm)	0.492" (12.50mm)	-	0.197" (5.00mm)
VLP270XUF	Littelfuse	PTC RESET FUSE 16V 2.7A STRAP	8,478	PolySwitch®, VLP	Polymeric	16V	60A	2.7A	6.5A	5s	12 mOhms	36 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.201" W (22.00mm x 5.10mm)	-	0.032" (0.80mm)	-
VLR110ULF	Littelfuse	PTC RESET FUSE 12V 1.1A STRAP	3,618	PolySwitch®, VLR	Polymeric	12V	100A	1.1A	-	5s	-	-	-	-	-	User Defined	Strap	0.866" L x 0.142" W (22.00mm x 3.60mm)	-	0.028" (0.70mm)	-
VLR170U-C30F	Littelfuse	PTC RESET FUSE 12V 1.7A STRAP	5,202	PolySwitch®, VLR	Polymeric	12V	100A	1.7A	4.1A	5s	18 mOhms	64 mOhms	-	-40°C ~ 70°C	-	User Defined	Strap	0.866" L x 0.142" W (22.00mm x 3.60mm)	-	0.032" (0.80mm)	-
VLR170ULAF	Littelfuse	PTC RESET FUSE 12V 1.7A STRAP	8,208	PolySwitch®, VLR	Polymeric	12V	100A	1.7A	4.1A	5s	18 mOhms	64 mOhms	-	-40°C ~ 70°C	-	User Defined	Strap	0.866" L x 0.142" W (22.00mm x 3.60mm)	-	0.032" (0.80mm)	-
VLR170UL-C30F	Littelfuse	PTC RESET FUSE 12V 1.7A STRAP	6,912	PolySwitch®, VLR	Polymeric	12V	100A	1.7A	4.1A	5s	18 mOhms	64 mOhms	-	-40°C ~ 70°C	-	User Defined	Strap	0.866" L x 0.142" W (22.00mm x 3.60mm)	-	-	-
VTP175UDIIF	Littelfuse	PTC RESET FUSE 16V 1.75A STRAP	7,614	PolySwitch®, VTP	Polymeric	16V	100A	1.75A	3.6A	5s	29 mOhms	102 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.874" L x 0.142" W (22.20mm x 3.60mm)	-	0.028" (0.70mm)	-
250R080DR	Littelfuse	PTC RESET FUSE 60V 80MA RADIAL	4,986	POLY-FUSE®, 250R	Polymeric	60V (250V Int)	3A	80mA	160mA	4s	14 Ohms	33 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.228" Dia x 0.181" T (5.80mm x 4.60mm)	0.390" (9.90mm)	-	0.201" (5.10mm)
24LT310U	Littelfuse	PTC RESET FUSE 24V 3.1A STRAP	2,232	POLY-FUSE®, LT	Polymeric	24V	100A	3.1A	6A	5s	18 mOhms	55 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.604" W (25.00mm x 15.35mm)	-	0.039" (1.00mm)	-
24LT260U	Littelfuse	PTC RESET FUSE 24V 2.6A STRAP	5,454	POLY-FUSE®, LT	Polymeric	24V	100A	2.6A	5.2A	5s	25 mOhms	76 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.447" W (25.00mm x 11.35mm)	-	0.039" (1.00mm)	-
24LT300U	Littelfuse	PTC RESET FUSE 24V 3A STRAP	4,734	POLY-FUSE®, LT	Polymeric	24V	100A	3A	6.3A	4s	15 mOhms	55 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	1.185" L x 0.522" W (30.10mm x 13.25mm)	-	0.043" (1.10mm)	-
24LT190SU	Littelfuse	PTC RESET FUSE 24V 1.9A STRAP	8,856	POLY-FUSE®, LT	Polymeric	24V	100A	1.9A	4.2A	3s	30 mOhms	100 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.880" L x 0.417" W (22.35mm x 10.60mm)	-	0.039" (1.00mm)	-
24LT190U	Littelfuse	PTC RESET FUSE 24V 1.9A STRAP	4,248	POLY-FUSE®, LT	Polymeric	24V	100A	1.9A	4.2A	3s	30 mOhms	100 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.880" L x 0.417" W (22.35mm x 10.60mm)	-	0.039" (1.00mm)	-
16VT240U	Littelfuse	PTC RESET FUSE 16V 2.4A STRAP	2,376	POLY-FUSE®, VT	Polymeric	16V	100A	2.4A	5.4A	4s	15 mOhms	52 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.992" L x 0.201" W (25.20mm x 5.10mm)	-	0.032" (0.80mm)	-
16VT210ULU	Littelfuse	PTC RESET FUSE 16V 2.1A STRAP	7,344	POLY-FUSE®, VT	Polymeric	16V	100A	2.1A	4.7A	5s	18 mOhms	65 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	2.795" L x 0.201" W (71.00mm x 5.10mm)	-	0.032" (0.80mm)	-
16VT210U	Littelfuse	PTC RESET FUSE 16V 2.1A STRAP	6,912	POLY-FUSE®, VT	Polymeric	16V	100A	2.1A	4.7A	5s	18 mOhms	60 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.201" W (22.00mm x 5.10mm)	-	0.032" (0.80mm)	-
16VT210SSU	Littelfuse	PTC RESET FUSE 16V 2.1A STRAP	6,624	POLY-FUSE®, VT	Polymeric	16V	100A	2.1A	4.7A	5s	18 mOhms	60 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.201" W (22.00mm x 5.10mm)	-	-	-
24LT180U	Littelfuse	PTC RESET FUSE 24V 1.8A STRAP	8,262	POLY-FUSE®, LT	Polymeric	24V	100A	1.8A	3.8A	2.9s	40 mOhms	120 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.199" W (25.00mm x 5.05mm)	-	0.039" (1.00mm)	-
24LT100SU	Littelfuse	PTC RESET FUSE 24V 1A STRAP	3,222	POLY-FUSE®, LT	Polymeric	24V	100A	1A	2.5A	7s	70 mOhms	260 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
24LT180SU	Littelfuse	PTC RESET FUSE 24V 1.8A STRAP	3,798	POLY-FUSE®, LT	Polymeric	24V	100A	1.8A	3.8A	2.9s	40 mOhms	120 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.199" W (25.00mm x 5.05mm)	-	0.039" (1.00mm)	-
24LT180SSU	Littelfuse	PTC RESET FUSE 24V 1.8A STRAP	3,834	POLY-FUSE®, LT	Polymeric	24V	100A	1.8A	3.8A	2.9s	40 mOhms	120 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.199" W (25.00mm x 5.05mm)	-	0.039" (1.00mm)	-
16VT210LU	Littelfuse	PTC RESET FUSE 16V 2.1A STRAP	8,190	POLY-FUSE®, VT	Polymeric	16V	100A	2.1A	4.7A	5s	18 mOhms	60 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.984" L x 0.201" W (25.00mm x 5.10mm)	-	0.032" (0.80mm)	-
600R150UR	Littelfuse	PTC RESET FUSE 60V 150MA RADIAL	4,068	POLY-FUSE®, 600R	Polymeric	60V (600V Int)	3A	150mA	300mA	4s	6 Ohms	17 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.354" L x 0.181" W (9.00mm x 4.60mm)	0.492" (12.50mm)	-	0.201" (5.10mm)
16VT210NLU	Littelfuse	PTC RESET FUSE 16V 2.1A STRAP	6,372	POLY-FUSE®, VT	Polymeric	16V	100A	2.1A	4.7A	5s	18 mOhms	65 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	2.795" L x 0.159" W (71.00mm x 4.05mm)	-	0.032" (0.80mm)	-
24LT100SSU	Littelfuse	PTC RESET FUSE 24V 1A STRAP	4,680	POLY-FUSE®, LT	Polymeric	24V	100A	1A	2.5A	7s	70 mOhms	260 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
16VT200ULU	Littelfuse	PTC RESET FUSE 16V 2A STRAP	7,398	POLY-FUSE®, VT	Polymeric	16V	100A	2A	4.7A	5s	22 mOhms	76 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	1.476" L x 0.165" W (37.50mm x 4.20mm)	-	0.032" (0.80mm)	-
16VT200U	Littelfuse	PTC RESET FUSE 16V 2A STRAP	5,832	POLY-FUSE®, VT	Polymeric	16V	100A	2A	4.5A	4s	21 mOhms	80 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.866" L x 0.159" W (22.00mm x 4.05mm)	-	0.028" (0.70mm)	-
15LR190SU	Littelfuse	PTC RESET FUSE 15V 1.9A STRAP	4,806	POLY-FUSE®, LR	Polymeric	15V	100A	1.9A	3.9A	5s	39 mOhms	102 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	0.827" L x 0.205" W (21.00mm x 5.20mm)	-	0.039" (1.00mm)	-

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