Littelfuse PTC Resettable Fuses

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CategoryPower / Circuit Protection / PTC Resettable Fuses

ManufacturerLittelfuse Inc.

Records 1,697

Page 3/57

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
2920L150DR	Littelfuse	PTC RESET FUSE 33V 1.5A 2920	36,489	POLY-FUSE®, 2920L	Polymeric	33V	40A	1.5A	3A	2s	80 mOhms	230 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
2016L030DR	Littelfuse	PTC RESET FUSE 60V 300MA 2016	111,730	POLY-FUSE®, 2016L	Polymeric	60V	20A	300mA	600mA	3s	500 mOhms	2.3 Ohms	-	-40°C ~ 85°C	-	Surface Mount	2016 (5041 Metric), Concave	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	0.049" (1.25mm)	-
2920L075DR	Littelfuse	PTC RESET FUSE 30V 750MA 2920	16,571	POLY-FUSE®, 2920L	Polymeric	30V	40A	750mA	1.5A	300ms	350 mOhms	1 Ohms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
SMD185F-2	Littelfuse	PTC RESET FUSE 33V 1.85A 2SMD	21,432	PolySwitch®, SMD	Polymeric	33V	40A	1.85A	3.6A	5s	65 mOhms	165 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.343" L x 0.250" W (8.70mm x 6.36mm)	-	0.118" (3.00mm)	-
MINISMDC260F/16-2	Littelfuse	PTC RESET FUSE 16V 2.6A 1812	32,332	PolySwitch®, miniSMD	Polymeric	16V	100A	2.6A	5A	5s	15 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.060" (1.52mm)	-
2016L050MR	Littelfuse	PTC RESET FUSE 60V 550MA 2016	62,316	POLY-FUSE®, 2016L	Polymeric	60V	20A	550mA	1.1A	5s	200 mOhms	1 Ohms	-	-40°C ~ 85°C	-	Surface Mount	2016 (5041 Metric), Concave	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	0.079" (2.00mm)	-
30R400UMR	Littelfuse	PTC RESET FUSE 30V 4A RADIAL	266,214	POLY-FUSE®, 30R	Polymeric	30V	40A	4A	8A	12.7s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.866" (22.00mm)	-	0.201" (5.10mm)
SMDC300F/24-2	Littelfuse	PTC RESET FUSE 24V 3A 2920	1,706	SMDC	Polymeric	24V	40A	3A	6A	5s	-	-	-	-	-	Surface Mount	2920 (7351 Metric), Concave	0.295" L x 0.201" W (7.50mm x 5.10mm)	-	0.043" (1.10mm)	-
FEMTOSMDC010F-2	Littelfuse	PTC RESET FUSE 12V 100MA 0603	28,056	PolySwitch®, femtoSMD	Polymeric	12V	40A	100mA	250mA	100ms	1.7 Ohms	8 Ohms	-	-40°C ~ 85°C	-	Surface Mount	0603 (1608 Metric), Concave	0.063" L x 0.032" W (1.60mm x 0.80mm)	-	0.033" (0.85mm)	-
2920L075/60MR	Littelfuse	PTC RESET FUSE 60V 750MA 2920	32,908	POLY-FUSE®, 2920L	Polymeric	60V	10A	750mA	1.5A	300ms	300 mOhms	950 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
2016L100/33DR	Littelfuse	PTC RESET FUSE 33V 1.1A 2016	146,263	POLY-FUSE®, 2016L	Polymeric	33V	40A	1.1A	2.2A	500ms	100 mOhms	400 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2016 (5041 Metric), Concave	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	0.049" (1.25mm)	-
2920L185DR	Littelfuse	PTC RESET FUSE 33V 1.85A 2920	139,842	POLY-FUSE®, 2920L	Polymeric	33V	40A	1.85A	3.7A	2.5s	50 mOhms	150 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
2920L200DR	Littelfuse	PTC RESET FUSE 15V 2A 2920	187,168	POLY-FUSE®, 2920L	Polymeric	15V	40A	2A	4A	5s	50 mOhms	125 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
1812L020/60DR	Littelfuse	PTC RESET FUSE 60V 200MA 1812	26,088	POLY-FUSE®, 1812L	Polymeric	60V	40A	200mA	400mA	2s	1.4 Ohms	4.4 Ohms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.049" (1.25mm)	-
RUEF500-2	Littelfuse	PTC RESET FUSE 30V 5A RADIAL	4,953	PolySwitch®, RUEF	Polymeric	30V	100A	5A	10A	14.5s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.551" L x 0.120" W (14.00mm x 3.00mm)	0.949" (24.10mm)	-	0.400" (10.15mm)
2920L110/60MR	Littelfuse	PTC RESET FUSE 60V 1.1A 2920	4,370	POLY-FUSE®, 2920L	Polymeric	60V	20A	1.1A	2.2A	500ms	120 mOhms	410 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.36mm x 5.12mm)	-	0.079" (2.00mm)	-
2920L200/24DR	Littelfuse	PTC RESET FUSE 24V 2A 2920	106,424	POLY-FUSE®, 2920L	Polymeric	24V	40A	2A	4A	5s	50 mOhms	125 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2920 (7351 Metric), Concave	0.289" L x 0.202" W (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
RXEF010	Littelfuse	PTC RESET FUSE 60V 100MA RADIAL	302,730	PolySwitch®, RXEF	Polymeric	60V	40A	100mA	200mA	4s	2.5 Ohms	7.5 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.291" Dia x 0.118" T (7.40mm x 3.00mm)	0.457" (11.60mm)	-	0.199" (5.05mm)
2016L075/60MR	Littelfuse	PTC RESET FUSE 60V 750MA 2016	77,753	POLY-FUSE®, 2016L	Polymeric	60V	20A	750mA	1.5A	500ms	130 mOhms	900 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2016 (5041 Metric), Concave	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	0.079" (2.00mm)	-
RXEF025	Littelfuse	PTC RESET FUSE 72V 250MA RADIAL	18,546	PolySwitch®, RXEF	Polymeric	72V	40A	250mA	500mA	2.5s	1.25 Ohms	3 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.291" Dia x 0.118" T (7.40mm x 3.00mm)	0.500" (12.70mm)	-	0.199" (5.05mm)
1210L150/16WR	Littelfuse	PTC RESET FUSE 16V 1.5A 1210	7,388	POLY-FUSE®, 1210L	Polymeric	16V	100A	1.5A	3A	300ms	40 mOhms	110 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.042" (1.07mm)	-
1210L110/12WR	Littelfuse	PTC RESET FUSE 12V 1.1A 1210	19,545	POLY-FUSE®, 1210L	Polymeric	12V	100A	1.1A	2.2A	100ms	60 mOhms	210 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.049" (1.25mm)	-
1210L110/16WR	Littelfuse	PTC RESET FUSE 16V 1.1A 1210	29,838	POLY-FUSE®, 1210L	Polymeric	16V	100A	1.1A	2.2A	100ms	60 mOhms	210 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.049" (1.25mm)	-
RXEF050	Littelfuse	PTC RESET FUSE 72V 500MA RADIAL	306,198	PolySwitch®, RXEF	Polymeric	72V	40A	500mA	1A	4s	500 mOhms	1.17 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.311" Dia x 0.118" T (7.90mm x 3.00mm)	0.539" (13.70mm)	-	0.199" (5.05mm)
1210L075/24PR	Littelfuse	PTC RESET FUSE 24V 750MA 1210	22,476	POLY-FUSE®, 1210L	Polymeric	24V	100A	750mA	1.5A	100ms	130 mOhms	400 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.071" (1.80mm)	-
1812L050/30PR	Littelfuse	PTC RESET FUSE 30V 500MA 1812	20,502	POLY-FUSE®, 1812L	Polymeric	30V	100A	500mA	1A	150ms	150 mOhms	1 Ohms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.039" (1.00mm)	-
250S130DR	Littelfuse	PTC RESET FUSE 60V 130MA 2SMD	3,652	POLY-FUSE®, 250S	Polymeric	60V (250V Int)	3A	130mA	260mA	4s	4 Ohms	20 Ohms	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.370" L x 0.291" W (9.40mm x 7.40mm)	-	0.146" (3.70mm)	-
0603L004YR	Littelfuse	PTC RESET FUSE 24V 40MA 0603	335,394	POLY-FUSE®, 0603L	Polymeric	24V	20A	40mA	120mA	1s	4 Ohms	40 Ohms	-	-40°C ~ 85°C	-	Surface Mount	0603 (1608 Metric), Concave	0.063" L x 0.032" W (1.60mm x 0.80mm)	-	0.030" (0.75mm)	-
0603L050YR	Littelfuse	PTC RESET FUSE 6V 500MA 0603	28,746	POLY-FUSE®, 0603L	Polymeric	6V	40A	500mA	1A	100ms	100 mOhms	680 mOhms	-	-40°C ~ 85°C	-	Surface Mount	0603 (1608 Metric), Concave	0.063" L x 0.032" W (1.60mm x 0.80mm)	-	0.061" (1.55mm)	-
1812L050/60MR	Littelfuse	PTC RESET FUSE 60V 500MA 1812	1,344	POLY-FUSE®, 1812L	Polymeric	60V	10A	500mA	1A	150ms	150 mOhms	1 Ohms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.071" (1.80mm)	-

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