Littelfuse PTC Resettable Fuses

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CategoryPower / Circuit Protection / PTC Resettable Fuses

ManufacturerLittelfuse Inc.

Records 1,697

Page 2/57

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
SMD075F-2	Littelfuse	PTC RESET FUSE 30V 750MA 2SMD	14,076	PolySwitch®, SMD	Polymeric	30V	40A	750mA	1.5A	300ms	350 mOhms	1 Ohms	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.125" (3.18mm)	-
1812L050PR	Littelfuse	PTC RESET FUSE 15V 500MA 1812	209,508	POLY-FUSE®, 1812L	Polymeric	15V	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)	-	0.030" (0.75mm)	-
1812L020PR	Littelfuse	PTC RESET FUSE 30V 200MA 1812	29,724	POLY-FUSE®, 1812L	Polymeric	30V	100A	200mA	400mA	20ms	800 mOhms	5 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)	-
MINISMDC010F-2	Littelfuse	PTC RESET FUSE 60V 100MA 1812	35	PolySwitch®, miniSMD	Polymeric	60V	40A	100mA	300mA	5s	700 mOhms	12.7 Ohms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.035" (0.89mm)	-
SMD125F-2	Littelfuse	PTC RESET FUSE 15V 1.25A 2SMD	107	PolySwitch®, SMD	Polymeric	15V	40A	1.25A	2.5A	2s	70 mOhms	-	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.118" (3.00mm)	-
1210L005WR	Littelfuse	PTC RESET FUSE 30V 50MA 1210	814,032	POLY-FUSE®, 1210L	Polymeric	30V	10A	50mA	150mA	1.5s	3.6 Ohms	50 Ohms	-	-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)	-
1210L010WR	Littelfuse	PTC RESET FUSE 30V 100MA 1210	57,849	POLY-FUSE®, 1210L	Polymeric	30V	10A	100mA	300mA	1.5s	1.6 Ohms	15 Ohms	-	-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)	-
1210L050YR	Littelfuse	PTC RESET FUSE 13.2V 500MA 1210	105,942	POLY-FUSE®, 1210L	Polymeric	13.2V	100A	500mA	1A	50ms	250 mOhms	900 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.033" (0.85mm)	-
1812L014DR	Littelfuse	PTC RESET FUSE 60V 140MA 1812	53,058	POLY-FUSE®, 1812L	Polymeric	60V	10A	140mA	340mA	150ms	1.5 Ohms	6 Ohms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.077" (1.95mm)	-
MINISMDC200F-2	Littelfuse	PTC RESET FUSE 8V 2A 1812	300,996	PolySwitch®, miniSMD	Polymeric	8V	100A	2A	4A	5s	20 mOhms	70 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.048" (1.22mm)	-
SMD075F/60-2	Littelfuse	PTC RESET FUSE 60V 750MA 2SMD	4,132	PolySwitch®, SMD	Polymeric	60V	10A	750mA	1.5A	300ms	350 mOhms	-	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.125" (3.18mm)	-
MINISMDC110F/16-2	Littelfuse	PTC RESET FUSE 16V 1.1A 1812	53,144	PolySwitch®, miniSMD	Polymeric	16V	100A	1.1A	2.2A	300ms	60 mOhms	180 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.019" (0.48mm)	-
1812L125/16DR	Littelfuse	PTC RESET FUSE 16V 1.25A 1812	150,498	POLY-FUSE®, 1812L	Polymeric	16V	100A	1.25A	2.5A	400ms	50 mOhms	140 mOhms	-	-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)	-
MICROSMD075F-2	Littelfuse	PTC RESET FUSE 6V 750MA 1210	223	PolySwitch®, microSMD	Polymeric	6V	40A	750mA	1.5A	100ms	110 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)	-	0.024" (0.62mm)	-
MICROSMD175F-2	Littelfuse	PTC RESET FUSE 6V 1.75A 1210	4,137	PolySwitch®, microSMD	Polymeric	6V	40A	1.75A	3.5A	800ms	25 mOhms	80 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.030" (0.76mm)	-
SMD100F/33-2	Littelfuse	PTC RESET FUSE 33V 1.1A 2SMD	48,786	PolySwitch®, SMD	Polymeric	33V	40A	1.1A	2.2A	500ms	120 mOhms	410 mOhms	-	-40°C ~ 85°C	-	Surface Mount	2-SMD	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.118" (3.00mm)	-
SMD250F-2	Littelfuse	PTC RESET FUSE 15V 2.5A 2SMD	59,556	PolySwitch®, SMD	Polymeric	15V	40A	2.5A	5A	25s	35 mOhms	85 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)	-
SMD150F/33-2	Littelfuse	PTC RESET FUSE 33V 1.5A 2SMD	180	PolySwitch®, SMD	Polymeric	33V	40A	1.5A	3A	5s	80 mOhms	230 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)	-
1812L110/16DR	Littelfuse	PTC RESET FUSE 16V 1.1A 1812	52,458	POLY-FUSE®, 1812L	Polymeric	16V	100A	1.1A	1.95A	300ms	60 mOhms	180 mOhms	-	-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)	-
SMD150F-2	Littelfuse	PTC RESET FUSE 15V 1.5A 2SMD	1,774	PolySwitch®, SMD	Polymeric	15V	40A	1.5A	3A	5s	60 mOhms	250 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)	-
0805L010/24YR	Littelfuse	PTC RESET FUSE 24V 100MA 0805	14,055	POLY-FUSE®, 0805L	Polymeric	24V	100A	100mA	300mA	1.5s	1.5 Ohms	6 Ohms	-	-40°C ~ 85°C	-	Surface Mount	0805 (2012 Metric), Concave	0.083" L x 0.053" W (2.10mm x 1.35mm)	-	0.039" (1.00mm)	-
1812L110/33MR	Littelfuse	PTC RESET FUSE 33V 1.1A 1812	165,114	POLY-FUSE®, 1812L	Polymeric	33V	20A	1.1A	1.95A	500ms	60 mOhms	200 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.079" (2.00mm)	-
MINISMDC260F/12-2	Littelfuse	PTC RESET FUSE 12V 2.6A 1812	3,763	PolySwitch®, miniSMD	Polymeric	12V	100A	2.6A	5A	5s	15 mOhms	47 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)	-
MINISMDC110F/24-2	Littelfuse	PTC RESET FUSE 24V 1.1A 1812	867,858	PolySwitch®, miniSMD	Polymeric	24V	100A	1.1A	2.2A	500ms	60 mOhms	180 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.057" (1.46mm)	-
1812L075/33DR	Littelfuse	PTC RESET FUSE 33V 750MA 1812	222,078	POLY-FUSE®, 1812L	Polymeric	33V	20A	750mA	1.5A	200ms	110 mOhms	400 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.061" (1.55mm)	-
MINISMDC075F/24-2	Littelfuse	PTC RESET FUSE 24V 750MA 1812	10,730	PolySwitch®, miniSMD	Polymeric	24V	40A	750mA	1.5A	300ms	90 mOhms	290 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.057" (1.46mm)	-
2920L100PR	Littelfuse	PTC RESET FUSE 33V 1.1A 2920	233,928	POLY-FUSE®, 2920L	Polymeric	33V	40A	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 (7.35mm x 5.12mm)	-	0.049" (1.25mm)	-
MINISMDC150F/24-2	Littelfuse	PTC RESET FUSE 24V 1.5A 1812	578,742	PolySwitch®, miniSMD	Polymeric	24V	20A	1.5A	3A	1.5s	40 mOhms	120 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.076" (1.94mm)	-
1812L150/24MR	Littelfuse	PTC RESET FUSE 24V 1.5A 1812	113,928	POLY-FUSE®, 1812L	Polymeric	24V	20A	1.5A	3A	1.5s	40 mOhms	120 mOhms	-	-40°C ~ 85°C	AEC-Q200	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.071" (1.80mm)	-
2920L050DR	Littelfuse	PTC RESET FUSE 60V 500MA 2920	111,960	POLY-FUSE®, 2920L	Polymeric	60V	10A	500mA	1A	4s	350 mOhms	1.4 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)	-

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