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
MF-RHT800-2 PTC RESET FUSE 16V 8A RADIAL Bourns Inc.	1,950	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	8 A	15 A	100 A	8 s	8 mOhms	20 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.630" L x 0.118" W (16.00mm x 3.00mm)	0.886" (22.50mm)	-	0.201" (5.10mm)
AHRL350 PTC RESET FUSE 3.5A 16V RAD Littelfuse Inc.	332	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHRL	Bulk	Active	Polymeric	16V	3.5 A	7 A	50 A	4.5 s	18 mOhms	32 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.331" L x 0.118" W (8.40mm x 3.00mm)	0.488" (12.40mm)	-	0.199" (5.05mm)
AHRL600 PTC RESET FUSE 6A 16V RAD Littelfuse Inc.	2,896	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHRL	Bulk	Active	Polymeric	16V	6 A	13 A	50 A	6.5 s	9 mOhms	14 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.344" L x 0.118" W (8.75mm x 3.00mm)	0.630" (16.00mm)	-	0.199" (5.05mm)
AHRL500 PTC RESET FUSE 5A 16V RAD Littelfuse Inc.	2,219	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHRL	Bulk	Active	Polymeric	16V	5 A	10 A	50 A	5.8 s	13.5 mOhms	24 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.362" L x 0.118" W (9.20mm x 3.00mm)	0.555" (14.10mm)	-	0.199" (5.05mm)
RUEF600-1 PTC RESET FUSE 30V 6A RADIAL Littelfuse Inc.	250	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RUEF	Bag	Active	Polymeric	30V	6 A	12 A	100 A	16 s	5 mOhms	40 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.650" L x 0.118" W (16.50mm x 3.00mm)	0.949" (24.10mm)	-	0.400" (10.15mm)
PTR016V1400-BK PTC RESET FUSE 16V 14A RADIAL Eaton - Electronics Division	125	-	RFQ	Datasheet	Radial, Disc	PTR016V	Bulk	Active	Polymeric	16V	14 A	23.8 A	100 A	9 s	2 mOhms	7 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.925" L x 0.122" W (23.50mm x 3.10mm)	1.098" (27.90mm)	-	0.394" (10.00mm)
MF-R250U PTC RESET FUSE 30V 2.5A RADIAL Bourns Inc.	4,907	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-R	Bulk	Active	Polymeric	30V	2.5 A	5 A	40 A	10.3 s	25 mOhms	70 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.472" L x 0.118" W (12.00mm x 3.00mm)	0.720" (18.30mm)	-	0.201" (5.10mm)
LVR040S-1 PTC RESET FUSE 240V 400MA RADIAL Littelfuse Inc.	850	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, LVR	Bag	Active	Polymeric	240V (265V Int)	400 mA	900 mA	5.5 A	24 s	600 mOhms	1.9 Ohms	-	-20°C ~ 85°C	-	-	-	Through Hole	0.453" L x 0.150" W (11.50mm x 3.80mm)	0.768" (19.50mm)	-	0.200" (5.08mm)
MF-RHT500-0 PTC RESET FUSE 16V 5A RADIAL Bourns Inc.	808	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Bag	Active	Polymeric	16V	5 A	9 A	100 A	9 s	17.5 mOhms	45 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.441" L x 0.118" W (11.20mm x 3.00mm)	0.744" (18.90mm)	-	0.201" (5.10mm)
MF-RX012/250-T-2 PTC RESET FUSE 60V 120MA RADIAL Bourns Inc.	4,594	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX/250	Tape & Reel (TR)	Active	Polymeric	60V (250V Int)	120 mA	-	3 A	-	7 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.201" (5.10mm)
1210L175WR PTC RESET FUSE 6V 1.75A 1210 Littelfuse Inc.	4,978	-	RFQ	Datasheet	1210 (3225 Metric), Concave	POLY-FUSE®, 1210L	Tape & Reel (TR)	Active	Polymeric	6V	1.75 A	3.5 A	100 A	600 ms	20 mOhms	80 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.039" (1.00mm)	-
TRF250-145T PTC RESET FUSE 60V 145MA RADIAL Littelfuse Inc.	480	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	60V (250V Int)	145 mA	290 mA	3 A	2.5 s	5.4 Ohms	14 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.197" (5.00mm)
MF-RHT550-2 PTC RESET FUSE 16V 5.5A RADIAL Bourns Inc.	276	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	5.5 A	10 A	100 A	6 s	15 mOhms	37 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.441" L x 0.118" W (11.20mm x 3.00mm)	0.744" (18.90mm)	-	0.201" (5.10mm)
MF-RHT500-2 PTC RESET FUSE 16V 5A RADIAL Bourns Inc.	117	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	5 A	9 A	100 A	9 s	17.5 mOhms	45 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.441" L x 0.118" W (11.20mm x 3.00mm)	0.744" (18.90mm)	-	0.201" (5.10mm)
MF-R800-2 PTC RESET FUSE 30V 8A RADIAL Bourns Inc.	1,205	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-R	Tape & Reel (TR)	Active	Polymeric	30V	8 A	16 A	40 A	18.8 s	5 mOhms	30 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.953" L x 0.118" W (24.20mm x 3.00mm)	1.295" (32.90mm)	-	0.402" (10.20mm)
RUEF700K-2 PTC RESET FUSE 30V 7A RADIAL Littelfuse Inc.	700	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RUEF	Tape & Reel (TR)	Active	Polymeric	30V	7 A	14 A	100 A	17.5 s	5 mOhms	30 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.752" L x 0.118" W (19.10mm x 3.00mm)	1.091" (27.70mm)	-	0.400" (10.15mm)
PTR030V0800-BK PTC RESET FUSE 30V 8A RADIAL Eaton - Electronics Division	252	-	RFQ	Datasheet	Radial, Disc	PTR030V	Bulk	Active	Polymeric	30V	8 A	16 A	100 A	18.8 s	5 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.850" L x 0.118" W (21.60mm x 3.00mm)	1.150" (29.20mm)	-	0.394" (10.00mm)
MF-RG300-2 PTC RESET FUSE 16V 3A RADIAL Bourns Inc.	3,556	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Tape & Reel (TR)	Active	Polymeric	16V	3 A	5.1 A	100 A	1 s	38 mOhms	97.5 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.280" L x 0.118" W (7.10mm x 3.00mm)	0.433" (11.00mm)	-	0.201" (5.10mm)
RUEF800K PTC RESET FUSE 30V 8A RADIAL Littelfuse Inc.	1,841	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RUEF	Bag	Active	Polymeric	30V	8 A	16 A	100 A	18.8 s	5 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.850" L x 0.118" W (21.60mm x 3.00mm)	1.189" (30.20mm)	-	0.400" (10.15mm)
72R110XMR PTC RESET FUSE 72V 1.1A RADIAL Littelfuse Inc.	2,472	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 72R	Cut Tape (CT)	Active	Polymeric	72V	1.1 A	2.2 A	40 A	8.2 s	150 mOhms	380 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.512" Dia x 0.122" T (13.00mm x 3.10mm)	0.717" (18.20mm)	-	0.201" (5.10mm)

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PTC Resettable Fuses FAQ

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