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PTC Resettable Fuses(2023)

Product Number	Pricing(USD)	Quantity	Quantity Available	Mfr	Series	Package	Product Status	Operating Temperature	Ratings	Lead Spacing	Size / Dimension	Height - Seated (Max)	Mounting Type	Package / Case	Type	Approval Agency	Thickness (Max)	DataSheet	RoHS Status	Moisture Sensitivity Level (MSL)	REACH Status	Other Names	ECCN	HTSUS	Standard Package	Current - Max	Voltage - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)
PSR-2778	-	RFQ	2950	Littelfuse Inc.	-	Bulk	Obsolete											-		1 (Unlimited)		18-PSR-2778	OBSOLETE		1
RHEF1500	1.7500	RFQ	7790	Littelfuse Inc.	PolySwitch®, RHEF	Bag	Active	-40°C ~ 125°C	-	0.400" (10.15mm)	0.925" L x 0.142" W (23.50mm x 3.60mm)	1.130" (28.70mm)	Through Hole	Radial, Disc	Polymeric	CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	250	100 A	16V	15 A	28 A	20 s	3.2 mOhms	9.2 mOhms
RF5034-000	0.4625	RFQ	3132	Littelfuse Inc.	PolySwitch®, microASMD	Tape & Reel (TR)	Active	-40°C ~ 125°C	AEC-Q200	-	0.127" L x 0.101" W (3.22mm x 2.58mm)	-	Surface Mount	1210 (3225 Metric), Concave	Polymeric	TUV, UR	0.024" (0.60mm)	download				18-RF5034-000TR	EAR99	8533.40.8070	4,000	20 A	16V	750 mA	2.25 A	100 ms	100 mOhms	680 mOhms
AHRF450	0.8700	RFQ	2	Littelfuse Inc.	PolySwitch®, AHRF	Bag	Active	-40°C ~ 125°C	AEC-Q200	0.199" (5.05mm)	0.409" Dia x 0.122" T (10.40mm x 3.10mm)	0.563" (14.30mm)	Through Hole	Radial, Disc	Polymeric	-	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	500	100 A	16V	4.5 A	8.7 A	4 s	17 mOhms	54 mOhms
PSR-20411F	-	RFQ	9697	Littelfuse Inc.	-	Bulk	Active											-	ROHS3 Compliant	1 (Unlimited)			EAR99	8533.40.8070	10,000
VLP210ULF	-	RFQ	4001	Littelfuse Inc.	PolySwitch®, VLP	Bulk	Discontinued at SIC	-40°C ~ 85°C	-	-	0.689" L x 0.287" W (17.50mm x 7.30mm)	-	User Defined	Strap	Polymeric	CSA, TUV, UL	0.032" (0.80mm)	-	ROHS3 Compliant	2A (4 Weeks)			EAR99	8533.40.8070	2,000	60 A	16V	2.1 A	5 A	5 s	18 mOhms	60 mOhms
NANOSMDC016F-2	0.4700	RFQ	69	Littelfuse Inc.	PolySwitch®, nanoSMD	Tape & Reel (TR)	Active	-	-	-	0.126" L x 0.063" W (3.20mm x 1.60mm)	-	Surface Mount	1206 (3216 Metric), Concave	Polymeric	CSA, TUV, UL	0.039" (1.00mm)	download	ROHS3 Compliant	2A (4 Weeks)			EAR99	8533.40.8070	3,000	10 A	48V	160 mA	450 mA	300 ms	1.1 Ohms
VTP210F	-	RFQ	5742	Littelfuse Inc.	PolySwitch®, VTP	Bulk	Obsolete	-40°C ~ 85°C	-	-	1.024" L x 0.209" W (26.00mm x 5.30mm)	-	User Defined	Strap	Polymeric	CSA, TUV, UL	0.032" (0.80mm)	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected	RF0047-000	EAR99	8533.40.8070	1,000	100 A	16V	2.1 A	4.7 A	5 s	18 mOhms	60 mOhms
1210L005WR	0.5200	RFQ	116	Littelfuse Inc.	POLY-FUSE®, 1210L	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	-	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	Surface Mount	1210 (3225 Metric), Concave	Polymeric	cURus, TUV	0.049" (1.25mm)	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8533.40.8070	3,000	10 A	30V	50 mA	150 mA	1.5 s	3.6 Ohms	50 Ohms
MICROSMD450LR-2	-	RFQ	1900	Littelfuse Inc.	PolySwitch®, microSMD	Tape & Reel (TR)	Obsolete	-40°C ~ 80°C	-	-	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	Surface Mount	1210 (3225 Metric), Concave	Polymeric	UL	0.039" (1.00mm)	download	ROHS3 Compliant	2A (4 Weeks)			EAR99	8533.40.8070	3,000	50 A	5V	4.5 A	9 A	2 s	2 mOhms	8 mOhms
AHRL550	1.0000	RFQ	78	Littelfuse Inc.	PolySwitch®, AHRL	Bulk	Active	-40°C ~ 125°C	AEC-Q200	0.199" (5.05mm)	0.370" L x 0.118" W (9.40mm x 3.00mm)	0.567" (14.40mm)	Through Hole	Radial, Disc	Polymeric	UL	-	download	ROHS3 Compliant	1 (Unlimited)			EAR99	8533.40.8070	500	50 A	16V	5.5 A	11 A	6 s	12 mOhms	22 mOhms
RUEF400-2	0.7100	RFQ	22	Littelfuse Inc.	PolySwitch®, RUEF	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	0.199" (5.05mm)	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.760" (19.30mm)	Through Hole	Radial, Disc	Polymeric	CQC, CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	1,500	100 A	30V	4 A	8 A	12.7 s	10 mOhms	50 mOhms
2016L150DR	0.7900	RFQ	24	Littelfuse Inc.	POLY-FUSE®, 2016L	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	-	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	Surface Mount	2016 (5041 Metric), Concave	Polymeric	cURus, TUV	0.061" (1.55mm)	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8533.40.8070	1,500	40 A	15V	1.5 A	3 A	1 s	70 mOhms	180 mOhms
AHS120-2	0.7300	RFQ	131	Littelfuse Inc.	PolySwitch®, AHS	Tape & Reel (TR)	Active	-40°C ~ 125°C	AEC-Q200	-	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	Surface Mount	2-SMD	Polymeric	-	0.118" (3.00mm)	download	ROHS3 Compliant	2A (4 Weeks)			EAR99	8533.40.8070	2,000	50 A	16V	1.2 A	2.3 A	2 s	150 mOhms	340 mOhms
RGEF900-2	0.8300	RFQ	2	Littelfuse Inc.	PolySwitch®, RGEF	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	0.199" (5.05mm)	0.532" L x 0.100" W (13.50mm x 2.50mm)	0.854" (21.70mm)	Through Hole	Radial, Disc	Polymeric	CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	1,000	100 A	16V	9 A	15.3 A	5.5 s	4.7 mOhms	13.5 mOhms
RHEF200-2	0.7200	RFQ	7	Littelfuse Inc.	PolySwitch®, RHEF	Tape & Reel (TR)	Active	-40°C ~ 125°C	-	0.199" (5.05mm)	0.370" Dia x 0.122" T (9.40mm x 3.10mm)	0.567" (14.40mm)	Through Hole	Radial, Disc	Polymeric	CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	2,500	100 A	16V	2 A	3.8 A	4.3 s	45 mOhms	110 mOhms
RUSBF135	0.5900	RFQ	1116	Littelfuse Inc.	PolySwitch®, RUSBF	Bag	Active	-40°C ~ 85°C	-	0.199" (5.05mm)	0.350" L x 0.118" W (8.90mm x 3.00mm)	0.532" (13.50mm)	Through Hole	Radial, Disc	Polymeric	CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8533.40.8070	500	40 A	16V	1.35 A	2.7 A	4.5 s	40 mOhms	112 mOhms
MXP370ZRW	-	RFQ	7661	Littelfuse Inc.	-	Bulk	Obsolete											-	RoHS Compliant	1 (Unlimited)			EAR99	8533.40.8070	2,000
72R110XU	0.9900	RFQ	1	Littelfuse Inc.	POLY-FUSE®, 72R	Bulk	Active	-40°C ~ 85°C	-	0.201" (5.10mm)	0.512" Dia x 0.122" T (13.00mm x 3.10mm)	0.717" (18.20mm)	Through Hole	Radial, Disc	Polymeric	cURus, TUV	-	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8533.40.8070	500	40 A	72V	1.1 A	2.2 A	8.2 s	150 mOhms	380 mOhms
2016L200PR	0.7900	RFQ	3	Littelfuse Inc.	POLY-FUSE®, 2016L	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	-	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	Surface Mount	2016 (5041 Metric), Concave	Polymeric	cURus, TUV	0.030" (0.75mm)	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8533.40.8070	2,000	40 A	6V	2 A	4.2 A	3 s	48 mOhms	100 mOhms
MXP190BBLK	-	RFQ	2014	Littelfuse Inc.	-	Bulk	Obsolete											-	RoHS Compliant	1 (Unlimited)			EAR99	8533.40.8070	2,000
250R120UZR	-	RFQ	1504	Littelfuse Inc.	-	Bulk	Obsolete											-	ROHS3 Compliant	1 (Unlimited)		18-250R120UZR	EAR99	8533.40.8070	1
MXP310Z	-	RFQ	6676	Littelfuse Inc.	-	Bulk	Obsolete											-	RoHS Compliant	1 (Unlimited)			EAR99	8533.40.8070	2,000
250R145TZR	-	RFQ	4930	Littelfuse Inc.	POLY-FUSE®, 250R	Tape & Box (TB)	Obsolete	-40°C ~ 85°C	-	0.201" (5.10mm)	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	Through Hole	Radial, Disc	Polymeric	cURus, TUV	-	download	ROHS3 Compliant	1 (Unlimited)		-250R145TZR	EAR99	8533.40.8070	1,200	3 A	60V (250V Int)	145 mA	290 mA	2.5 s	5.4 Ohms	14 Ohms
TR600-150F-EX-2	1.2500	RFQ	3	Littelfuse Inc.	PolySwitch®, TR600	Tape & Reel (TR)	Active	-40°C ~ 85°C	-	0.197" (5.00mm)	0.532" Dia x 0.236" T (13.50mm x 6.00mm)	0.496" (12.60mm)	Through Hole	Radial, Disc	Polymeric	CSA, UL	-	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8533.40.8070	600	40 A	250V (600V Int)	150 mA	300 mA	8 s	6 Ohms	22 Ohms
AGRF1400	1.4300	RFQ	14	Littelfuse Inc.	PolySwitch®, AGRF	Bag	Active	-40°C ~ 85°C	AEC-Q200	0.400" (10.15mm)	0.925" L x 0.138" W (23.50mm x 3.50mm)	1.130" (28.70mm)	Through Hole	Radial, Disc	Polymeric	-	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	250	100 A	16V	14 A	27.3 A	9 s	2.2 mOhms	6.4 mOhms
AGRF500	0.8200	RFQ	5604	Littelfuse Inc.	PolySwitch®, AGRF	Bag	Active	-40°C ~ 85°C	AEC-Q200	0.199" (5.05mm)	0.409" Dia x 0.122" T (10.40mm x 3.10mm)	0.614" (15.60mm)	Through Hole	Radial, Disc	Polymeric	-	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	500	100 A	16V	5 A	9.4 A	2.5 s	14 mOhms	34 mOhms
BBRF750	-	RFQ	9720	Littelfuse Inc.	PolySwitch®	Bulk	Obsolete	-	-	-	-	-	Through Hole	Radial, Disc	Polymeric	-	-	-	ROHS3 Compliant	Not Applicable	REACH Unaffected	F53279-000	EAR99	8533.40.8070	2,000	20 A	99V	750 mA	1.5 A	60 s	400 mOhms	1.2 Ohms
RHEF050-2	0.6700	RFQ	2	Littelfuse Inc.	PolySwitch®, RHEF	Tape & Reel (TR)	Active	-40°C ~ 125°C	-	0.199" (5.05mm)	0.291" Dia x 0.118" T (7.40mm x 3.00mm)	0.500" (12.70mm)	Through Hole	Radial, Disc	Polymeric	CSA, TUV, UL	-	download	ROHS3 Compliant	Not Applicable			EAR99	8533.40.8070	2,500	40 A	30V	500 mA	920 mA	2.5 s	480 mOhms	1.1 Ohms
SMDC125F/33-2	0.7900	RFQ	3	Littelfuse Inc.	SMDC	Tape & Reel (TR)	Active	-	-	-	0.295" L x 0.201" W (7.50mm x 5.10mm)	-	Surface Mount	2920 (7351 Metric), Concave	Polymeric	UL	0.028" (0.71mm)	download	ROHS3 Compliant	2A (4 Weeks)			EAR99	8533.40.8070	4,000	40 A	33V	1.25 A	2.5 A	2 s

2000+
Daily average RFQ Volume
30,000,000
Standard Product Unit
2800+
Worldwide Manufacturers
15,000 m²
In-stock Warehouse

PTC Resettable Fuses(2023)

2000+

30,000,000

2800+

15,000 m2

15,000 m²