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
YQZ120N0013 PTC RESET FUSE 18V 140MA RADIAL Amphenol Advanced Sensors (Thermometrics)	3,855	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	18V	140 mA	280 mA	700 mA	-	-	-	13 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.177" Dia x 0.157" T (4.50mm x 4.00mm)	-	-	0.236" (6.00mm)
YS5678 PTC RESET FUSE RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	8,746	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	Through Hole	-	-	-	-
YQD100N0600 PTC RESET FUSE 265V 20MA RADIAL Amphenol Advanced Sensors (Thermometrics)	6,166	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	265V	20 mA	40 mA	200 mA	-	-	-	600 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.256" Dia x 0.197" T (6.50mm x 5.00mm)	-	-	0.201" (5.10mm)
YS5631 PTC RESET FUSE RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	2,591	-	RFQ	Datasheet	Radial, Disc	YS	Bulk	Active	Ceramic	-	-	-	-	-	-	-	100 Ohms	-	-	-	-	Through Hole	-	-	-	-
RL6010-20-110-120-PTF PTC RESET FUSE 120V 220MA RADIAL Amphenol Advanced Sensors (Thermometrics)	3,138	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Obsolete	Ceramic	120V	220 mA	330 mA	-	-	-	-	20 Ohms	-	-	-	-	Through Hole	0.650" Dia x 0.228" T (16.50mm x 5.80mm)	0.650" (16.50mm)	-	0.331" (8.40mm)
YPCL0015N PTC RESET FUSE 265V 140MA RADIAL Amphenol Advanced Sensors (Thermometrics)	8,372	-	RFQ	Datasheet	Radial, Disc	YP	Bulk	Obsolete	Ceramic	265V	140 mA	280 mA	1.5 A	-	-	-	15 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.433" Dia x 0.197" T (11.00mm x 5.00mm)	0.492" (12.50mm)	-	0.200" (5.08mm)
YPCJ0015T PTC RESET FUSE 265V 90MA RADIAL Amphenol Advanced Sensors (Thermometrics)	9,726	-	RFQ	Datasheet	Radial, Disc	YP	Tape & Reel (TR)	Obsolete	Ceramic	265V	90 mA	180 mA	1.5 A	-	-	-	15 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.433" Dia x 0.197" T (11.00mm x 5.00mm)	0.492" (12.50mm)	-	0.200" (5.08mm)
YQD120N0045 PTC RESET FUSE 265V 105MA RADIAL Amphenol Advanced Sensors (Thermometrics)	5,515	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	265V	105 mA	200 mA	800 mA	-	-	-	45 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.354" Dia x 0.197" T (9.00mm x 5.00mm)	-	-	0.201" (5.10mm)
RL4010-50-110-50-PTF PTC RESET FUSE 50V 110MA RADIAL Amphenol Advanced Sensors (Thermometrics)	4,397	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Obsolete	Ceramic	50V	110 mA	170 mA	-	-	-	-	50 Ohms	-	-	-	-	Through Hole	0.449" Dia x 0.201" T (11.40mm x 5.10mm)	0.449" (11.40mm)	-	0.331" (8.40mm)
RL5506-5.0-110-50-PTF PTC RESET FUSE 50V 390MA RADIAL Amphenol Advanced Sensors (Thermometrics)	3,443	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Obsolete	Ceramic	50V	390 mA	580 mA	-	-	-	-	5 Ohms	-	-	-	-	Through Hole	0.600" Dia x 0.161" T (15.24mm x 4.10mm)	0.600" (15.24mm)	-	0.331" (8.40mm)

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FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.