PTC Resettable Fuses

Manufacturer 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






















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo 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
RUE110 Littelfuse Inc.

RUE110

PTC RESET FUSE 30V 1.1A RADIAL

Littelfuse Inc.

8,749
RFQ
RUE110 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 1.1 A 2.2 A 40 A 6.6 s 50 mOhms 170 mOhms - -40°C ~ 85°C - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.559" (14.20mm) - 0.201" (5.10mm)
RUE500 Littelfuse Inc.

RUE500

PTC RESET FUSE 30V 5A RADIAL

Littelfuse Inc.

7,219
RFQ
RUE500 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 5 A 10 A 40 A 14.5 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.120" W (14.00mm x 3.00mm) 0.980" (24.90mm) - 0.402" (10.20mm)
RUE300 Littelfuse Inc.

RUE300

PTC RESET FUSE 30V 3A RADIAL

Littelfuse Inc.

7,850
RFQ
RUE300 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 3 A 6 A 40 A 10.8 s 20 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.681" (17.30mm) - 0.201" (5.10mm)
RUE090 Littelfuse Inc.

RUE090

PTC RESET FUSE 30V 900MA RADIAL

Littelfuse Inc.

7,592
RFQ
RUE090 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 900 mA 1.8 A 40 A 5.9 s 70 mOhms 220 mOhms - -40°C ~ 85°C - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.480" (12.20mm) - 0.199" (5.05mm)
RXE160 Littelfuse Inc.

RXE160

PTC RESET FUSE 60V 1.6A RADIAL

Littelfuse Inc.

4,412
RFQ

-

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 60V 1.6 A 3.2 A 40 A 11.4 s 90 mOhms 220 mOhms - -40°C ~ 85°C - - - Through Hole 0.642" Dia x 0.118" T (16.30mm x 3.00mm) 0.819" (20.80mm) - 0.199" (5.05mm)
RXE110 Littelfuse Inc.

RXE110

PTC RESET FUSE 72V 1.1A RADIAL

Littelfuse Inc.

5,283
RFQ

-

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 72V 1.1 A 2.2 A 40 A 8.2 s 150 mOhms 380 mOhms - - - - - Through Hole 0.504" Dia x 0.118" T (12.80mm x 3.00mm) 0.689" (17.50mm) - 0.199" (5.05mm)
RXE017 Littelfuse Inc.

RXE017

PTC RESET FUSE 60V 170MA RADIAL

Littelfuse Inc.

3,178
RFQ
RXE017 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 60V 170 mA 340 mA 40 A 3 s 3.3 Ohms 8 Ohms - - - - - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.500" (12.70mm) - 0.199" (5.05mm)
RUE250 Littelfuse Inc.

RUE250

PTC RESET FUSE 30V 2.5A RADIAL

Littelfuse Inc.

6,043
RFQ
RUE250 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 2.5 A 5 A 40 A 10.3 s 20 mOhms 70 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.720" (18.30mm) - 0.201" (5.10mm)
RXE375 Littelfuse Inc.

RXE375

PTC RESET FUSE 72V 3.75A RADIAL

Littelfuse Inc.

2,682
RFQ

-

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 72V 3.75 A 7.5 A 40 A 24 s 30 mOhms 80 mOhms - - - - - Through Hole 1.071" Dia x 0.118" T (27.20mm x 3.00mm) 1.252" (31.80mm) - 0.400" (10.15mm)
RXE185 Littelfuse Inc.

RXE185

PTC RESET FUSE 72V 1.85A RADIAL

Littelfuse Inc.

9,281
RFQ

-

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 72V 1.85 A 3.7 A 40 A 12.6 s 80 mOhms 190 mOhms - - - - - Through Hole 0.689" Dia x 0.118" T (17.50mm x 3.00mm) 0.882" (22.40mm) - 0.199" (5.05mm)
RXE250 Littelfuse Inc.

RXE250

PTC RESET FUSE 72V 2.5A RADIAL

Littelfuse Inc.

4,358
RFQ
RXE250 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 72V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - - - - - Through Hole 0.819" Dia x 0.118" T (20.80mm x 3.00mm) 1.000" (25.40mm) - 0.400" (10.15mm)
RUE135 Littelfuse Inc.

RUE135

PTC RESET FUSE 30V 1.35A RADIAL

Littelfuse Inc.

7,947
RFQ
RUE135 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 1.35 A 2.7 A 40 A 7.3 s 40 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.201" (5.10mm)
RXE010 Littelfuse Inc.

RXE010

PTC RESET FUSE 60V 100MA RADIAL

Littelfuse Inc.

8,661
RFQ
RXE010 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXE Bulk Obsolete Polymeric 60V 100 mA 200 mA 40 A 4 s 2.5 Ohms 7.5 Ohms - - - - - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.457" (11.60mm) - 0.199" (5.05mm)
RUE900 Littelfuse Inc.

RUE900

PTC RESET FUSE 30V 9A RADIAL

Littelfuse Inc.

9,464
RFQ
RUE900 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 9 A 18 A 40 A 20 s 5 mOhms 20 mOhms - -40°C ~ 85°C - - - Through Hole 0.949" L x 0.120" W (24.10mm x 3.00mm) 1.169" (29.70mm) - 0.402" (10.20mm)
RUE600 Littelfuse Inc.

RUE600

PTC RESET FUSE 30V 6A RADIAL

Littelfuse Inc.

3,340
RFQ
RUE600 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 6 A 12 A 40 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) 0.980" (24.90mm) - 0.402" (10.20mm)
RUE700 Littelfuse Inc.

RUE700

PTC RESET FUSE 30V 7A RADIAL

Littelfuse Inc.

2,306
RFQ
RUE700 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 30V 7 A 14 A 40 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) 1.051" (26.70mm) - 0.402" (10.20mm)
RL3020-1500-100-240-PTO Amphenol Advanced Sensors (Thermometrics)

RL3020-1500-100-240-PTO

PTC RESET FUSE 240V RADIAL DISC

Amphenol Advanced Sensors (Thermometrics)

7,511
RFQ
RL3020-1500-100-240-PTO Datasheet

Datasheet

Radial, Disc PTO Bulk Obsolete Ceramic 240V - - - 60 s - - 1.5 kOhms - - - - Through Hole 0.350" Dia x 0.310" T (8.89mm x 7.87mm) 0.350" (8.89mm) - 0.250" (6.35mm)
30R700UF Littelfuse Inc.

30R700UF

PTC RESET FUSE 30V 7A RADIAL

Littelfuse Inc.

4,637
RFQ
30R700UF Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 30R Bulk Obsolete Polymeric 30V 7 A 14 A 40 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) 1.126" (28.60mm) - 0.402" (10.20mm)
MF-R090-0-009 Bourns Inc.

MF-R090-0-009

PTC RESET FUSE 30V 900MA RADIAL

Bourns Inc.

6,655
RFQ
MF-R090-0-009 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Obsolete Polymeric 30V 900 mA 1.8 A 40 A 5.9 s 70 mOhms 220 mOhms - -40°C ~ 85°C - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.480" (12.20mm) - 0.201" (5.10mm)
MF-R250-0-010 Bourns Inc.

MF-R250-0-010

PTC RESET FUSE 30V 2.5A RADIAL

Bourns Inc.

9,364
RFQ
MF-R250-0-010 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Obsolete 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)
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PTC Resettable Fuses Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing PTC Resettable Fuses components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports PTC Resettable Fuses Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

PTC Resettable Fuses FAQ

Can FPGAX source both active and end-of-life PTC Resettable Fuses components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a PTC Resettable Fuses sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.