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
FRU800-30F RFE/Fuzetec

FRU800-30F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

280
RFQ
FRU800-30F Datasheet

Datasheet

Radial, Disc FRU Bulk Active - 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) - 0.402" (10.20mm)
16R250GPR Littelfuse Inc.

16R250GPR

PTC RESET FUSE 16V 2.5A RADIAL

Littelfuse Inc.

908
RFQ
16R250GPR Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 16R Cut Tape (CT) Obsolete Polymeric 16V 2.5 A 4.7 A 100 A 5 s 22 mOhms 53 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.504" (12.80mm) - 0.201" (5.10mm)
FSMD500-16-2920R RFE/Fuzetec

FSMD500-16-2920R

RESETTABLE FUSE - SMD, 2920 SIZE

RFE/Fuzetec

800
RFQ
FSMD500-16-2920R Datasheet

Datasheet

2920 (7351 Metric), Concave FSMD2920 Tape & Reel (TR) Active - 16V 5 A 10 A 100 A 5 s 5 mOhms 25 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.059" (1.50mm) -
FRV055-240F RFE/Fuzetec

FRV055-240F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

280
RFQ
FRV055-240F Datasheet

Datasheet

Radial, Disc FRV Bulk Active - 240V (265V Int) 550 mA 1.25 A 7 A 26 s 450 mOhms 1.45 Ohms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.161" W (14.00mm x 4.10mm) 0.854" (21.70mm) - 0.201" (5.10mm)
RGEF250-AP Littelfuse Inc.

RGEF250-AP

PTC RESET FUSE 16V 2.5A RADIAL

Littelfuse Inc.

553
RFQ
RGEF250-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Cut Tape (CT) Active Polymeric 16V 2.5 A 4.7 A 100 A 5 s 22 mOhms 53 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.504" (12.80mm) - 0.199" (5.05mm)
RXEF135-AP Littelfuse Inc.

RXEF135-AP

PTC RESET FUSE 72V 1.35A RADIAL

Littelfuse Inc.

699
RFQ
RXEF135-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 1.35 A 2.7 A 40 A 9.6 s 120 mOhms 300 mOhms - -40°C ~ 85°C - - - Through Hole 0.571" Dia x 0.118" T (14.50mm x 3.00mm) 0.752" (19.10mm) - 0.200" (5.08mm)
RUEF400K-AP Littelfuse Inc.

RUEF400K-AP

PTC RESET FUSE 30V 4A RADIAL

Littelfuse Inc.

900
RFQ
RUEF400K-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Cut Tape (CT) Active Polymeric 30V 4 A 8 A 100 A 12.7 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.118" W (14.00mm x 3.00mm) 0.839" (21.30mm) - 0.199" (5.05mm)
RUSBF185-AP Littelfuse Inc.

RUSBF185-AP

PTC RESET FUSE 16V 1.85A RADIAL

Littelfuse Inc.

593
RFQ
RUSBF185-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUSBF Cut Tape (CT) Active Polymeric 16V 1.85 A 3.7 A 40 A 10 s 30 mOhms 90 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" L x 0.118" W (10.20mm x 3.00mm) 0.618" (15.70mm) - 0.199" (5.05mm)
RHEF070-AP Littelfuse Inc.

RHEF070-AP

PTC RESET FUSE 30V 700MA RADIAL

Littelfuse Inc.

139
RFQ
RHEF070-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RHEF Cut Tape (CT) Active Polymeric 30V 700 mA 1.4 A 40 A 3.2 s 300 mOhms 800 mOhms - -40°C ~ 125°C - - - Through Hole 0.272" L x 0.118" W (6.90mm x 3.00mm) 0.425" (10.80mm) - 0.199" (5.05mm)
RS90-010 OptiFuse

RS90-010

PTC RESET FUSE 72V 100MA RADIAL

OptiFuse

499
RFQ
RS90-010 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 100 mA 200 mA 40 A 4 s 2.5 Ohms 7.5 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RS90-025 OptiFuse

RS90-025

PTC RESET FUSE 72V 250MA RADIAL

OptiFuse

499
RFQ
RS90-025 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 250 mA 500 mA 40 A 2.5 s 1.25 Ohms 3 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RS90-015 OptiFuse

RS90-015

PTC RESET FUSE 72V 150MA RADIAL

OptiFuse

499
RFQ
RS90-015 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 150 mA 350 mA 40 A 10 s 2.4 Ohms 7 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RS90-017 OptiFuse

RS90-017

PTC RESET FUSE 72V 170MA RADIAL

OptiFuse

499
RFQ
RS90-017 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 170 mA 340 mA 40 A 3 s 2 Ohms 5 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RGEF400K-AP Littelfuse Inc.

RGEF400K-AP

PTC RESET FUSE 16V 4A RADIAL

Littelfuse Inc.

370
RFQ
RGEF400K-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Cut Tape (CT) Active Polymeric 16V 4 A 6.8 A 100 A 1.7 s 21 mOhms 60 mOhms - -40°C ~ 85°C - - - Through Hole 0.331" L x 0.098" W (8.40mm x 2.50mm) 0.504" (12.80mm) - 0.199" (5.05mm)
RS90-020 OptiFuse

RS90-020

PTC RESET FUSE 72V 200MA RADIAL

OptiFuse

299
RFQ
RS90-020 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 200 mA 400 mA 40 A 2.2 s 1.83 Ohms 4.4 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
FRV075-240F RFE/Fuzetec

FRV075-240F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

390
RFQ
FRV075-240F Datasheet

Datasheet

Radial, Disc FRV Bulk Active - 240V (265V Int) 750 mA 1.5 A 7.5 A 18 s 320 mOhms 840 mOhms - -20°C ~ 85°C - - - Through Hole 0.453" L x 0.189" W (11.50mm x 4.80mm) 0.921" (23.40mm) - 0.201" (5.10mm)
RS90-040 OptiFuse

RS90-040

PTC RESET FUSE 72V 400MA RADIAL

OptiFuse

499
RFQ
RS90-040 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 400 mA 800 mA 40 A 3.8 s 550 mOhms 1.29 Ohms - -40°C ~ 85°C - - - Through Hole 0.299" Dia x 0.122" T (7.60mm x 3.10mm) 0.531" (13.50mm) - 0.201" (5.10mm)
RS90-030 OptiFuse

RS90-030

PTC RESET FUSE 72V 300MA RADIAL

OptiFuse

499
RFQ
RS90-030 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 300 mA 600 mA 40 A 3 s 880 mOhms 2.1 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.512" (13.00mm) - 0.201" (5.10mm)
RS90-035 OptiFuse

RS90-035

PTC RESET FUSE 72V 350MA RADIAL

OptiFuse

489
RFQ
RS90-035 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 350 mA 750 mA 40 A 10 s 700 mOhms 2.5 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RS60RB-050 OptiFuse

RS60RB-050

PTC RESET FUSE 60V 500MA RADIAL

OptiFuse

875
RFQ
RS60RB-050 Datasheet

Datasheet

Radial, Disc RS60RB Bulk Active Polymeric 60V 500 mA 1 A 40 A 4 s 500 mOhms 1.17 Ohms - -40°C ~ 85°C - - - Through Hole 0.311" Dia x 0.122" T (7.90mm x 3.10mm) 0.539" (13.70mm) - 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.