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
RS90-055 OptiFuse

RS90-055

PTC RESET FUSE 72V 550MA RADIAL

OptiFuse

484
RFQ
RS90-055 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 550 mA 1.2 A 40 A 10 s 400 mOhms 1.5 Ohms - -40°C ~ 85°C - - - Through Hole 0.382" Dia x 0.122" T (9.70mm x 3.10mm) 0.551" (14.00mm) - 0.201" (5.10mm)
RS90-050 OptiFuse

RS90-050

PTC RESET FUSE 72V 500MA RADIAL

OptiFuse

472
RFQ
RS90-050 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 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)
RS30-090 OptiFuse

RS30-090

PTC RESET FUSE 30V 900MA RADIAL

OptiFuse

386
RFQ
RS30-090 Datasheet

Datasheet

Radial, Disc RS30 Bulk Active Polymeric 30V 900 mA 1.8 A 100 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)
RGEF500-AP Littelfuse Inc.

RGEF500-AP

PTC RESET FUSE 16V 5A RADIAL

Littelfuse Inc.

152
RFQ
RGEF500-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Cut Tape (CT) Active Polymeric 16V 5 A 8.5 A 100 A 2 s 15 mOhms 34 mOhms - -40°C ~ 85°C - - - Through Hole 0.390" L x 0.098" W (9.90mm x 2.50mm) 0.563" (14.30mm) - 0.199" (5.05mm)
PICOASMDCH035F-2 Littelfuse Inc.

PICOASMDCH035F-2

PPTC-MINI-PSW

Littelfuse Inc.

744
RFQ
PICOASMDCH035F-2 Datasheet

Datasheet

0805 (2012 Metric), Concave PolySwitch®, picoASMD Tape & Reel (TR) Active Polymeric 16V 350 mA 1.1 A 40 A 100 ms 300 mOhms 1.9 Ohms - -40°C ~ 125°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.055" W (2.10mm x 1.40mm) - 0.047" (1.20mm) -
RXEF185-AP Littelfuse Inc.

RXEF185-AP

PTC RESET FUSE 72V 1.85A RADIAL

Littelfuse Inc.

209
RFQ
RXEF185-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 1.85 A 3.7 A 40 A 12.6 s 80 mOhms 190 mOhms - -40°C ~ 85°C - - - Through Hole 0.689" Dia x 0.118" T (17.50mm x 3.00mm) 0.882" (22.40mm) - 0.199" (5.05mm)
RXEF185K-AP Littelfuse Inc.

RXEF185K-AP

PTC RESET FUSE 72V 1.85A RADIAL

Littelfuse Inc.

218
RFQ
RXEF185K-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 1.85 A 3.7 A 40 A 12.6 s 80 mOhms 190 mOhms - -40°C ~ 85°C - - - Through Hole 0.660" Dia x 0.118" T (16.76mm x 3.00mm) 0.906" (23.00mm) - 0.199" (5.05mm)
FRV100-240F RFE/Fuzetec

FRV100-240F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

240
RFQ
FRV100-240F Datasheet

Datasheet

Radial, Disc FRV Bulk Active - 240V (265V Int) 1 A 2 A 10 A 21 s 220 mOhms 580 mOhms - -20°C ~ 85°C - - - Through Hole 0.736" Dia (18.70mm) 0.961" (24.40mm) - 0.402" (10.20mm)
RS90-065 OptiFuse

RS90-065

PTC RESET FUSE 72V 650MA RADIAL

OptiFuse

229
RFQ
RS90-065 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 650 mA 1.3 A 40 A 5.3 s 310 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.382" Dia x 0.122" T (9.70mm x 3.10mm) 0.571" (14.50mm) - 0.201" (5.10mm)
RS90-075 OptiFuse

RS90-075

PTC RESET FUSE 72V 750MA RADIAL

OptiFuse

249
RFQ
RS90-075 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 750 mA 1.5 A 40 A 6.3 s 250 mOhms 600 mOhms - -40°C ~ 85°C - - - Through Hole 0.409" Dia x 0.122" T (10.40mm x 3.10mm) 0.598" (15.20mm) - 0.201" (5.10mm)
MF-RX018/250-0 Bourns Inc.

MF-RX018/250-0

PTC RESET FUSE 60V 180MA RADIAL

Bourns Inc.

1,527
RFQ
MF-RX018/250-0 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 180 mA - 10 A - 800 mOhms 4 Ohms - -40°C ~ 85°C - - - Through Hole 0.433" L x 0.181" W (11.00mm x 4.60mm) 0.535" (13.60mm) - 0.201" (5.10mm)
RUEF500K-AP Littelfuse Inc.

RUEF500K-AP

PTC RESET FUSE 30V 5A RADIAL

Littelfuse Inc.

1,578
RFQ
RUEF500K-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Cut Tape (CT) Active Polymeric 30V 5 A 10 A 100 A 14.5 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.118" W (14.00mm x 3.00mm) 1.008" (25.60mm) - 0.400" (10.15mm)
FRV125-240F RFE/Fuzetec

FRV125-240F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

220
RFQ
FRV125-240F Datasheet

Datasheet

Radial, Disc FRV Bulk Active - 240V (265V Int) 1.25 A 2.5 A 12.5 A 23 s 170 mOhms 440 mOhms - -20°C ~ 85°C - - - Through Hole 0.835" Dia (21.20mm) 1.079" (27.40mm) - 0.402" (10.20mm)
0ZSC0260FF1E Bel Fuse Inc.

0ZSC0260FF1E

PTC RESET FUSE 20V 2.6A STRAP

Bel Fuse Inc.

710
RFQ
0ZSC0260FF1E Datasheet

Datasheet

Strap 0ZSC Bulk Active Polymeric 20V 2.6 A 5.8 A 100 A 5 s 20 mOhms 63 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) - 0.039" (1.00mm) -
R2920-100-60-R OptiFuse

R2920-100-60-R

PTC RESET FUSE 60V 1.1A 2920

OptiFuse

1,000
RFQ
R2920-100-60-R Datasheet

Datasheet

2920 (7351 Metric), Concave R2920 Tape & Reel (TR) Active Polymeric 60V 1.1 A 2.2 A 100 A 500 ms 90 mOhms 410 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.067" (1.70mm) -
RS120-025 OptiFuse

RS120-025

PTC RESET FUSE 120V 250MA RADIAL

OptiFuse

913
RFQ
RS120-025 Datasheet

Datasheet

Radial, Disc RS120 Bulk Active Polymeric 120V (135V Int) 250 mA 500 mA 3 A 7.5 s 1.25 Ohms 3 Ohms - -40°C ~ 85°C - - - Through Hole 0.311" Dia x 0.150" T (7.90mm x 3.80mm) 0.512" (13.00mm) - 0.201" (5.10mm)
RS90-110 OptiFuse

RS90-110

PTC RESET FUSE 72V 1.1A RADIAL

OptiFuse

499
RFQ
RS90-110 Datasheet

Datasheet

Radial, Disc RS90 Bulk Active Polymeric 72V (90V Int) 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) 0.709" (18.00mm) - 0.201" (5.10mm)
RS120-010 OptiFuse

RS120-010

PTC RESET FUSE 120V 100MA RADIAL

OptiFuse

1,781
RFQ
RS120-010 Datasheet

Datasheet

Radial, Disc RS120 Bulk Active Polymeric 120V (135V Int) 100 mA 200 mA 2 A 10 s 3 Ohms 7.5 Ohms - -40°C ~ 85°C - - - Through Hole 0.311" Dia x 0.150" T (7.90mm x 3.80mm) 0.512" (13.00mm) - 0.201" (5.10mm)
FRV150-240F RFE/Fuzetec

FRV150-240F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

250
RFQ
FRV150-240F Datasheet

Datasheet

Radial, Disc FRV Bulk Active - 240V (265V Int) 1.5 A 3 A 15 A 23 s 120 mOhms 320 mOhms - -20°C ~ 85°C - - - Through Hole 0.921" Dia (23.40mm) 1.217" (30.90mm) - 0.402" (10.20mm)
LVR040S-2 Littelfuse Inc.

LVR040S-2

PTC RESET FUSE 240V 400MA RADIAL

Littelfuse Inc.

385
RFQ
LVR040S-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, LVR Tape & Reel (TR) 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)
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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.