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
PTR030V0700-TR Eaton - Electronics Division

PTR030V0700-TR

PTC RESET FUSE 30V 7A RADIAL

Eaton - Electronics Division

7,243
RFQ
PTR030V0700-TR Datasheet

Datasheet

Radial, Disc PTR030V Tape & Reel (TR) Active Polymeric 30V 7 A 14 A 100 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) - 0.394" (10.00mm)
RUSBF075-AP Littelfuse Inc.

RUSBF075-AP

PTC RESET FUSE 6V 750MA RADIAL

Littelfuse Inc.

2,000
RFQ
RUSBF075-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUSBF Cut Tape (CT) Active Polymeric 6V 750 mA 1.3 A 40 A 400 ms 110 mOhms 230 mOhms - -40°C ~ 85°C - - - Through Hole 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.449" (11.40mm) - 0.201" (5.10mm)
1206L025/24YR Littelfuse Inc.

1206L025/24YR

PTC RESET FUSE 24V 250MA 1206

Littelfuse Inc.

3,255
RFQ
1206L025/24YR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 24V 250 mA 550 mA 100 A 80 ms 550 mOhms 2.3 Ohms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.039" (1.00mm) -
RXEF090S-2 Littelfuse Inc.

RXEF090S-2

PTC RESET FUSE 72V 900MA RADIAL

Littelfuse Inc.

3,000
RFQ
RXEF090S-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 72V 900 mA 1.8 A 40 A 7.2 s 200 mOhms 470 mOhms - -40°C ~ 85°C - - - Through Hole 0.441" L x 0.118" W (11.20mm x 3.00mm) 0.622" (15.80mm) - 0.199" (5.05mm)
RUSBF155-AP Littelfuse Inc.

RUSBF155-AP

PTC RESET FUSE 6V 1.55A RADIAL

Littelfuse Inc.

1,755
RFQ
RUSBF155-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUSBF Cut Tape (CT) Active Polymeric 6V 1.55 A 2.65 A 40 A 2.2 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
RUSBF135-AP Littelfuse Inc.

RUSBF135-AP

PTC RESET FUSE 16V 1.35A RADIAL

Littelfuse Inc.

1,531
RFQ
RUSBF135-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUSBF Cut Tape (CT) Active Polymeric 16V 1.35 A 2.7 A 40 A 4.5 s 40 mOhms 112 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
16R160BPR Littelfuse Inc.

16R160BPR

PTC RESET FUSE 16V 1.6A RADIAL

Littelfuse Inc.

2,000
RFQ
16R160BPR Datasheet

Datasheet

Radial, Disc POLY-FUSE®, USBR Tape & Reel (TR) Obsolete Polymeric 16V 1.6 A 3.2 A 40 A 9 s 30 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.598" (15.20mm) - 0.201" (5.10mm)
R0603LR-035-R OptiFuse

R0603LR-035-R

PTC RESET FUSE 6V 350MA 0603

OptiFuse

12,000
RFQ
R0603LR-035-R Datasheet

Datasheet

0603 (1608 Metric), Concave R0603LR Tape & Reel (TR) Active Polymeric 6V 350 mA 750 mA 100 A 100 ms 200 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.029" W (1.60mm x 0.73mm) - 0.030" (0.75mm) -
R2920-100-R OptiFuse

R2920-100-R

PTC RESET FUSE 33V 1.1A 2920

OptiFuse

4,000
RFQ
R2920-100-R Datasheet

Datasheet

2920 (7351 Metric), Concave R2920 Tape & Reel (TR) Active Polymeric 33V 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) - 0.039" (1.00mm) -
R2920-050-R OptiFuse

R2920-050-R

PTC RESET FUSE 60V 500MA 2920

OptiFuse

2,000
RFQ
R2920-050-R Datasheet

Datasheet

2920 (7351 Metric), Concave R2920 Tape & Reel (TR) Active Polymeric 60V 500 mA 1 A 100 A 4 s 300 mOhms 1.4 Ohms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.045" (1.15mm) -
MF-NSML260-2 Bourns Inc.

MF-NSML260-2

PTC RESET FUSE 6V 2.6A 1206

Bourns Inc.

9,767
RFQ

-

1206 (3216 Metric), Concave Multifuse®, MF-NSML Tape & Reel (TR) Obsolete Polymeric 6V 2.6 A 5.2 A 50 A 4 s 3 mOhms 26 mOhms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.063" W (3.25mm x 1.60mm) - 0.024" (0.60mm) -
MF-USML270-2 Bourns Inc.

MF-USML270-2

PTC RESET FUSE 6V 2.7A 1210

Bourns Inc.

9,109
RFQ
MF-USML270-2 Datasheet

Datasheet

1210 (3225 Metric), Concave Multifuse®, MF-USML Tape & Reel (TR) Obsolete Polymeric 6V 2.7 A 5.4 A 50 A 4 s 4 mOhms 20 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.024" (0.60mm) -
RUSBF155-2 Littelfuse Inc.

RUSBF155-2

PTC RESET FUSE 6V 1.55A RADIAL

Littelfuse Inc.

2,813
RFQ
RUSBF155-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RUSBF Tape & Reel (TR) Active Polymeric 6V 1.55 A 2.65 A 40 A 2.2 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.272" L x 0.122" W (6.90mm x 3.10mm) 0.461" (11.70mm) - 0.200" (5.08mm)
RGEF400K-2 Littelfuse Inc.

RGEF400K-2

PTC RESET FUSE 16V 4A RADIAL

Littelfuse Inc.

1,077
RFQ
RGEF400K-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Tape & Reel (TR) 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)
MF-PSML110-2 Bourns Inc.

MF-PSML110-2

PTC RESET FUSE 6V 0805

Bourns Inc.

6,243
RFQ
MF-PSML110-2 Datasheet

Datasheet

0805 (2012 Metric), Concave Multifuse®, MF-PSML Tape & Reel (TR) Obsolete Polymeric 6V - - - - 17.5 mOhms - - -40°C ~ 85°C - - - Surface Mount 0.085" L x 0.053" W (2.15mm x 1.35mm) - 0.024" (0.60mm) -
RS60RB-025 OptiFuse

RS60RB-025

PTC RESET FUSE 60V 250MA RADIAL

OptiFuse

4,884
RFQ
RS60RB-025 Datasheet

Datasheet

Radial, Disc RS60RB Bulk Active Polymeric 60V 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)
RS60RB-010 OptiFuse

RS60RB-010

PTC RESET FUSE 60V 100MA RADIAL

OptiFuse

4,000
RFQ
RS60RB-010 Datasheet

Datasheet

Radial, Disc RS60RB Bulk Active Polymeric 60V 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)
RGEF500K-AP Littelfuse Inc.

RGEF500K-AP

PTC RESET FUSE 16V 5A RADIAL

Littelfuse Inc.

3,925
RFQ
RGEF500K-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)
TRF250-183S-2 Littelfuse Inc.

TRF250-183S-2

PTC RESET FUSE 100V 183MA RADIAL

Littelfuse Inc.

2,842
RFQ
TRF250-183S-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, TRF250 Tape & Reel (TR) Active Polymeric 100V (250V Int) 183 mA 685 mA 10 A 1.8 s 800 mOhms 3.4 Ohms - -40°C ~ 85°C - - - Through Hole 0.295" Dia x 0.150" T (7.50mm x 3.80mm) 0.374" (9.50mm) - 0.197" (5.00mm)
MF-PSML350-2 Bourns Inc.

MF-PSML350-2

PTC RESET FUSE 6V 3.5A 0805

Bourns Inc.

9,889
RFQ
MF-PSML350-2 Datasheet

Datasheet

0805 (2012 Metric), Concave Multifuse®, MF-PSML Tape & Reel (TR) Obsolete Polymeric 6V 3.5 A 7 A 50 A 5 s 3 mOhms 25 mOhms - -40°C ~ 85°C - - - Surface Mount 0.085" L x 0.053" W (2.15mm x 1.35mm) - 0.032" (0.80mm) -
Total 4956 Record«Prev1... 8687888990919293...248Next»

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.