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
RLD60P375XF Littelfuse Inc.

RLD60P375XF

PTC RESET FUSE 60V 3.75A RADIAL

Littelfuse Inc.

9,017
RFQ
RLD60P375XF Datasheet

Datasheet

Radial, Disc POLY-FUSE®, RLD60 Tape & Box (TB) Obsolete Polymeric 60V 3.75 A 7.5 A 40 A 24 s 30 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 1.118" Dia x 0.122" T (28.40mm x 3.10mm) 1.319" (33.50mm) - 0.402" (10.20mm)
AHR1000 Littelfuse Inc.

AHR1000

PTC RESET FUSE 16V 10A RADIAL

Littelfuse Inc.

3,609
RFQ
AHR1000 Datasheet

Datasheet

Radial, Disc PolySwitch®, AHR Bulk Obsolete Polymeric 16V 10 A 20.5 A 100 A 10.5 s 5.1 mOhms 10.5 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.689" L x 0.118" W (17.50mm x 3.00mm) 1.043" (26.50mm) - 0.400" (10.15mm)
RUSB155 Littelfuse Inc.

RUSB155

PTC RESET FUSE 6V 1.55A RADIAL

Littelfuse Inc.

4,996
RFQ
RUSB155 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 6V 1.55 A 2.65 A 40 A 2.2 s 40 mOhms 100 mOhms - - - - - Through Hole 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
RTE120 Littelfuse Inc.

RTE120

PTC RESET FUSE 33V 1.2A RADIAL

Littelfuse Inc.

4,154
RFQ
RTE120 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 33V 1.2 A 2.3 A 40 A 3.5 s 74 mOhms 180 mOhms - - - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.480" (12.20mm) - 0.199" (5.05mm)
RTE135 Littelfuse Inc.

RTE135

PTC RESET FUSE 33V 1.35A RADIAL

Littelfuse Inc.

3,782
RFQ
RTE135 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 33V 1.35 A 2.5 A 40 A 4.5 s 59 mOhms 143 mOhms - - - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.559" (14.20mm) - 0.199" (5.05mm)
RTE190 Littelfuse Inc.

RTE190

PTC RESET FUSE 33V 1.9A RADIAL

Littelfuse Inc.

4,450
RFQ
RTE190 Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 33V 1.9 A 3 A 40 A 3.5 s 45 mOhms 92 mOhms - - - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
MF-R055/90-0 Bourns Inc.

MF-R055/90-0

PTC RESET FUSE 90V 550MA RADIAL

Bourns Inc.

8,905
RFQ
MF-R055/90-0 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R/90 Bulk Obsolete Polymeric 90V 550 mA 1.1 A 10 A 60 s 450 mOhms 2 Ohms - -40°C ~ 85°C - - - Through Hole 0.429" Dia x 0.142" T (10.90mm x 3.60mm) 0.657" (16.70mm) - 0.201" (5.10mm)
MF-R055/90U-0 Bourns Inc.

MF-R055/90U-0

PTC RESET FUSE 90V 550MA RADIAL

Bourns Inc.

5,176
RFQ
MF-R055/90U-0 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R/90 Bulk Obsolete Polymeric 90V 550 mA 1.1 A 10 A 28 s 450 mOhms 2 Ohms - -40°C ~ 85°C - - - Through Hole 0.429" Dia x 0.142" T (10.90mm x 3.60mm) 0.657" (16.70mm) - 0.201" (5.10mm)
PFRA.017.3 SCHURTER Inc.

PFRA.017.3

PTC RESET FUSE 60V 170MA RADIAL

SCHURTER Inc.

5,162
RFQ
PFRA.017.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 60V 170 mA 340 mA 40 A 3 s 3.3 Ohms 8 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)
PFRA.025.3 SCHURTER Inc.

PFRA.025.3

PTC RESET FUSE 60V 250MA RADIAL

SCHURTER Inc.

8,286
RFQ
PFRA.025.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 60V 250 mA 500 mA 40 A 2.5 s 1 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)
PFRA.010.3 SCHURTER Inc.

PFRA.010.3

PTC RESET FUSE 60V 100MA RADIAL

SCHURTER Inc.

7,943
RFQ
PFRA.010.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete 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)
PFRA.090.3.009 SCHURTER Inc.

PFRA.090.3.009

PTC RESET FUSE 30V 900MA RADIAL

SCHURTER Inc.

4,857
RFQ
PFRA.090.3.009 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 30V 900 mA 1.8 A 40 A 5.9 s 70 mOhms 220 mOhms - -40°C ~ 85°C - - - Through Hole 0.461" Dia x 0.122" T (11.70mm x 3.10mm) 0.657" (16.70mm) - 0.201" (5.10mm)
PFRA.040.3 SCHURTER Inc.

PFRA.040.3

PTC RESET FUSE 60V 400MA RADIAL

SCHURTER Inc.

6,457
RFQ
PFRA.040.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 60V 400 mA 800 mA 40 A 3.8 s 520 mOhms 1.29 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.539" (13.70mm) - 0.201" (5.10mm)
PFRA.065.3 SCHURTER Inc.

PFRA.065.3

PTC RESET FUSE 60V 650MA RADIAL

SCHURTER Inc.

7,715
RFQ
PFRA.065.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 60V 650 mA 1.3 A 40 A 5.3 s 270 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.382" Dia x 0.122" T (9.70mm x 3.10mm) 0.598" (15.20mm) - 0.201" (5.10mm)
PFRA.050.3 SCHURTER Inc.

PFRA.050.3

PTC RESET FUSE 60V 500MA RADIAL

SCHURTER Inc.

9,206
RFQ
PFRA.050.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 60V 500 mA 1 A 40 A 4 s 410 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)
PFST.200 SCHURTER Inc.

PFST.200

PTC RESET FUSE 30V 2A STRAP

SCHURTER Inc.

4,885
RFQ
PFST.200 Datasheet

Datasheet

Strap PFST Bulk Obsolete Polymeric 30V 2 A 4.4 A 100 A 4 s 30 mOhms 80 mOhms - -40°C ~ 85°C - - - User Defined 0.880" L x 0.417" W (22.35mm x 10.60mm) - 0.043" (1.10mm) -
PFLT.180 SCHURTER Inc.

PFLT.180

PTC RESET FUSE 24V 1.8A STRAP

SCHURTER Inc.

2,806
RFQ
PFLT.180 Datasheet

Datasheet

Strap PFLT Bulk Obsolete Polymeric 24V 1.8 A 3.8 A 100 A 2.9 s 40 mOhms 120 mOhms - -45°C ~ 85°C - - - User Defined 0.984" L x 0.199" W (25.00mm x 5.05mm) - 0.039" (1.00mm) -
PFLT.190 SCHURTER Inc.

PFLT.190

PTC RESET FUSE 24V 1.9A STRAP

SCHURTER Inc.

5,378
RFQ
PFLT.190 Datasheet

Datasheet

Strap PFLT Bulk Obsolete Polymeric 24V 1.9 A 4.2 A 100 A 3 s 30 mOhms 100 mOhms - -45°C ~ 85°C - - - User Defined 0.880" L x 0.417" W (22.35mm x 10.60mm) - 0.043" (1.10mm) -
PFLT.070 SCHURTER Inc.

PFLT.070

PTC RESET FUSE 24V 700MA STRAP

SCHURTER Inc.

8,470
RFQ

-

Strap PFLT Bulk Obsolete Polymeric 24V 700 mA - 100 A - - - - -45°C ~ 85°C - - - User Defined - - - -
PFRA.135.3 SCHURTER Inc.

PFRA.135.3

PTC RESET FUSE 30V 1.35A RADIAL

SCHURTER Inc.

8,219
RFQ
PFRA.135.3 Datasheet

Datasheet

Radial, Disc PFRA Tape & Box (TB) Obsolete Polymeric 30V 1.35 A 2.7 A 40 A 7.3 s 65 mOhms 170 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" Dia x 0.118" T (8.90mm x 3.00mm) 0.744" (18.90mm) - 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.