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
RLD60P300XFF Littelfuse Inc.

RLD60P300XFF

PTC RESET FUSE 60V 3A RADIAL

Littelfuse Inc.

3,965
RFQ
RLD60P300XFF Datasheet

Datasheet

Radial, Disc POLY-FUSE®, RLD60 Tape & Box (TB) Obsolete Polymeric 60V 3 A 6 A 40 A 19.8 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.980" Dia x 0.122" T (24.90mm x 3.10mm) 1.181" (30.00mm) - 0.402" (10.20mm)
RLD60P375XFF Littelfuse Inc.

RLD60P375XFF

PTC RESET FUSE 60V 3.75A RADIAL

Littelfuse Inc.

2,005
RFQ
RLD60P375XFF 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)
PTGL04AS100K2B51B0 Murata Electronics

PTGL04AS100K2B51B0

PTC RESET FUSE 30V 212MA RADIAL

Murata Electronics

4,127
RFQ
PTGL04AS100K2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 212 mA 282 mA 2 A - - - 10 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL05AS3R9K2B51B0 Murata Electronics

PTGL05AS3R9K2B51B0

PTC RESET FUSE 30V 340MA RADIAL

Murata Electronics

4,623
RFQ
PTGL05AS3R9K2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 340 mA 452 mA 3.5 A - - - 3.9 Ohms -30°C ~ 85°C - - - Through Hole 0.217" Dia x 0.138" T (5.50mm x 3.50mm) 0.413" (10.50mm) - 0.197" (5.00mm)
PTGL07AS2R7K2B51B0 Murata Electronics

PTGL07AS2R7K2B51B0

PTC RESET FUSE 30V 425MA RADIAL

Murata Electronics

8,735
RFQ
PTGL07AS2R7K2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 425 mA 565 mA 4.5 A - - - 2.7 Ohms -30°C ~ 85°C - - - Through Hole 0.287" Dia x 0.138" T (7.30mm x 3.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL07AS1R8K2B51B0 Murata Electronics

PTGL07AS1R8K2B51B0

PTC RESET FUSE 30V 532MA RADIAL

Murata Electronics

3,805
RFQ
PTGL07AS1R8K2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 532 mA 708 mA 5 A - - - 1.8 Ohms -30°C ~ 85°C - - - Through Hole 0.287" Dia x 0.138" T (7.30mm x 3.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL09AS1R2K2B51B0 Murata Electronics

PTGL09AS1R2K2B51B0

PTC RESET FUSE 30V 704MA RADIAL

Murata Electronics

6,821
RFQ
PTGL09AS1R2K2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 704 mA 936 mA 6 A - - - 1.2 Ohms -30°C ~ 85°C - - - Through Hole 0.366" Dia x 0.138" T (9.30mm x 3.50mm) 0.563" (14.30mm) - 0.197" (5.00mm)
PTGL04AS100K3B51B0 Murata Electronics

PTGL04AS100K3B51B0

PTC RESET FUSE 51V 213MA RADIAL

Murata Electronics

4,691
RFQ
PTGL04AS100K3B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 51V 213 mA 283 mA 1 A - - - 10 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL05AS6R8K3B51B0 Murata Electronics

PTGL05AS6R8K3B51B0

PTC RESET FUSE 51V 249MA RADIAL

Murata Electronics

8,992
RFQ
PTGL05AS6R8K3B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 51V 249 mA 331 mA 1.5 A - - - 6.8 Ohms -30°C ~ 85°C - - - Through Hole 0.217" Dia x 0.138" T (5.50mm x 3.50mm) 0.413" (10.50mm) - 0.197" (5.00mm)
PTGL09AS2R2K3B51B0 Murata Electronics

PTGL09AS2R2K3B51B0

PTC RESET FUSE 51V 522MA RADIAL

Murata Electronics

4,886
RFQ
PTGL09AS2R2K3B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 51V 522 mA 694 mA 4 A - - - 2.2 Ohms -30°C ~ 85°C - - - Through Hole 0.366" Dia x 0.138" T (9.30mm x 3.50mm) 0.563" (14.30mm) - 0.197" (5.00mm)
PTGL04AS220K4N51B0 Murata Electronics

PTGL04AS220K4N51B0

PTC RESET FUSE 60V 112MA RADIAL

Murata Electronics

3,455
RFQ
PTGL04AS220K4N51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 112 mA 149 mA 1 A - - - 22 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL04AS220K4B51B0 Murata Electronics

PTGL04AS220K4B51B0

PTC RESET FUSE 60V 145MA RADIAL

Murata Electronics

8,617
RFQ
PTGL04AS220K4B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 145 mA 193 mA 1 A - - - 22 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL05AS100K4B51B0 Murata Electronics

PTGL05AS100K4B51B0

PTC RESET FUSE 60V 215MA RADIAL

Murata Electronics

6,720
RFQ
PTGL05AS100K4B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 215 mA 286 mA 1.5 A - - - 10 Ohms -30°C ~ 85°C - - - Through Hole 0.217" Dia x 0.138" T (5.50mm x 3.50mm) 0.413" (10.50mm) - 0.197" (5.00mm)
PTGL07AS5R6K4B51B0 Murata Electronics

PTGL07AS5R6K4B51B0

PTC RESET FUSE 60V 290MA RADIAL

Murata Electronics

5,751
RFQ
PTGL07AS5R6K4B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 290 mA 386 mA 3 A - - - 5.6 Ohms -20°C ~ 80°C - - - Through Hole 0.287" Dia x 0.138" T (7.30mm x 3.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL09AS3R3K4B51B0 Murata Electronics

PTGL09AS3R3K4B51B0

PTC RESET FUSE 60V 421MA RADIAL

Murata Electronics

6,595
RFQ
PTGL09AS3R3K4B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 421 mA 560 mA 4 A - - - 3.3 Ohms -30°C ~ 85°C - - - Through Hole 0.366" Dia x 0.138" T (9.30mm x 3.50mm) 0.563" (14.30mm) - 0.197" (5.00mm)
PTGL12AS2R2K4B51B0 Murata Electronics

PTGL12AS2R2K4B51B0

PTC RESET FUSE 60V 556MA RADIAL

Murata Electronics

5,725
RFQ
PTGL12AS2R2K4B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 556 mA 739 mA 5 A - - - 2.2 Ohms -30°C ~ 85°C - - - Through Hole 0.453" Dia x 0.138" T (11.50mm x 3.50mm) 0.650" (16.50mm) - 0.197" (5.00mm)
PTGL04AS560K6B51B0 Murata Electronics

PTGL04AS560K6B51B0

PTC RESET FUSE 140V 94MA RADIAL

Murata Electronics

6,837
RFQ
PTGL04AS560K6B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 94 mA 125 mA 500 mA - - - 56 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.177" T (4.50mm x 4.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL05AS270K6B51B0 Murata Electronics

PTGL05AS270K6B51B0

PTC RESET FUSE 140V 134MA RADIAL

Murata Electronics

7,012
RFQ
PTGL05AS270K6B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 134 mA 178 mA 1 A - - - 27 Ohms -30°C ~ 85°C - - - Through Hole 0.217" Dia x 0.177" T (5.50mm x 4.50mm) 0.413" (10.50mm) - 0.197" (5.00mm)
PTGL07AS150K6B51B0 Murata Electronics

PTGL07AS150K6B51B0

PTC RESET FUSE 140V 187MA RADIAL

Murata Electronics

4,548
RFQ
PTGL07AS150K6B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 187 mA 249 mA 1.5 A - - - 15 Ohms -30°C ~ 85°C - - - Through Hole 0.287" Dia x 0.177" T (7.30mm x 4.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL09AS7R6K6B51B0 Murata Electronics

PTGL09AS7R6K6B51B0

PTC RESET FUSE 140V 287MA RADIAL

Murata Electronics

7,704
RFQ
PTGL09AS7R6K6B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 287 mA 382 mA 2.2 A - - - 7.6 Ohms -30°C ~ 85°C - - - Through Hole 0.366" Dia x 0.138" T (9.30mm x 3.50mm) 0.563" (14.30mm) - 0.197" (5.00mm)
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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.