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
RUEF250-1 Littelfuse Inc.

RUEF250-1

PTC RESET FUSE 30V 2.5A RADIAL

Littelfuse Inc.

8,344
RFQ
RUEF250-1 Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Bulk Obsolete Polymeric 30V 2.5 A 5 A 100 A 10.3 s 20 mOhms 70 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.720" (18.30mm) - 0.199" (5.05mm)
15ST175U Littelfuse Inc.

15ST175U

PTC RESET FUSE 15V 1.75A STRAP

Littelfuse Inc.

2,908
RFQ

-

Strap POLY-FUSE®, ST Bulk Obsolete Polymeric 15V 1.75 A 3.8 A 100 A 5 s 50 mOhms 120 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.199" W (22.00mm x 5.05mm) - 0.039" (1.00mm) -
PFRA.090.2.009 SCHURTER Inc.

PFRA.090.2.009

PTC RESET FUSE 30V 900MA RADIAL

SCHURTER Inc.

3,507
RFQ
PFRA.090.2.009 Datasheet

Datasheet

Radial, Disc PFRA Tape & Reel (TR) 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)
VLP120UF Littelfuse Inc.

VLP120UF

PTC RESET FUSE 16V 1.2A STRAP

Littelfuse Inc.

6,813
RFQ

-

Strap PolySwitch®, VLP Bulk Obsolete Polymeric 16V 1.2 A 3.6 A 60 A 5 s 39 mOhms 134 mOhms - - - - - User Defined - 0.028" (0.70mm) - -
MF-R025-AP Bourns Inc.

MF-R025-AP

PTC RESET FUSE 60V 250MA RADIAL

Bourns Inc.

5,546
RFQ
MF-R025-AP Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active 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)
MF-R010-AP-17 Bourns Inc.

MF-R010-AP-17

PTC RESETTABLE 0.1A 60V RADIAL L

Bourns Inc.

5,291
RFQ
MF-R010-AP-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 60V 100 mA 200 mA 40 A 4 s 2.5 Ohms 7.5 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
MF-R005-2-14 Bourns Inc.

MF-R005-2-14

PTC RESETTABLE 0.05A 60V RADIAL

Bourns Inc.

7,817
RFQ
MF-R005-2-14 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Reel (TR) Active Polymeric 60V 50 mA 100 mA 40 A 5 s 7.3 Ohms 22 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.315" Dia x 0.122" T (8.00mm x 3.10mm) 0.327" (8.30mm) - 0.201" (5.10mm)
MF-R025-0-17 Bourns Inc.

MF-R025-0-17

PTC RESETTABLE 0.25A 60V RADIAL

Bourns Inc.

5,214
RFQ
MF-R025-0-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 60V 250 mA 500 mA 40 A 2.5 s 1 Ohms 3 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
MF-R017-AP-17 Bourns Inc.

MF-R017-AP-17

PTC RESETTABLE 0.17A 60V RADIAL

Bourns Inc.

8,618
RFQ
MF-R017-AP-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 60V 170 mA 340 mA 40 A 3 s 2 Ohms 8 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
MF-R020-0-17 Bourns Inc.

MF-R020-0-17

PTC RESETTABLE 0.2A 60V RADIAL L

Bourns Inc.

9,448
RFQ
MF-R020-0-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 60V 200 mA 400 mA 40 A 2.2 s 1.5 Ohms 4.4 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
MF-R030-0-17 Bourns Inc.

MF-R030-0-17

PTC RESETTABLE 0.3A 60V RADIAL L

Bourns Inc.

3,387
RFQ
MF-R030-0-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 60V 300 mA 600 mA 40 A 3 s 760 mOhms 2.1 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.528" (13.40mm) - 0.201" (5.10mm)
MF-R017-2-17 Bourns Inc.

MF-R017-2-17

PTC RESETTABLE 0.17A 60V RADIAL

Bourns Inc.

2,590
RFQ
MF-R017-2-17 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Reel (TR) Active Polymeric 60V 170 mA 340 mA 40 A 3 s 2 Ohms 8 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RF5029-000 Littelfuse Inc.

RF5029-000

NANOASMDCH010F-2

Littelfuse Inc.

8,791
RFQ
RF5029-000 Datasheet

Datasheet

1206 (3216 Metric), Concave PolySwitch®nanoASMDCH Bulk Active Polymeric 30V 100 mA 300 mA 20 A 5 s 1 Ohms 7.5 Ohms - -40°C ~ 125°C Automotive AEC-Q200 - Surface Mount 0.126" L x 0.063" W (3.20mm x 1.59mm) - 0.033" (0.85mm) -
TCF250-145 Littelfuse Inc.

TCF250-145

PTC RESET FUSE 60V 145MA SMD

Littelfuse Inc.

2,185
RFQ
TCF250-145 Datasheet

Datasheet

Nonstandard SMD PolySwitch®, TCF250 Bulk Active Polymeric 60V (250V Int) 145 mA 290 mA 3 A 2.5 s 3 Ohms 14 Ohms - -40°C ~ 85°C - - - Surface Mount 0.217" L x 0.217" W (5.50mm x 5.50mm) - 0.091" (2.30mm) -
PTGL05AS100K4B51A0 Murata Electronics

PTGL05AS100K4B51A0

PTC RESET FUSE 60V 215MA RADIAL

Murata Electronics

6,552
RFQ
PTGL05AS100K4B51A0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) 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) 0.630" (16.00mm) - 0.197" (5.00mm)
SMD1210P050TFA Littelfuse Inc.

SMD1210P050TFA

PTC RESET FUSE 13.2V 500MA 1210

Littelfuse Inc.

8,207
RFQ
SMD1210P050TFA Datasheet

Datasheet

1210 (3225 Metric), Concave POLY-FUSE®, SMD1210 Tape & Reel (TR) Obsolete Polymeric 13.2V 500 mA 1 A 40 A 100 ms 250 mOhms 900 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.027" (0.68mm) -
SMD1210P075TFA Littelfuse Inc.

SMD1210P075TFA

PTC RESET FUSE 6V 750MA 1210

Littelfuse Inc.

3,380
RFQ
SMD1210P075TFA Datasheet

Datasheet

1210 (3225 Metric), Concave POLY-FUSE®, SMD1210 Tape & Reel (TR) Obsolete Polymeric 6V 750 mA 1.5 A 40 A 100 ms 130 mOhms 400 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.027" (0.68mm) -
SRP200 Littelfuse Inc.

SRP200

PTC RESET FUSE 30V 2A STRAP

Littelfuse Inc.

6,277
RFQ
SRP200 Datasheet

Datasheet

Strap PolySwitch®, SRP Bulk Obsolete Polymeric 30V 2 A 4.4 A 100 A 4 s 30 mOhms 100 mOhms - -40°C ~ 85°C - - - User Defined 0.880" L x 0.417" W (22.35mm x 10.60mm) - 0.043" (1.10mm) -
SRP120 Littelfuse Inc.

SRP120

PTC RESET FUSE 15V 1.2A STRAP

Littelfuse Inc.

3,246
RFQ
SRP120 Datasheet

Datasheet

Strap PolySwitch®, SRP Bulk Obsolete Polymeric 15V 1.2 A 2.7 A 100 A 5 s 85 mOhms 220 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.199" W (21.00mm x 5.05mm) - 0.039" (1.00mm) -
SRP175 Littelfuse Inc.

SRP175

PTC RESET FUSE 15V 1.75A STRAP

Littelfuse Inc.

3,399
RFQ
SRP175 Datasheet

Datasheet

Strap PolySwitch®, SRP Bulk Obsolete Polymeric 15V 1.75 A 3.8 A 100 A 5 s 50 mOhms 120 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.199" W (22.00mm x 5.05mm) - 0.039" (1.00mm) -
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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.