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
1210L350SLWR Littelfuse Inc.

1210L350SLWR

PTC RESET FUSE 6V 3.5A 1210

Littelfuse Inc.

426
RFQ
1210L350SLWR Datasheet

Datasheet

1210 (3225 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 3.5 A 7 A 50 A 2 s 3 mOhms 18 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.028" (0.70mm) -
1210L500/12SLWR Littelfuse Inc.

1210L500/12SLWR

PTC RESET FUSE 5.0A 12V 1210

Littelfuse Inc.

6,653
RFQ
1210L500/12SLWR Datasheet

Datasheet

1210 (3225 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 5 A 10 A 50 A 2 s 1 mOhms 12 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.101" W (3.22mm x 2.58mm) - 0.055" (1.40mm) -
1206L450SLWR Littelfuse Inc.

1206L450SLWR

PTC RESET FUSE 6V 4.5A 1206

Littelfuse Inc.

6,642
RFQ
1206L450SLWR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 4.5 A 9 A 50 A 2 s 1 mOhms 14 mOhms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.047" (1.20mm) -
NANOSMDH075F-02 Littelfuse Inc.

NANOSMDH075F-02

PTC RESET FUSE 6V 750MA 1206

Littelfuse Inc.

2,582
RFQ
NANOSMDH075F-02 Datasheet

Datasheet

1206 (3216 Metric) PolySwitch®, nanoSMD Tape & Reel (TR) Active Polymeric 6V 750 mA 2 A 10 A 100 ms 100 mOhms 360 mOhms - -40°C ~ 125°C - - - Surface Mount 0.126" L x 0.063" W (3.20mm x 1.60mm) - 0.039" (1.00mm) -
0805L300SLWR Littelfuse Inc.

0805L300SLWR

PTC RESET FUSE 6V 3A 0805

Littelfuse Inc.

3,664
RFQ
0805L300SLWR Datasheet

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 3 A 6 A 50 A 5 s 3 mOhms 30 mOhms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.055" (1.40mm) -
1206L300/12SLYR Littelfuse Inc.

1206L300/12SLYR

PTC RESET FUSE 3.0A 12V 1206

Littelfuse Inc.

2,527
RFQ
1206L300/12SLYR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 3 A 6 A 50 A 4 s 3 mOhms 30 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
1206L500/12SLPR Littelfuse Inc.

1206L500/12SLPR

PTC RESET FUSE 5.0A 12V 1206

Littelfuse Inc.

1,462
RFQ
1206L500/12SLPR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 5 A 10 A 50 A 2 s 1 mOhms 12 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.055" (1.40mm) -
B59751C0120A070 EPCOS - TDK Electronics

B59751C0120A070

PTC RESET FUSE 440V 87MA RADIAL

EPCOS - TDK Electronics

19,064
RFQ
B59751C0120A070 Datasheet

Datasheet

Radial, Disc B59751 Bulk Active Ceramic 440V 87 mA 173 mA 4 A - - - 50 Ohms -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.512" Dia x 0.295" T (13.00mm x 7.50mm) 0.709" (18.00mm) - 0.197" (5.00mm)
60R250XF Littelfuse Inc.

60R250XF

PTC RESET FUSE 60V 2.5A RADIAL

Littelfuse Inc.

567
RFQ
60R250XF Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 60R Bulk Active Polymeric 60V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.785" Dia x 0.122" T (19.93mm x 3.10mm) 1.032" (26.20mm) - 0.402" (10.20mm)
B59935C0120A070 EPCOS - TDK Electronics

B59935C0120A070

PTC RESET FUSE 30V 1.8A RADIAL

EPCOS - TDK Electronics

1,636
RFQ
B59935C0120A070 Datasheet

Datasheet

Radial, Disc B59935 Bulk Active Ceramic 30V 1.8 A 3.6 A 10 A - - - 300 mOhms -40°C ~ 85°C - - - Through Hole 0.866" Dia x 0.138" T (22.00mm x 3.50mm) 1.004" (25.50mm) - 0.197" (5.00mm)
B59830C0120A070 EPCOS - TDK Electronics

B59830C0120A070

PTC RESET FUSE 265V 460MA RADIAL

EPCOS - TDK Electronics

639
RFQ
B59830C0120A070 Datasheet

Datasheet

Radial, Disc - Bulk Active Ceramic 265V 460 mA 920 mA 7 A - - - 3.7 Ohms 0°C ~ 60°C - - - Through Hole 0.866" Dia x 0.197" T (22.00mm x 5.00mm) 1.004" (25.50mm) - 0.197" (5.00mm)
SMDC310F/18-02 Littelfuse Inc.

SMDC310F/18-02

PTC RESET FUSE 18V 3.1A 2920

Littelfuse Inc.

964
RFQ
SMDC310F/18-02 Datasheet

Datasheet

2920 (7351 Metric), Concave SMDC Tape & Reel (TR) Active Polymeric 18V 3.1 A 6 A 50 A 25 s - - - - - - - Surface Mount 0.295" L x 0.201" W (7.50mm x 5.10mm) - 0.067" (1.70mm) -
CL20 7R0120 Ametherm

CL20 7R0120

PTC RESET FUSE 350V 850MA RADIAL

Ametherm

345
RFQ
CL20 7R0120 Datasheet

Datasheet

Radial, Disc - Bulk Active - 350V 850 mA 1.6 A - - - - 7 Ohms - - - - Through Hole 0.827" Dia x 0.236" T (21.00mm x 6.00mm) - - 0.307" (7.80mm)
0805L110WR Littelfuse Inc.

0805L110WR

PTC RESET FUSE 6V 1.1A 0805

Littelfuse Inc.

6,714
RFQ
0805L110WR Datasheet

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 1.1 A 2 A 100 A 100 ms 50 mOhms 160 mOhms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.043" (1.10mm) -
0805L075WR Littelfuse Inc.

0805L075WR

PTC RESET FUSE 6V 750MA 0805

Littelfuse Inc.

3,488
RFQ
0805L075WR Datasheet

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 750 mA 1.5 A 40 A 200 ms 90 mOhms 350 mOhms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.030" (0.75mm) -
16R1400GH Littelfuse Inc.

16R1400GH

PTC RESET FUSE 16V 14A RADIAL

Littelfuse Inc.

10,724
RFQ
16R1400GH Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 16R Bulk Active Polymeric 16V 14 A 23.8 A 100 A 9 s 2.6 mOhms 6.4 mOhms - -40°C ~ 85°C - - - Through Hole 0.925" L x 0.138" W (23.50mm x 3.50mm) 1.098" (27.90mm) - 0.402" (10.20mm)
0402L075SLKR Littelfuse Inc.

0402L075SLKR

PTC 6V POLYFUSE SMT 0402 SL 0.75

Littelfuse Inc.

34,844
RFQ
0402L075SLKR Datasheet

Datasheet

0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 750 mA 1.5 A 40 A 100 ms 30 mOhms 300 mOhms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
YS4020 Amphenol Advanced Sensors (Thermometrics)

YS4020

PTC RESET FUSE 1.0KV RADIAL DISC

Amphenol Advanced Sensors (Thermometrics)

888
RFQ
YS4020 Datasheet

Datasheet

Radial, Disc YS Bulk Active Ceramic 1.0kV - - - - - - 1.1 kOhms -20°C ~ 60°C - - - Through Hole 0.315" Dia x 0.236" T (8.00mm x 6.00mm) 0.472" (12.00mm) - 0.295" (7.50mm)
1206L110/12SLYR Littelfuse Inc.

1206L110/12SLYR

PTC RESET FUSE 12V 1.1A 1206

Littelfuse Inc.

2,918
RFQ
1206L110/12SLYR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 1.1 A 2.2 A 50 A 300 ms 15 mOhms 130 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.033" (0.85mm) -
YQS8065 Amphenol Advanced Sensors (Thermometrics)

YQS8065

PTC RESET FUSE 265V 168MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

5,798
RFQ
YQS8065 Datasheet

Datasheet

Radial, Disc YM Bulk Active Ceramic 265V 168 mA 265 mA 1.3 A - - - 20 Ohms 0°C ~ 55°C - - - Through Hole 0.374" Dia x 0.177" T (9.50mm x 4.50mm) 0.591" (15.00mm) - 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.