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
MF-VS210SS-0 Bourns Inc.

MF-VS210SS-0

PTC RESET FUSE 16V 2.1A STRAP

Bourns Inc.

2,826
RFQ
MF-VS210SS-0 Datasheet

Datasheet

Strap Multifuse®, MF-VS Bulk Obsolete Polymeric 16V 2.1 A 4.7 A 100 A 5 s 18 mOhms 60 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) - 0.035" (0.90mm) -
MF-S175S Bourns Inc.

MF-S175S

PTC RESET FUSE 15V 1.75A STRAP

Bourns Inc.

8,724
RFQ
MF-S175S Datasheet

Datasheet

Strap Multifuse®, MF-S Bulk Obsolete Polymeric 15V 1.75 A 3.8 A 100 A 4 s 50 mOhms 120 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.199" W (21.00mm x 5.05mm) - 0.039" (1.00mm) -
MF-S175SS-0 Bourns Inc.

MF-S175SS-0

PTC RESET FUSE 15V 1.75A STRAP

Bourns Inc.

9,143
RFQ
MF-S175SS-0 Datasheet

Datasheet

Strap Multifuse®, MF-S Bulk Obsolete Polymeric 15V 1.75 A 3.8 A 100 A 4 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) -
MF-S200S Bourns Inc.

MF-S200S

PTC RESET FUSE 30V 2A STRAP

Bourns Inc.

9,542
RFQ
MF-S200S Datasheet

Datasheet

Strap Multifuse®, MF-S 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) -
MF-S350S Bourns Inc.

MF-S350S

PTC RESET FUSE 30V 3.5A STRAP

Bourns Inc.

2,282
RFQ
MF-S350S Datasheet

Datasheet

Strap Multifuse®, MF-S Bulk Obsolete Polymeric 30V 3.5 A 6.3 A 100 A 3 s 17 mOhms 40 mOhms - -40°C ~ 85°C - - - User Defined 1.185" L x 0.522" W (30.10mm x 13.25mm) - 0.043" (1.10mm) -
MF-S420S Bourns Inc.

MF-S420S

PTC RESET FUSE 30V 4.2A STRAP

Bourns Inc.

4,783
RFQ
MF-S420S Datasheet

Datasheet

Strap Multifuse®, MF-S Bulk Obsolete Polymeric 30V 4.2 A 7.6 A 100 A 6 s 12 mOhms 40 mOhms - -40°C ~ 85°C - - - User Defined 1.240" L x 0.522" W (31.50mm x 13.25mm) - 0.043" (1.10mm) -
MF-LR190S Bourns Inc.

MF-LR190S

PTC RESET FUSE 15V 1.9A STRAP

Bourns Inc.

7,071
RFQ
MF-LR190S Datasheet

Datasheet

Strap Multifuse®, MF-LR Bulk Obsolete Polymeric 15V 1.9 A 3.9 A 100 A 5 s 39 mOhms 102 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.199" W (21.00mm x 5.05mm) - 0.039" (1.00mm) -
MF-LR260S Bourns Inc.

MF-LR260S

PTC RESET FUSE 15V 2.6A STRAP

Bourns Inc.

3,007
RFQ
MF-LR260S Datasheet

Datasheet

Strap Multifuse®, MF-LR Bulk Obsolete Polymeric 15V 2.6 A 5.8 A 100 A 5 s 20 mOhms 83 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.199" W (22.00mm x 5.05mm) - 0.039" (1.00mm) -
MF-LR600S Bourns Inc.

MF-LR600S

PTC RESET FUSE 10V 6A STRAP

Bourns Inc.

7,822
RFQ
MF-LR600S Datasheet

Datasheet

Strap Multifuse®, MF-LR Bulk Obsolete Polymeric 10V 6 A 11.7 A 100 A 5 s 7 mOhms 19 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.587" W (25.00mm x 14.90mm) - 0.039" (1.00mm) -
MXP370BD Littelfuse Inc.

MXP370BD

PTC RESET FUSE 6V 3.7A STRAP

Littelfuse Inc.

4,087
RFQ
MXP370BD Datasheet

Datasheet

Strap PolySwitch®, MXP Bag Obsolete Polymeric 6V 3.7 A 9 A 50 A 5 s 4 mOhms 16 mOhms - - - - - User Defined 0.429" L x 0.122" W (10.90mm x 3.11mm) - 0.043" (1.10mm) -
FEMTOSMDC005F-02 Littelfuse Inc.

FEMTOSMDC005F-02

POLYSWITCH RESET FUSE 0.05A SMD

Littelfuse Inc.

2,973
RFQ
FEMTOSMDC005F-02 Datasheet

Datasheet

0603 (1608 Metric), Concave PolySwitch® Tape & Reel (TR) Active Polymeric 15V 50 mA 150 mA 40 A 100 ms 3.8 Ohms - - - - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.026" (0.65mm) -
FEMTOSMDC008F-02 Littelfuse Inc.

FEMTOSMDC008F-02

PTC RESET FUSE 15V 50MA 0603

Littelfuse Inc.

8,605
RFQ
FEMTOSMDC008F-02 Datasheet

Datasheet

0603 (1608 Metric), Concave PolySwitch®, femtoSMD Tape & Reel (TR) Active Polymeric 15V 50 mA 150 mA 40 A 100 ms 3.8 Ohms - - - - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.033" (0.85mm) -
FEMTOSMDC010F-02 Littelfuse Inc.

FEMTOSMDC010F-02

PTC RESET FUSE 12V 100MA 0603

Littelfuse Inc.

8,105
RFQ
FEMTOSMDC010F-02 Datasheet

Datasheet

0603 (1608 Metric), Concave PolySwitch®, femtoSMD Tape & Reel (TR) Active Polymeric 12V 100 mA 250 mA 40 A 100 ms 1.7 Ohms 8 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.033" (0.85mm) -
TRF250-145ST-B-0.5 Littelfuse Inc.

TRF250-145ST-B-0.5

PTC RESET FUSE 60V 145MA RADIAL

Littelfuse Inc.

4,709
RFQ
TRF250-145ST-B-0.5 Datasheet

Datasheet

Radial, Disc PolySwitch®, TRF250 Bag Active Polymeric 60V (250V Int) 145 mA 290 mA 3 A 2.5 s 3 Ohms 14 Ohms - -40°C ~ 85°C - - - Through Hole 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) - 0.197" (5.00mm)
TRF600-150-RC Littelfuse Inc.

TRF600-150-RC

PTC RESET FUSE 250V 150MA RADIAL

Littelfuse Inc.

5,231
RFQ
TRF600-150-RC Datasheet

Datasheet

Radial, Disc PolySwitch®, TRF600 Bag Active Polymeric 250V (600V Int) 150 mA 300 mA 40 A 3 s 9 Ohms 22 Ohms - -40°C ~ 85°C - - - Through Hole 0.354" L x 0.181" W (9.00mm x 4.60mm) 0.492" (12.50mm) - 0.197" (5.00mm)
B59980C0160A070 EPCOS - TDK Electronics

B59980C0160A070

PTC RESET FUSE 54V RADIAL DISC

EPCOS - TDK Electronics

2,029
RFQ
B59980C0160A070 Datasheet

Datasheet

Radial, Disc B59980 Bulk Obsolete Ceramic 54V - - 1 A - 16.5 Ohms 25 Ohms - -40°C ~ 125°C - - - Through Hole 0.256" Dia x 0.138" T (6.50mm x 3.50mm) 0.394" (10.00mm) - 0.197" (5.00mm)
1206L110/12WR Littelfuse Inc.

1206L110/12WR

PTC RESET FUSE 12V 1.1A 1206

Littelfuse Inc.

8,451
RFQ
1206L110/12WR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 12V 1.1 A 2.2 A 100 A 100 ms 40 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
1812L750SLPR Littelfuse Inc.

1812L750SLPR

PTC RESET FUSE 6V 7.5A 1812

Littelfuse Inc.

2,169
RFQ
1812L750SLPR Datasheet

Datasheet

1812 (4532 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 7.5 A 15 A 50 A 2 s 1 mOhms 6 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.028" (0.70mm) -
YQD100N150 Amphenol Advanced Sensors (Thermometrics)

YQD100N150

PTC RESET FUSE 265V RADIAL DISC

Amphenol Advanced Sensors (Thermometrics)

7,491
RFQ
YQD100N150 Datasheet

Datasheet

Radial, Disc YQ Bulk Active Ceramic 265V - - - - - - - 0°C ~ 60°C - - - Through Hole 0.256" Dia x 0.197" T (6.50mm x 5.00mm) - - 0.201" (5.10mm)
YQZ120N120 Amphenol Advanced Sensors (Thermometrics)

YQZ120N120

PTC RESET FUSE 18V RADIAL DISC

Amphenol Advanced Sensors (Thermometrics)

4,951
RFQ
YQZ120N120 Datasheet

Datasheet

Radial, Disc YQ Bulk Active Ceramic 18V - - - - - - - 0°C ~ 60°C - - - Through Hole - - - -
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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.