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-RHT300-2-14 Bourns Inc.

MF-RHT300-2-14

PTC 3.0A 16V RADIAL LEADED HI-TE

Bourns Inc.

7,657
RFQ
MF-RHT300-2-14 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RHT Tape & Reel (TR) Active Polymeric 16V 3 A 6 A 100 A 5 s 33 mOhms 79 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.346" L x 0.118" W (8.80mm x 3.00mm) 0.543" (13.80mm) - 0.201" (5.10mm)
MF-RHT450-2-14 Bourns Inc.

MF-RHT450-2-14

PTC 4.5A 16V RADIAL LEADED HI-TE

Bourns Inc.

6,477
RFQ
MF-RHT450-2-14 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RHT Tape & Reel (TR) Active Polymeric 16V 4.5 A 7.8 A 100 A 3 s 22 mOhms 54 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.409" L x 0.118" W (10.40mm x 3.00mm) 0.614" (15.60mm) - 0.201" (5.10mm)
MF-RHT550-0-14 Bourns Inc.

MF-RHT550-0-14

PTC 5.5A 16V RADIAL LEADED HI-TE

Bourns Inc.

7,417
RFQ
MF-RHT550-0-14 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RHT Bulk Active Polymeric 16V 5.5 A 10 A 100 A 6 s 15 mOhms 37 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.441" L x 0.118" W (11.20mm x 3.00mm) 0.744" (18.90mm) - 0.201" (5.10mm)
RHEF750-1 Littelfuse Inc.

RHEF750-1

PTC RESET FUSE 16V 7.5A RADIAL

Littelfuse Inc.

7,652
RFQ
RHEF750-1 Datasheet

Datasheet

Radial, Disc PolySwitch®, RHEF Bulk Obsolete Polymeric 16V 7.5 A 13.1 A 100 A 7 s 9.4 mOhms 22 mOhms - -40°C ~ 125°C - - - Through Hole 0.551" L x 0.118" W (14.00mm x 3.00mm) 0.925" (23.50mm) - 0.199" (5.05mm)
SMD2920P125TFA Littelfuse Inc.

SMD2920P125TFA

PTC RESET FUSE 15V 1.25A 2920

Littelfuse Inc.

6,009
RFQ

-

2920 (7351 Metric), Concave POLY-FUSE®, SMD2920 Tape & Reel (TR) Obsolete Polymeric 15V 1.25 A 2.5 A 40 A 2 s 70 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.031" (0.78mm) -
BK16-1200-SZ YAGEO

BK16-1200-SZ

PTC RESET FUSE 16V 12A RAD

YAGEO

5,089
RFQ
BK16-1200-SZ Datasheet

Datasheet

Radial, Disc BK16 Bulk Active Polymeric 16V 12 A 24 A 100 A 7.5 s 3 mOhms 9 mOhms - -40°C ~ 85°C - - - Through Hole 0.886" L x 0.122" W (22.50mm x 3.10mm) 1.122" (28.50mm) - 0.413" (10.50mm)
PTR016V0500-TR Eaton - Electronics Division

PTR016V0500-TR

PTC RESET FUSE 16V 5A RADIAL

Eaton - Electronics Division

5,420
RFQ
PTR016V0500-TR Datasheet

Datasheet

Radial, Disc PTR016V Tape & Reel (TR) Active Polymeric 16V 5 A 8.5 A 100 A 2 s 10 mOhms 34 mOhms - -40°C ~ 85°C - - - Through Hole 0.409" L x 0.122" W (10.40mm x 3.10mm) 0.563" (14.30mm) - 0.197" (5.00mm)
SMD2920P100TFA Littelfuse Inc.

SMD2920P100TFA

PTC RESET FUSE 33V 1.1A 2920

Littelfuse Inc.

9,832
RFQ

-

2920 (7351 Metric), Concave POLY-FUSE®, SMD2920 Tape & Reel (TR) Obsolete Polymeric 33V 1.1 A 2.2 A 40 A 500 ms 120 mOhms 410 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.031" (0.78mm) -
MF-RG1000-AP Bourns Inc.

MF-RG1000-AP

PTC RESET FUSE 16V 10A RADIAL

Bourns Inc.

6,903
RFQ
MF-RG1000-AP Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RG Tape & Box (TB) Active Polymeric 16V 10 A 17 A 100 A 6 s 4 mOhms 10.2 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.650" L x 0.118" W (16.50mm x 3.00mm) 0.854" (21.70mm) - 0.201" (5.10mm)
PTGL09BD3R3N2B51B0 Murata Electronics

PTGL09BD3R3N2B51B0

PTC RESET FUSE 24V 248MA RADIAL

Murata Electronics

3,020
RFQ
PTGL09BD3R3N2B51B0 Datasheet

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 24V 248 mA 461 mA 2 A - - - 3.3 Ohms -10°C ~ 60°C - - - Through Hole 0.374" Dia x 0.157" T (9.50mm x 4.00mm) 0.610" (15.50mm) - 0.197" (5.00mm)
MF-RX012/250-T-0 Bourns Inc.

MF-RX012/250-T-0

PTC RESET FUSE 60V 120MA RADIAL

Bourns Inc.

8,391
RFQ
MF-RX012/250-T-0 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 120 mA - 3 A - 7 Ohms 16 Ohms - -40°C ~ 85°C - - - Through Hole 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) - 0.201" (5.10mm)
PTGL05AR181M9N52A0 Murata Electronics

PTGL05AR181M9N52A0

PTC RESET FUSE 265V 180OHM 120C

Murata Electronics

6,897
RFQ
PTGL05AR181M9N52A0 Datasheet

Datasheet

Radial, Disc Posistor® Tape & Box (TB) Obsolete Ceramic - - - - - - - 18.1 Ohms - - - - Through Hole - - - -
1210L150/12WR Littelfuse Inc.

1210L150/12WR

PTC RESET FUSE 12V 1.5A 1210

Littelfuse Inc.

7,309
RFQ
1210L150/12WR Datasheet

Datasheet

1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Obsolete Polymeric 12V 1.5 A 3 A 100 A 300 ms 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.042" (1.07mm) -
SMD0805P010TSA Littelfuse Inc.

SMD0805P010TSA

PTC RESET FUSE 15V 100MA 0805

Littelfuse Inc.

5,857
RFQ

-

0805 (2012 Metric), Concave POLY-FUSE®, SMD0805 Tape & Reel (TR) Obsolete Polymeric 15V 100 mA 300 mA 40 A 1.5 s 1 Ohms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
SMD0805P020TSA Littelfuse Inc.

SMD0805P020TSA

PTC RESET FUSE 9V 200MA 0805

Littelfuse Inc.

5,357
RFQ

-

0805 (2012 Metric), Concave POLY-FUSE®, SMD0805 Tape & Reel (TR) Obsolete Polymeric 9V 200 mA 500 mA 40 A 20 ms 650 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
SMD0805P035TSA Littelfuse Inc.

SMD0805P035TSA

PTC RESET FUSE 6V 350MA 0805

Littelfuse Inc.

7,213
RFQ

-

0805 (2012 Metric), Concave POLY-FUSE®, SMD0805 Tape & Reel (TR) Obsolete Polymeric 6V 350 mA 750 mA 40 A 100 ms 250 mOhms 1.2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.024" (0.60mm) -
LTP340 Littelfuse Inc.

LTP340

PTC RESET FUSE 24V 3.4A STRAP

Littelfuse Inc.

9,997
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 3.4 A 6.8 A 100 A 5 s 16 mOhms 50 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.604" W (25.00mm x 15.35mm) - 0.039" (1.00mm) -
LTP300F Littelfuse Inc.

LTP300F

PTC RESET FUSE 24V 3A STRAP

Littelfuse Inc.

2,346
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 3 A 6.3 A 100 A 4 s 15 mOhms 55 mOhms - -40°C ~ 85°C - - - User Defined 1.185" L x 0.522" W (30.10mm x 13.25mm) - 0.043" (1.10mm) -
BBRF550S Littelfuse Inc.

BBRF550S

PTC RESET FUSE 99V 550MA RADIAL

Littelfuse Inc.

3,740
RFQ
BBRF550S Datasheet

Datasheet

Radial, Disc PolySwitch® Bulk Obsolete Polymeric 99V 550 mA 1.1 A 20 A 60 s 800 mOhms 1.95 Ohms - - - - - Through Hole 0.429" Dia x 0.142" T (10.90mm x 3.60mm) 0.567" (14.40mm) - 0.200" (5.08mm)
VLP270DF Littelfuse Inc.

VLP270DF

PTC RESET FUSE 16V 2.7A STRAP

Littelfuse Inc.

9,661
RFQ

-

Strap PolySwitch®, VLP Bulk Discontinued at Digi-Key Polymeric 16V 2.7 A 6.5 A 60 A 5 s 12 mOhms 36 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.201" W (22.00mm x 5.10mm) - 0.032" (0.80mm) -
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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.