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-SM150-2 Bourns Inc.

MF-SM150-2

PTC RESET FUSE 15V 1.5A 2SMD

Bourns Inc.

3,735
RFQ
MF-SM150-2 Datasheet

Datasheet

2-SMD Multifuse®, MF-SM Tape & Reel (TR) Active Polymeric 15V 1.5 A 3 A 100 A 5 s 60 mOhms 250 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.344" L x 0.264" W (8.75mm x 6.71mm) - 0.118" (3.00mm) -
MINIASMDC020F-2 Littelfuse Inc.

MINIASMDC020F-2

PTC RESET FUSE 30V 200MA 1812

Littelfuse Inc.

2,826
RFQ
MINIASMDC020F-2 Datasheet

Datasheet

1812 (4532 Metric), Concave PolySwitch®, miniASMD Tape & Reel (TR) Active Polymeric 30V 200 mA 400 mA 10 A 20 ms 600 mOhms 3.3 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.035" (0.89mm) -
PRG21AR220MS1RK Murata Electronics

PRG21AR220MS1RK

PTC RESET FUSE 16V 75MA 0805

Murata Electronics

2,600
RFQ
PRG21AR220MS1RK Datasheet

Datasheet

0805 (2012 Metric) POSISTOR®, PRG Tape & Reel (TR) Active Ceramic 16V 75 mA 195 mA 900 mA - - - 22 Ohms -40°C ~ 105°C - - - Surface Mount 0.079" L x 0.049" W (2.00mm x 1.25mm) - 0.057" (1.45mm) -
MF-SMDF150-2 Bourns Inc.

MF-SMDF150-2

PTC RESET FUSE 15V 1.5A 2018

Bourns Inc.

57,674
RFQ
MF-SMDF150-2 Datasheet

Datasheet

2018 (5045 Metric), Concave Multifuse®, MF-SMDF Tape & Reel (TR) Active Polymeric 15V 1.5 A 3 A 40 A 800 ms 50 mOhms 170 mOhms - -40°C ~ 85°C - - - Surface Mount 0.200" L x 0.180" W (5.08mm x 4.58mm) - 0.033" (0.85mm) -
MF-R075-2 Bourns Inc.

MF-R075-2

PTC RESET FUSE 60V 750MA RADIAL

Bourns Inc.

21,356
RFQ
MF-R075-2 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Reel (TR) Active Polymeric 60V 750 mA 1.5 A 40 A 6.3 s 180 mOhms 600 mOhms - -40°C ~ 85°C - - - Through Hole 0.409" Dia x 0.122" T (10.40mm x 3.10mm) 0.630" (16.00mm) - 0.201" (5.10mm)
MF-R185 Bourns Inc.

MF-R185

PTC RESET FUSE 30V 1.85A RADIAL

Bourns Inc.

11,232
RFQ
MF-R185 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 30V 1.85 A 3.7 A 40 A 8.7 s 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.472" Dia x 0.118" T (12.00mm x 3.00mm) 0.724" (18.40mm) - 0.201" (5.10mm)
RXEF065-2 Littelfuse Inc.

RXEF065-2

PTC RESET FUSE 72V 650MA RADIAL

Littelfuse Inc.

10,420
RFQ
RXEF065-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 72V 650 mA 1.3 A 40 A 5.3 s 310 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.370" Dia x 0.118" T (9.40mm x 3.00mm) 0.571" (14.50mm) - 0.200" (5.08mm)
MF-R160 Bourns Inc.

MF-R160

PTC RESET FUSE 30V 1.6A RADIAL

Bourns Inc.

4,872
RFQ
MF-R160 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 30V 1.6 A 3.2 A 40 A 8 s 55 mOhms 150 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" Dia x 0.118" T (10.20mm x 3.00mm) 0.661" (16.80mm) - 0.201" (5.10mm)
RXEF090 Littelfuse Inc.

RXEF090

PTC RESET FUSE 72V 900MA RADIAL

Littelfuse Inc.

4,704
RFQ
RXEF090 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 72V 900 mA 1.8 A 40 A 7.2 s 200 mOhms 470 mOhms - -40°C ~ 85°C - - - Through Hole 0.441" Dia x 0.118" T (11.20mm x 3.00mm) 0.622" (15.80mm) - 0.199" (5.05mm)
RUEF160-2 Littelfuse Inc.

RUEF160-2

PTC RESET FUSE 30V 1.6A RADIAL

Littelfuse Inc.

4,653
RFQ
RUEF160-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Tape & Reel (TR) Active Polymeric 30V 1.6 A 3.2 A 100 A 8 s 30 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.598" (15.20mm) - 0.199" (5.05mm)
MINISMDC300F-2 Littelfuse Inc.

MINISMDC300F-2

PTC RESET FUSE 6V 3A 1812

Littelfuse Inc.

4,330
RFQ
MINISMDC300F-2 Datasheet

Datasheet

1812 (4532 Metric), Concave PolySwitch®, miniSMD Tape & Reel (TR) Active Polymeric 6V 3 A 6 A 100 A 5 s 11 mOhms 36 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.030" (0.76mm) -
RKEF050-AP Littelfuse Inc.

RKEF050-AP

PTC RESET FUSE 60V 500MA RADIAL

Littelfuse Inc.

3,898
RFQ
RKEF050-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RKEF Cut Tape (CT) Active Polymeric 60V 500 mA 1 A 40 A 800 ms 320 mOhms 900 mOhms - -40°C ~ 85°C - - - Through Hole 0.280" L x 0.140" W (7.10mm x 3.56mm) 0.450" (11.43mm) - 0.199" (5.05mm)
0ZRE0012FF1C Bel Fuse Inc.

0ZRE0012FF1C

PTC RESET FUSE 240V 120MA RADIAL

Bel Fuse Inc.

3,770
RFQ
0ZRE0012FF1C Datasheet

Datasheet

Radial, Disc 0ZRE Box Active Polymeric 240V 120 mA 300 mA 2 A 15 s 3 Ohms 12 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.327" L x 0.150" W (8.30mm x 3.80mm) 0.421" (10.70mm) - 0.201" (5.10mm)
60R020XPR Littelfuse Inc.

60R020XPR

PTC RESET FUSE 60V 200MA RADIAL

Littelfuse Inc.

2,882
RFQ
60R020XPR Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 60R Cut Tape (CT) Active Polymeric 60V 200 mA 400 mA 40 A 2.2 s 1.83 Ohms 4.4 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
RXEF005-2 Littelfuse Inc.

RXEF005-2

PTC RESET FUSE 60V 50MA RADIAL

Littelfuse Inc.

2,203
RFQ
RXEF005-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 60V 50 mA 100 mA 40 A 5 s 7.3 Ohms 20 Ohms - -40°C ~ 85°C - - - Through Hole 0.315" Dia x 0.118" T (8.00mm x 3.00mm) 0.327" (8.30mm) - 0.199" (5.05mm)
RUEF185-2 Littelfuse Inc.

RUEF185-2

PTC RESET FUSE 30V 1.85A RADIAL

Littelfuse Inc.

40,617
RFQ
RUEF185-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Tape & Reel (TR) Active Polymeric 30V 1.85 A 3.7 A 100 A 8.7 s 30 mOhms 90 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" L x 0.118" W (10.20mm x 3.00mm) 0.618" (15.70mm) - 0.199" (5.05mm)
MF-RX135/72-2 Bourns Inc.

MF-RX135/72-2

PTC RESET FUSE 72V 1.35A RADIAL

Bourns Inc.

32,299
RFQ
MF-RX135/72-2 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Reel (TR) Active Polymeric 72V 1.35 A 2.7 A 40 A 9.6 s 120 mOhms 300 mOhms - -40°C ~ 85°C - - - Through Hole 0.483" L x 0.122" W (12.26mm x 3.10mm) 0.718" (18.26mm) - 0.201" (5.10mm)
1206L075THYR Littelfuse Inc.

1206L075THYR

PTC RESET FUSE 8V 750MA 1206

Littelfuse Inc.

12,537
RFQ
1206L075THYR Datasheet

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 8V 750 mA 1.5 A 100 A 200 ms 90 mOhms 290 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
MF-FSML125/8-2 Bourns Inc.

MF-FSML125/8-2

PTC RESET FUSE 8V 1.25A 0603

Bourns Inc.

6,998
RFQ
MF-FSML125/8-2 Datasheet

Datasheet

0603 (1608 Metric), Concave Multifuse®, MF-FSML Tape & Reel (TR) Active Polymeric 8V 1.25 A 2.5 A 50 A 3 s 20 mOhms 180 mOhms - -40°C ~ 85°C - - - Surface Mount 0.065" L x 0.033" W (1.65mm x 0.85mm) - 0.028" (0.70mm) -
MF-PSML300/6-2 Bourns Inc.

MF-PSML300/6-2

PTC RESET FUSE 6V 3A 0805

Bourns Inc.

2,970
RFQ
MF-PSML300/6-2 Datasheet

Datasheet

0805 (2012 Metric), Concave Multifuse®, MF-PSML/X Tape & Reel (TR) Active Polymeric 6V 3 A 6 A 50 A 5 s 3 mOhms 20 mOhms - -40°C ~ 85°C - - - Surface Mount 0.085" L x 0.053" W (2.15mm x 1.35mm) - 0.055" (1.40mm) -
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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.