Multifuse® PTC Resettable Fuses

Bourns Multifuse® PTC Resettable Fuses are available in polymer or ceramic with surface-mount, through-hole, or strap-mount configurations. The materials used in these fuses allow them to reset after a fault condition has been removed, and the increase in resistance changes exponentially rather than in a linear manner. Resettable overcurrent protection offers reliability and a longer part life. Bourns Multifuse PTCs provide resettable overcurrent protection, extra-low resistance, and are RoHS compliant. These fuses are ideal circuit protection for a variety of industrial and consumer applications, including computer, battery, automotive, and telecommunications.

Results: 755
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Mounting Style Termination Style Hold Current Maximum Voltage Trip Current Current Rating - Max Resistance Package/Case Minimum Operating Temperature Maximum Operating Temperature Lead Spacing Qualification Packaging
Bourns Resettable Fuses - PPTC 4.336In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 200 mA 60 V 400 mA 40 A 6 Ohms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.477In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 300 mA 33 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.806In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 350 mA 33 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 3.719In Stock
Min.: 1
Mult.: 1
: 1.000

MF-MSFM PCB Mount SMD/SMT 350 mA 60 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.585In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 500 mA 16 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.711In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 500 mA 24 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.741In Stock
Min.: 1
Mult.: 1
: 1.000

MF-MSFM PCB Mount SMD/SMT 500 mA 60 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.880In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 750 mA 16 V 1.5 A 100 A 450 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.740In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 750 mA 24 V 1.5 A 40 A 450 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.575In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.1 A 16 V 2.2 A 100 A 210 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 5.229In Stock
12.000Expected 17/08/2026
Min.: 1
Mult.: 1
: 1.000

MF-MSFM PCB Mount SMD/SMT 1.1 A 33 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.761In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.1 A 8 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.739In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.25 A 12 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.100In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.25 A 16 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.260In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.25 A 24 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.935In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.25 A 8 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.990In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.5 A 12 V 3 A 100 A 120 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.422In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.5 A 16 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.841In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.5 A 8 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.490In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.6 A 12 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.258In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.6 A 16 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.103In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 1.6 A 24 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 2.000In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 1.6 A 8 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.320In Stock
Min.: 1
Mult.: 1
: 1.500

MF-MSFM PCB Mount SMD/SMT 2 A 12 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 1.861In Stock
Min.: 1
Mult.: 1
: 2.000

MF-MSFM PCB Mount SMD/SMT 2 A 8 V 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel