PolySwitch Surface-Mount Resettable PTCs

Littelfuse PolySwitch Surface-Mount (SMD) Resettable PTCs provide overcurrent protection for applications where space is at a premium, and resettable protection is desired. The components are reliable and capable of protecting computers and consumer electronics against temporary overcurrent faults. Package sizes range from 0402 to 3425, while the current hold ranges from 50mA to 7.0A. The Littelfuse PolySwitch SMD product family is qualified to strict automotive standards (per AECQ200). As a result, these PTCs are suitable for protecting electronic control units (ECUs) against damage from faults that would otherwise require costly, complete module replacement.

Results: 409
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) 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 Qualification Packaging
Littelfuse Resettable Fuses - PPTC 1.10A 16V 100A Imax 12.366In Stock
Cut Tape
3,72 kr.
3,21 kr.
2,82 kr.
2,60 kr.
Reel
1,84 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD PCB Mount SMD/SMT 1812 (4532 metric) + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.5A 12V 100A Imax 33.971In Stock
Cut Tape
3,72 kr.
3,13 kr.
2,75 kr.
2,51 kr.
Reel
1,84 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 1.5 A 12 VDC 2.8 A 100 A 110 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .2A 30V 10A Imax 22.759In Stock
52.000Expected 24/02/2027
Cut Tape
2,76 kr.
2,52 kr.
2,18 kr.
2,01 kr.
Reel
1,22 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 200 mA 30 VDC 400 mA 10 A 3.3 Ohms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .75A 13.2V 100A Imax 13.898In Stock
Cut Tape
2,89 kr.
2,53 kr.
2,45 kr.
2,13 kr.
Reel
1,50 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 750 mA 13.2 VDC 1.5 A 100 A 450 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 24V 750MA-HD 40A MAX 8.572In Stock
Cut Tape
4,36 kr.
3,99 kr.
3,32 kr.
3,05 kr.
Reel
1,92 kr.
Min.: 1
Mult.: 1
: 1.500
miniSMD SMD/SMT SMD/SMT 750 mA 24 VDC 1.5 A 40 A 290 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 33V 750MA-HD 100A MAX 20.629In Stock
Cut Tape
4,36 kr.
3,99 kr.
3,32 kr.
3,06 kr.
Reel
1,92 kr.
Min.: 1
Mult.: 1
: 1.500
miniSMD SMD/SMT SMD/SMT 750 mA 33 VDC 1.6 A 100 A 390 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.10A 8V 100A Imax 14.623In Stock
Cut Tape
2,82 kr.
2,45 kr.
2,13 kr.
1,96 kr.
Reel
1,36 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 1.1 A 8 VDC 2.2 A 100 A 210 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 24V 1.1A-HD 40A MAX 39.612In Stock
Cut Tape
4,17 kr.
3,75 kr.
3,16 kr.
2,89 kr.
Reel
1,88 kr.
Min.: 1
Mult.: 1
: 1.500
miniSMD SMD/SMT SMD/SMT 1.1 A 24 VDC 2.2 A 20 A 180 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.5A 6V 100A Imax 7.463In Stock
Cut Tape
3,27 kr.
2,92 kr.
2,50 kr.
2,31 kr.
Reel
1,40 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 1.5 A 6 VDC 3 A 100 A 110 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 16V 100A 0.11Ohms 10.365In Stock
Cut Tape
3,72 kr.
3,40 kr.
2,82 kr.
2,60 kr.
Reel
1,67 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 1.5 A 16 VDC 2.8 A 100 A 110 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 24V 1.5A-HD 20A MAX 12.935In Stock
29.000Expected 05/01/2027
Cut Tape
4,36 kr.
3,91 kr.
3,33 kr.
2,98 kr.
Reel
2,10 kr.
Min.: 1
Mult.: 1
: 1.000
miniSMD SMD/SMT SMD/SMT 1.5 A 24 VDC 3 A 20 A 120 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 85 mOhms 40 A 16 VDC - 40 C+ 85 C 5.990In Stock
Cut Tape
5,58 kr.
4,75 kr.
4,03 kr.
3,63 kr.
Reel
2,36 kr.
Min.: 1
Mult.: 1
: 2.000
miniSMD PCB Mount SMD/SMT 2 A 16 VDC 4 A 40 A 85 mOhms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 16Vdc 100A MINI-SMD 7.378In Stock
21.000Expected 03/02/2027
Cut Tape
4,68 kr.
4,28 kr.
3,55 kr.
3,27 kr.
Reel
2,38 kr.
Min.: 1
Mult.: 1
: 1.500
miniSMD SMD/SMT SMD/SMT 2.6 A 16 VDC 5 A 100 A 50 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC NANOSMDC010F-2 57.483In Stock
Cut Tape
3,01 kr.
2,48 kr.
2,25 kr.
2,07 kr.
Reel
1,22 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 100 mA 60 VDC 250 mA 10 A 15 Ohms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .12A 48V 65.133In Stock
Cut Tape
2,76 kr.
2,54 kr.
2,12 kr.
1,95 kr.
Reel
1,28 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 120 mA 48 VDC 390 mA 10 A 6.5 Ohms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .16A 48V 10A Imax 17.100In Stock
33.000Expected 18/01/2027
Cut Tape
3,46 kr.
3,16 kr.
2,63 kr.
2,42 kr.
Reel
1,40 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 160 mA 48 VDC 450 mA 10 A 5 Ohms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .2A 24V 100A Imax 16.997In Stock
Cut Tape
3,33 kr.
2,81 kr.
2,51 kr.
2,32 kr.
Reel
1,34 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 200 mA 24 VDC 420 mA 100 A 3.1 Ohms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 16V 100A 2.3Ohms 13.452In Stock
Cut Tape
3,40 kr.
3,13 kr.
2,60 kr.
2,40 kr.
Reel
1,47 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD PCB Mount SMD/SMT 250 mA 16 VDC 580 mA 100 A 2.3 Ohms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .35A RESETTABLE SMD FUSE 43.090In Stock
Cut Tape
3,46 kr.
3,16 kr.
2,60 kr.
2,42 kr.
Reel
1,40 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 350 mA 16 VDC 750 mA 20 A 1.35 Ohms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .75A 6V 100A Imax 27.464In Stock
Cut Tape
3,08 kr.
2,82 kr.
2,34 kr.
2,16 kr.
Reel
1,40 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD PCB Mount SMD/SMT 750 mA 6 VDC 1.5 A 100 A 300 mOhms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.5A 6V 100A Imax 19.786In Stock
Cut Tape
3,27 kr.
2,98 kr.
2,48 kr.
2,29 kr.
Reel
1,40 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 1.5 A 6 VDC 3 A 100 A 110 mOhms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 6V 100A 0.072Ohms 5.992In Stock
Cut Tape
4,42 kr.
3,78 kr.
3,35 kr.
2,89 kr.
Reel
1,82 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD SMD/SMT SMD/SMT 2 A 6 VDC 4 A 100 A 72 mOhms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 30Vdc 10A MINI-SMD MINI-SMD 14.156In Stock
Cut Tape
4,81 kr.
4,42 kr.
3,67 kr.
3,38 kr.
Reel
2,14 kr.
Min.: 1
Mult.: 1
: 4.000
nanoSMD PCB Mount SMD/SMT 100 mA 30 VDC 350 mA 10 A 10 Ohms - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 6Vdc 10A Nano SMD 3216MM 1206IN 4.649In Stock
Cut Tape
14,99 kr.
13,88 kr.
11,49 kr.
10,59 kr.
Reel
7,53 kr.
Min.: 1
Mult.: 1
: 3.000
nanoSMD PCB Mount SMD/SMT 750 mA 6 VDC 2 A 10 A 360 mOhms - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .12A 15VDC 20A 0805 AEC-Q200 3.624In Stock
Cut Tape
5,65 kr.
4,96 kr.
4,19 kr.
3,77 kr.
Reel
2,57 kr.
Min.: 1
Mult.: 1
: 4.000
picoASMD SMD/SMT Solder 120 mA 15 VDC 300 mA 20 A 9 Ohms 0805 (2012 metric) - 40 C + 85 C AEC-Q200 Reel, Cut Tape, MouseReel