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: 410
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 Qualification Packaging
Littelfuse Resettable Fuses - PPTC 1.5A 15V 40A Imax 12.377In Stock
Cut Tape
Rp11.374,52
Rp9.521,57
Rp8.384,12
Rp7.136,59
Reel
Rp5.687,26
Min.: 1
Mult.: 1
: 1.500
SMD SMD/SMT SMD/SMT 1.5 A 15 VDC 3 A 40 A 250 mOhms 3425 (8764 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A 2.782In Stock
Cut Tape
Rp34.490,48
Rp31.738,58
Rp26.418,24
Rp24.400,18
Reel
Rp14.713,49
Min.: 1
Mult.: 1
: 2.000
Low Rho SMD/SMT SMD/SMT 2.6 A 6 VDC 6 A 50 A 24 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.85A 33V 2920 30.383In Stock
57.000On Order
Cut Tape
Rp15.043,72
Rp13.465,96
Rp11.429,56
Rp10.548,95
Reel
Rp6.696,29
Min.: 1
Mult.: 1
: 1.500
2920L SMD/SMT SMD/SMT 1.85 A 33 VDC 3.7 A 40 A 150 mOhms 2920 (7450 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .8A 16V HighTemp SMD AEC-Q200 4.951In Stock
Cut Tape
Rp14.860,26
Rp12.255,13
Rp11.025,95
Rp10.053,61
Reel
Rp5.852,37
Min.: 1
Mult.: 1
: 4.000
AHS SMD/SMT SMD/SMT 800 mA 16 VDC 2 A 70 A 130 mOhms 2018 (5050 metric) - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200 10.194In Stock
Cut Tape
Rp10.273,76
Rp9.429,84
Rp7.833,74
Rp7.228,32
Reel
Rp4.366,35
Min.: 1
Mult.: 1
: 2.000
miniASMD SMD/SMT SMD/SMT 500 mA 24 VDC 1 A 100 A 1 Ohms 1812 (4532 metric) - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel

Littelfuse Resettable Fuses - PPTC 12V 3.0A-HD 50A SMD 2.896In Stock
Cut Tape
Rp46.231,92
Rp38.159,68
Rp35.224,32
Rp29.353,60
Reel
Rp21.281,36
Min.: 1
Mult.: 1
: 4.000
Low Rho SMD/SMT SMD/SMT 3 A 12 VDC 6 A 50 A 30 mOhms 1206 (3216 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.10A 6V 0805 3.584In Stock
Cut Tape
Rp24.583,64
Reel
Rp24.583,64
Min.: 1
Mult.: 1
: 3.000
0805L SMD/SMT SMD/SMT 1 A 6 VDC 1.95 A 40 A 210 mOhms 0805 (2012 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC PTC 8V 1210 1.1A POLYFUSE SMD THIN 7.924In Stock
Cut Tape
Rp10.273,76
Rp9.374,81
Rp7.778,70
Rp7.173,29
Reel
Rp4.091,16
Min.: 1
Mult.: 1
: 4.000
1210L SMD/SMT SMD/SMT 1.1 A 8 VDC 2.2 A 100 A 210 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel

Littelfuse Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD 5.287In Stock
Cut Tape
Rp39.994,28
Rp37.058,92
Rp30.637,82
Rp28.252,84
Reel
Rp17.373,66
Min.: 1
Mult.: 1
: 3.000
Low Rho SMD/SMT SMD/SMT 5 A 12 VDC 10 A 50 A 12 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel

Littelfuse Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD 1.755In Stock
Cut Tape
Rp39.994,28
Rp37.058,92
Rp30.637,82
Rp28.252,84
Reel
Rp17.373,66
Min.: 1
Mult.: 1
: 3.000
Low Rho SMD/SMT SMD/SMT 5.5 A 6 VDC 11 A 50 A 11 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 16V 5.0A-HD 40A SMD 1.186In Stock
Cut Tape
Rp49.901,12
Rp46.048,46
Rp38.159,68
Rp35.224,32
Reel
Rp22.932,50
Min.: 1
Mult.: 1
: 1.000
2920L SMD/SMT SMD/SMT 5 A 16 V 10 A 40 A 25 mOhms 2920 (7450 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm 3.587In Stock
Cut Tape
Rp20.547,52
Rp16.346,29
Rp13.759,50
Rp11.943,25
Reel
Rp7.320,05
Min.: 1
Mult.: 1
: 4.000
femtoSMD SMD/SMT SMD/SMT 100 mA 12 VDC 250 mA 40 A 8 Ohms 0603 (1608 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 6V 2016 2A SURF MOUNT 2.286In Stock
Cut Tape
Rp15.043,72
Rp13.777,85
Rp11.429,56
Rp10.548,95
Reel
Rp6.366,06
Min.: 1
Mult.: 1
: 2.000
2016L SMD/SMT SMD/SMT 2 A 6 VDC 4.2 A 40 A 100 mOhms 2016 (5041 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC Polyswitch 4.2A 4.200In Stock
Cut Tape
Rp13.209,12
Rp12.053,32
Rp9.998,57
Rp9.228,04
Reel
Rp5.301,99
Min.: 1
Mult.: 1
: 3.000
microSMD SMD/SMT SMD/SMT 2 A 6 VDC 5 A 100 A 60 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .75A 24V Mini SMD AEC-Q200 2.527In Stock
Cut Tape
Rp12.842,20
Rp11.007,60
Rp9.888,49
Rp9.044,58
Reel
Rp5.999,14
Min.: 1
Mult.: 1
: 1.500
miniASMD SMD/SMT SMD/SMT 750 mA 24 VDC 1.5 A 40 A 290 mOhms 1812 (4532 metric) - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.6A 9V 100A Imax 3.637In Stock
Cut Tape
Rp7.705,32
Rp6.531,18
Rp5.962,45
Rp5.155,23
Reel
Rp3.962,74
Min.: 1
Mult.: 1
: 2.000
miniSMD SMD/SMT SMD/SMT 1.6 A 9 VDC 3.2 A 100 A 100 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 13.2V 500MA-HD 40A 1210 3.368In Stock
Rp10.457,22
Rp9.539,92
Rp7.925,47
Rp7.301,71
Min.: 1
Mult.: 1
miniASMD SMD/SMT SMD/SMT 500 mA 13.2 VDC 1 A 40 A 900 mOhms 1210 (3225 metric) - 40 C + 85 C
Littelfuse Resettable Fuses - PPTC 12V 1.5A-HD 40A SMD 1.734In Stock
Cut Tape
Rp25.867,86
Rp19.997,14
Rp16.438,02
Rp15.117,10
Reel
Rp10.365,49
Min.: 1
Mult.: 1
: 3.000
Automotive SMD SMD/SMT SMD/SMT 1.5 A 12 VDC 4.5 A 40 A 250 mOhms 1210 (3225 metric) - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 2.6A 6V 40A Imax 3.448In Stock
Cut Tape
Rp12.842,20
Rp11.759,79
Rp9.760,07
Rp9.007,89
Reel
Rp5.668,91
Min.: 1
Mult.: 1
: 2.000
SMD SMD/SMT SMD/SMT 2.6 A 6 VDC 5.2 A 40 A 75 mOhms 2920 (7450 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 1.2A 33V SMD AEC-Q200 2.921In Stock
Cut Tape
Rp15.227,18
Rp13.942,96
Rp11.576,33
Rp10.677,37
Reel
Rp6.659,60
Min.: 1
Mult.: 1
: 1.500
ASMD SMD/SMT SMD/SMT 1.2 A 33 VDC 2.88 A 40 A 230 mOhms 3425 (8763 metric) - 40 C + 85 C AEC-Q100 Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 6Vdc 10A MINI-SMD 3.044In Stock
Cut Tape
Rp16.878,32
Rp15.465,68
Rp12.530,32
Rp11.851,52
Reel
Rp6.677,94
Min.: 1
Mult.: 1
: 4.000
microSMD PCB Mount SMD/SMT 500 mA 6 VDC 1.5 A 10 A 900 mOhms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 6V 2920 2.60A POLYFUSE 1.940In Stock
Cut Tape
Rp18.712,92
Rp14.970,34
Rp12.603,70
Rp10.934,22
Reel
Rp8.365,78
Min.: 1
Mult.: 1
: 2.000
2920L SMD/SMT SMD/SMT 2.6 A 6 VDC 5 A 40 A 75 mOhms 2920 (7450 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 12V 1812 1.50A POLYFUSE 4.680In Stock
Cut Tape
Rp10.457,22
Rp9.081,27
Rp8.017,20
Rp7.044,86
Reel
Rp4.953,42
Min.: 1
Mult.: 1
: 1.500
1812L SMD/SMT SMD/SMT 1.5 A 12 VDC 3 A 100 A 110 mOhms 1812 (4532 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 13.2V 500MA-HD 70A SMD 2.651In Stock
Rp13.942,96
Rp12.768,82
Rp10.603,99
Rp9.796,76
Min.: 1
Mult.: 1
miniASMD SMD/SMT SMD/SMT 500 mA 13.2 VDC 1.1 A 70 A 750 mOhms 1206 (3216 metric) - 40 C + 85 C
Littelfuse Resettable Fuses - PPTC .2A 30V Mini SMD AEC-Q200 4.705In Stock
Cut Tape
Rp10.273,76
Rp9.429,84
Rp7.833,74
Rp7.228,32
Reel
Rp5.522,15
Min.: 1
Mult.: 1
: 2.000
miniASMD SMD/SMT SMD/SMT 200 mA 30 VDC 400 mA 10 A 3.3 Ohms 1812 (4532 metric) - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel