LR4 15/20V PolySwitch Battery Strap PPTCs

Littelfuse LR4 15/20V PolySwitch Battery Strap Polymeric Positive Temperature Coefficient Resettable Fuses (PPTCs) serve changing battery technology and help protect battery applications. Littelfuse LR4 offers a 3.8A to 13A hold current and 100A maximum current along with 15 or 20V maximum voltage. These Polyswitch devices provide fast time-to-trip and serve a variety of devices, including smartphones, tablet PCs, mobile radios, digital cameras, and power tool charge lines.

Results: 13
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 Minimum Operating Temperature Maximum Operating Temperature Packaging
Littelfuse Resettable Fuses - PPTC 2.6A 15V 100A Imax 46.072In Stock
20.000Expected 02/12/2026
Rp15.227,18
Rp13.979,65
Rp11.613,02
Rp10.714,06
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 2.6 A 15 VDC 5.8 A 100 A 42 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC LR4-1300SSF 3.917In Stock
Rp38.526,60
Rp32.655,88
Rp28.436,30
Rp26.418,24
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 13 A 20 VDC 21.2 A 100 A 6.5 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC LR4-380F 5.046In Stock
Rp17.428,70
Rp15.997,71
Rp14.034,69
Rp10.659,03
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 3.8 A 15 VDC 8.3 A 100 A 26 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 4.5A 20V 100A Imax 7.848In Stock
3.000Expected 08/02/2027
Rp19.630,22
Rp18.015,77
Rp14.878,61
Rp13.796,19
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 4.5 A 20 VDC 8.9 A 100 A 20 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 5.5A 20V 100A Imax 8.023In Stock
5.000Expected 31/12/2026
Rp20.180,60
Rp18.529,46
Rp15.355,60
Rp14.163,11
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 5.5 A 20 VDC 10.5 A 100 A 16 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 6A 20V 100A Imax 4.120In Stock
Rp22.198,66
Rp20.547,52
Rp16.181,17
Rp15.667,48
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 6 A 20 VDC 11.7 A 100 A 14 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 7.3A 20V 100A Imax 13.598In Stock
Rp25.867,86
Rp23.666,34
Rp19.813,68
Rp18.199,23
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 7.3 A 20 VDC 14.1 A 100 A 12 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 9A 20V 100A Imax 4.213In Stock
Rp28.619,76
Rp26.418,24
Rp21.831,74
Rp20.180,60
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 9 A 20 VDC 16.7 A 100 A 10 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC LR4-190F 2.830In Stock
Rp12.475,28
Rp11.411,21
Rp9.484,88
Rp8.751,04
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 1.9 A 15 VDC 3.9 A 100 A 72 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 2.6A 15V 100A Imax 1.440In Stock
Rp16.144,48
Rp14.823,57
Rp12.310,17
Rp11.356,17
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 2.6 A 15 VDC 5.8 A 100 A 42 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC LR4-380XF Non-Stocked Lead-Time 17 Weeks
Rp18.529,46
Rp16.970,05
Rp14.089,73
Rp12.988,97
Min.: 1
Mult.: 1
LR4 Strap Mount SMD/SMT 3.8 A 15 VDC 8.3 A 100 A 26 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC LR4-600XF Non-Stocked Lead-Time 17 Weeks
Rp13.264,16
Min.: 10.000
Mult.: 1.000
LR4 Strap Mount SMD/SMT 6 A 20 VDC 11.7 A 100 A 14 mOhms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 20V 5.5A Ih 0.016ohm Non-Stocked
LR4 Strap Mount Axial 5.5 A 20 V 10.5 A 100 A 16 mOhms - 40 C + 85 C Bulk