Current Sense Resistors

Littelfuse Current Sense Resistors provide an optimal solution for measuring current flow to provide control and overcurrent protection. These resistors feature AEC-Q200-compliant models, surface-mount designs, and high-current options. Suitable applications include power management, servers, and low ESL environments. Littelfuse Current Sense Resistors are designed to exhibit excellent performance in noise suppression, resistance, and surface heat distribution.

Results: 56
Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Packaging Resistance Power Rating Tolerance Temperature Coefficient Case Code - in Case Code - mm Length Width Height Minimum Operating Temperature Maximum Operating Temperature Technology Termination Termination Style
Littelfuse Current Sense Resistors - SMD 4T L4CC0306 0.33W 50ppm 10 mOhm +/-1.0% 6’632In Stock
Cut Tape
CHF 0.724
CHF 0.459
CHF 0.358
CHF 0.273
Reel
CHF 0.153
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 10 mOhms 330 mW (1/3 W) 1 % 50 PPM / C 0306 (Reversed) 0816 (Reversed) 0.8 mm (0.031 in) 1.6 mm (0.063 in) 0.55 mm (0.022 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 7 mOhm +/-1.0% 7’878In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.20
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 7 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 8 mOhm +/-1.0% 14’541In Stock
10’000Expected 3/15/2027
Cut Tape
CHF 0.74
CHF 0.482
CHF 0.368
CHF 0.316
Reel
CHF 0.20
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 8 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 9 mOhm +/-1.0% 9’652In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.20
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 9 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 10 mOhm +/-1.0% 6’478In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.20
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 10 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) Thick Film Standard SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 15 mOhm +/-1.0% 7’264In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.20
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 15 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 22 mOhm +/-1.0% 10’004In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.187
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 22 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CC0306 0.33W 100ppm 1 mOhm +/-1.0% 15’791In Stock
Cut Tape
CHF 0.62
CHF 0.40
CHF 0.304
CHF 0.268
Reel
CHF 0.163
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 1 mOhms 330 mW (1/3 W) 1 % 100 PPM / C 0306 (Reversed) 0816 (Reversed) 0.8 mm (0.031 in) 1.6 mm (0.063 in) 0.55 mm (0.022 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 12 mOhm +/-0.5% 5’822In Stock
Cut Tape
CHF 1.29
CHF 0.829
CHF 0.651
CHF 0.502
Reel
CHF 0.324
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 12 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 20 mOhm +/-0.5% 9’759In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.324
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 20 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 24 mOhm +/-0.5% 9’467In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.324
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 24 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 30 mOhm +/-0.5% 8’328In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.324
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 30 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 50 mOhm +/-0.5% 6’361In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.302
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 50 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Foil SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 75 mOhm +/-0.5% 9’740In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.352
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 75 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 100 mOhm +/-0.5% 7’139In Stock
Cut Tape
CHF 1.06
CHF 0.693
CHF 0.532
CHF 0.48
Reel
CHF 0.302
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 100 mOhms 500 mW (1/2 W) 0.5 % 30 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL2512 1W 30ppm 10 mOhm +/-1.0% 6’896In Stock
Cut Tape
CHF 1.35
CHF 0.894
CHF 0.685
CHF 0.619
Reel
CHF 0.397
Min.: 1
Mult.: 1
: 4’000
Reel, Cut Tape, MouseReel 10 mOhms 1 W 1 % 30 PPM / C 2512 6332 6.3 mm (0.248 in) 3.1 mm (0.122 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL2512 1W 30ppm 20 mOhm +/-1.0% 7’600In Stock
Cut Tape
CHF 1.32
CHF 0.877
CHF 0.672
CHF 0.607
Reel
CHF 0.423
Min.: 1
Mult.: 1
: 4’000
Reel, Cut Tape 20 mOhms 1 W 1 % 30 PPM / C 2512 6332 6.3 mm (0.248 in) 3.1 mm (0.122 in) 0.6 mm (0.024 in) - 55 C + 170 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WJC0805 JUMP, 0 Ohm 16’780In Stock
Cut Tape
CHF 0.322
CHF 0.209
CHF 0.157
CHF 0.14
Reel
CHF 0.088
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 200 uOhms 0805 2012 2 mm (0.079 in) 1.25 mm (0.049 in) 0.4 mm (0.016 in) + 5 C + 35 C SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WPC2512 2W 50ppm 10 mOhm +/-1.0% 7’828In Stock
Cut Tape
CHF 0.604
CHF 0.39
CHF 0.297
CHF 0.266
Reel
CHF 0.177
Min.: 1
Mult.: 1
: 4’000
Reel, Cut Tape 10 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.9 mm (0.035 in) + 5 C + 35 C Thick Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WPC2512 2W 100ppm 1 mOhm +/-1.0% 7’791In Stock
Cut Tape
CHF 0.604
CHF 0.39
CHF 0.297
CHF 0.266
Reel
CHF 0.177
Min.: 1
Mult.: 1
: 4’000
Reel, Cut Tape 1 mOhms 2 W 1 % 100 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.9 mm (0.035 in) + 5 C + 35 C Thick Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WPC2512 3W 50ppm 8 mOhm +/-1.0% 7’260In Stock
Cut Tape
CHF 0.66
CHF 0.431
CHF 0.328
CHF 0.294
Reel
CHF 0.197
Min.: 1
Mult.: 1
: 4’000
Reel, Cut Tape, MouseReel 8 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.9 mm (0.035 in) + 5 C + 35 C Thick Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 100ppm 4 mOhm +/-1.0% 3’046In Stock
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.181
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 4 mOhms 1 W 1 % 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 5 mOhm +/-1.0% 1’458In Stock
5’000Expected 3/22/2027
Cut Tape
CHF 0.684
CHF 0.446
CHF 0.34
CHF 0.305
Reel
CHF 0.181
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 5 mOhms 1 W 1 % 50 PPM / C 0612 (Reversed) 1632 (Reversed) 1.55 mm (0.061 in) 3.2 mm (0.126 in) 0.5 mm (0.02 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CC0306 0.33W 50ppm 5 mOhm +/-1.0% 5’000In Stock
Cut Tape
CHF 0.604
CHF 0.392
CHF 0.299
CHF 0.268
Reel
CHF 0.156
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape 5 mOhms 330 mW (1/3 W) 1 % 50 PPM / C 0306 (Reversed) 0816 (Reversed) 0.8 mm (0.031 in) 1.6 mm (0.063 in) 0.55 mm (0.022 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CC0306 0.33W 50ppm 8 mOhm +/-1.0% 4’657In Stock
Cut Tape
CHF 0.604
CHF 0.392
CHF 0.299
CHF 0.268
Reel
CHF 0.153
Min.: 1
Mult.: 1
: 5’000
Reel, Cut Tape, MouseReel 8 mOhms 330 mW (1/3 W) 1 % 50 PPM / C 0306 (Reversed) 0816 (Reversed) 0.8 mm (0.031 in) 1.6 mm (0.063 in) 0.55 mm (0.022 in) + 5 C + 35 C Thick Film 4 Terminal SMD/SMT