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.

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Description Datasheet Availability Pricing (GBP) 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%
Datasheet
2,782In Stock
5,000Expected 23/12/2026
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 2T WJC1206 JUMP, 0 Ohm
Datasheet
8,188In Stock
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape 200 uOhms 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.4 mm (0.016 in) + 5 C + 35 C SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 5 mOhm +/-1.0%
Datasheet
6,513In Stock
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 L4CA0612 1W 50ppm 6 mOhm +/-1.0%
Datasheet
7,474In Stock
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape 6 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 7 mOhm +/-1.0%
Datasheet
8,898In Stock
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%
Datasheet
15,624In Stock
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%
Datasheet
9,854In Stock
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%
Datasheet
6,688In Stock
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%
Datasheet
7,264In Stock
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%
Datasheet
10,004In Stock
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%
Datasheet
15,791In Stock
MouseReel Available
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%
Datasheet
5,822In Stock
MouseReel Available
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%
Datasheet
9,759In Stock
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%
Datasheet
9,570In Stock
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%
Datasheet
8,346In Stock
MouseReel Available
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 75 mOhm +/-0.5%
Datasheet
9,740In Stock
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%
Datasheet
7,197In Stock
MouseReel Available
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%
Datasheet
6,896In Stock
MouseReel Available
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%
Datasheet
7,600In Stock
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 WJC0603 JUMP, 0 Ohm
Datasheet
9,365In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel 0 Ohms 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.35 mm (0.014 in) + 5 C + 35 C SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WJC0805 JUMP, 0 Ohm
Datasheet
16,780In Stock
MouseReel Available
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 4 mOhm +/-1.0%
Datasheet
7,591In Stock
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape 4 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 50ppm 8 mOhm +/-1.0%
Datasheet
7,665In Stock
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape 8 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 50ppm 10 mOhm +/-1.0%
Datasheet
7,938In Stock
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%
Datasheet
7,791In Stock
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