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 (SGD) 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 L4CA0612 1W 100ppm 3 mOhm +/-1.0%
Datasheet
8,949In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape 3 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 100ppm 4 mOhm +/-1.0%
Datasheet
7,827In Stock
Min.: 1
Mult.: 1
Reel: 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 6 mOhm +/-1.0%
Datasheet
8,807In Stock
Min.: 1
Mult.: 1
Reel: 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
9,187In Stock
Min.: 1
Mult.: 1
Reel: 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 9 mOhm +/-1.0%
Datasheet
9,854In Stock
Min.: 1
Mult.: 1
Reel: 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 15 mOhm +/-1.0%
Datasheet
7,282In Stock
Min.: 1
Mult.: 1
Reel: 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
41In Stock
Min.: 1
Mult.: 1
Reel: 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 L4CL1206 0.5W 30ppm 10 mOhm +/-0.5%
Datasheet
8,883In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape 10 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 12 mOhm +/-0.5%
Datasheet
9,835In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape 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
9,791In Stock
Min.: 1
Mult.: 1
Reel: 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
9,610In Stock
Min.: 1
Mult.: 1
Reel: 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
9,391In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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%
Datasheet
7,036In Stock
Min.: 1
Mult.: 1
Reel: 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 Thick Film 4 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CL1206 0.5W 30ppm 75 mOhm +/-0.5%
Datasheet
9,770In Stock
Min.: 1
Mult.: 1
Reel: 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
7,816In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
7,262In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
7,990In Stock
Min.: 1
Mult.: 1
Reel: 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 WJC0402 JUMP, 0 Ohm
Datasheet
34,982In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 10,000

Reel, Cut Tape, MouseReel 500 uOhms 0402 1005 1 mm (0.039 in) 0.5 mm (0.02 in) 0.3 mm (0.012 in) + 5 C + 35 C SMD/SMT
Littelfuse Current Sense Resistors - SMD 4T L4CA0612 1W 50ppm 5 mOhm +/-1.0%
Datasheet
4,637In Stock
Min.: 1
Mult.: 1
Reel: 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 8 mOhm +/-1.0%
Datasheet
3,445In Stock
Min.: 1
Mult.: 1
Reel: 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 10 mOhm +/-1.0%
Datasheet
6,931In Stock
Min.: 1
Mult.: 1
Reel: 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 L4CC0306 0.33W 100ppm 1 mOhm +/-1.0%
Datasheet
964In Stock
5,000Expected 26/5/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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 2T WJC0201 JUMP, 0 Ohm
Datasheet
9,610In Stock
Min.: 1
Mult.: 1
Reel: 10,000

Reel, Cut Tape 1 mOhms 0201 0603 0.6 mm (0.024 in) 0.3 mm (0.012 in) 0.25 mm (0.01 in) + 5 C + 35 C SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T WJC0603 JUMP, 0 Ohm
Datasheet
8,628In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape 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
5,744In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape 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