ULR Current Sense Resistors

TT Electronics ULR Current Sense Resistors are designed with low TCR and inductance for current sense circuits in power electronic systems. The ULR series feature 1W to 3W power ratings in 2512 chip sizes and a 0.5mΩ to 10mΩ resistance. The higher wattage devices feature PCB clearance gap to maximize thermal performance.

Results: 26
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Packaging Series 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
IRC / TT Electronics Current Sense Resistors - SMD 3W 0.0015 OHM 1% 7,031In Stock
Cut Tape
$2.56
$1.47
$1.20
$0.90
Reel
$0.64
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 1.5 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.0005 OHM 1% 1,905In Stock
Cut Tape
$1.48
$0.85
$0.693
$0.533
Reel
$0.389
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 500 uOhms 1 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 1.25 mm (0.049 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.0015 OHM 1% 1,774In Stock
Cut Tape
$1.34
$0.77
$0.627
$0.482
Reel
$0.352
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 1.5 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.45 mm (0.018 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 3W 0.0025 OHM 1% 1,471In Stock
2,000Expected 10/9/2026
Cut Tape
$2.56
$1.47
$1.20
$0.90
Reel
$0.64
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 2.5 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.0015 OHM 1% 568In Stock
Cut Tape
$1.37
$0.785
$0.64
$0.493
Reel
$0.359
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 1.5 mOhms 1 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.45 mm (0.018 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.001 OHM 1% 322In Stock
Cut Tape
$1.37
$0.785
$0.64
$0.493
Reel
$0.359
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 1 mOhms 1 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.0025 OHM 1% 547In Stock
2,000Expected 3/2/2027
Cut Tape
$1.37
$0.785
$0.64
$0.493
Reel
$0.359
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 2.5 mOhms 1 W 1 % 150 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.001 OHM 1% 800In Stock
Cut Tape
$2.24
$1.28
$1.04
$0.781
Reel
$0.597
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 1 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2.5W 0.006 OHM 1% 926In Stock
Cut Tape
$2.56
$1.47
$1.20
$0.90
Reel
$0.64
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 6 mOhms 2.5 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.005 OHM 1% 1,490In Stock
Cut Tape
$1.48
$0.85
$0.693
$0.533
Reel
$0.389
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 5 mOhms 1 W 1 % 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 1.25 mm (0.049 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W .00075 OHM 1% 104In Stock
Cut Tape
$2.24
$1.28
$1.04
$0.781
Reel
$0.555
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 750 uOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 1 mm (0.039 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.002 OHM 1% 604In Stock
Cut Tape
$1.37
$0.785
$0.64
$0.493
Reel
$0.359
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 2 mOhms 1 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.35 mm (0.014 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 3W 0.003 OHM 1% 1,750In Stock
Cut Tape
$2.60
$1.50
$1.22
$0.915
Reel
$0.588
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 3 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2.5W 0.005 OHM 1% 2,533In Stock
4,000Expected 12/17/2026
Cut Tape
$2.56
$1.47
$1.20
$0.90
Reel
$0.64
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 5 mOhms 2.5 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.010 OHM 1% 1,677In Stock
Cut Tape
$2.24
$1.28
$1.04
$0.781
Reel
$0.558
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 10 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 3W 0.0005 OHM 1% 524In Stock
Cut Tape
$2.21
$1.29
$1.19
$0.944
Reel
$0.735
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 500 uOhms 3 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2.5W 0.004 OHM 1%
3,650Expected 2/1/2027
Cut Tape
$2.56
$1.47
$1.20
$1.05
Reel
$1.05
Min.: 1
Mult.: 1
: 4,000
Reel, Cut Tape, MouseReel ULR 4 mOhms 2.5 W 1 % 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.0005 OHM 1%
1,950Expected 12/10/2026
Cut Tape
$2.24
$1.28
$1.04
$0.781
Reel
$0.585
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 500 uOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 1.25 mm (0.049 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.002 OHM 1%
1,927Expected 2/22/2027
Cut Tape
$2.22
$1.28
$1.04
$0.78
Reel
$0.554
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 2 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.35 mm (0.014 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 1W 0.003 OHM 1% Non-Stocked
Cut Tape
$1.37
$0.785
$0.64
$0.493
Reel
$0.359
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 3 mOhms 1 W 1 % 150 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2.5W 0.0035 OHM 1% Non-Stocked
Cut Tape
$0.666
Reel
$0.564
$0.551
Min.: 2,000
Mult.: 2,000
: 4,000
Reel, Cut Tape, MouseReel ULR 3.5 mOhms 2.5 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.007 OHM 1% Non-Stocked
Cut Tape
$2.07
$1.19
$0.97
$0.725
Reel
$0.524
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 7 mOhms 2 W 1 % 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.008 OHM 1% Non-Stocked Lead-Time 30 Weeks
Cut Tape
$2.05
$1.19
$0.969
$0.905
Reel
$0.905
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 8 mOhms 2 W 1 % 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD 2W 0.009 OHM 1% Non-Stocked
Cut Tape
$2.07
$1.19
$0.97
$0.725
Reel
$0.524
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 9 mOhms 2 W 1 % 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT
IRC / TT Electronics Current Sense Resistors - SMD SMD 3W 0.75mOhm 1% Non-Stocked
Cut Tape
$2.41
$1.39
$1.13
$0.842
Reel
$0.599
Min.: 1
Mult.: 1
: 2,000
Reel, Cut Tape, MouseReel ULR 750 uOhms 3 W 1 % 50 PPM / C 2512 6432 6.3 mm (0.248 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT