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 (CHF) 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 0.003 OHM 1% 4’600In Stock
Cut Tape
CHF 1.61
CHF 0.926
CHF 0.757
CHF 0.566
Reel
CHF 0.343
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 2W 0.0005 OHM 1% 1’950In Stock
Cut Tape
CHF 1.39
CHF 0.793
CHF 0.647
CHF 0.484
Reel
CHF 0.362
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 1W 0.005 OHM 1% 990In Stock
Cut Tape
CHF 0.917
CHF 0.526
CHF 0.429
CHF 0.33
Reel
CHF 0.241
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
CHF 1.39
CHF 0.793
CHF 0.647
CHF 0.484
Reel
CHF 0.344
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 0.0025 OHM 1% 542In Stock
2’000Expected 3/2/2027
Cut Tape
CHF 0.845
CHF 0.486
CHF 0.396
CHF 0.305
Reel
CHF 0.222
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% 50In Stock
Cut Tape
CHF 1.39
CHF 0.793
CHF 0.647
CHF 0.484
Reel
CHF 0.37
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
CHF 1.58
CHF 0.91
CHF 0.745
CHF 0.557
Reel
CHF 0.396
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 3W 0.0015 OHM 1% 2’075In Stock
Cut Tape
CHF 1.58
CHF 0.91
CHF 0.745
CHF 0.557
Reel
CHF 0.396
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 0.0015 OHM 1% 468In Stock
Cut Tape
CHF 0.845
CHF 0.486
CHF 0.396
CHF 0.305
Reel
CHF 0.222
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
CHF 0.845
CHF 0.486
CHF 0.396
CHF 0.305
Reel
CHF 0.222
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 0.0005 OHM 1% 1’905In Stock
Cut Tape
CHF 0.917
CHF 0.526
CHF 0.429
CHF 0.33
Reel
CHF 0.241
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% 1’117In Stock
Cut Tape
CHF 0.829
CHF 0.476
CHF 0.388
CHF 0.299
Reel
CHF 0.218
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 2.5W 0.005 OHM 1% 2’533In Stock
4’000Expected 12/17/2026
Cut Tape
CHF 1.58
CHF 0.91
CHF 0.745
CHF 0.557
Reel
CHF 0.396
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% 36In Stock
2’000Expected 5/5/2027
Cut Tape
CHF 1.39
CHF 0.793
CHF 0.647
CHF 0.459
Reel
CHF 0.34
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
CHF 1.37
CHF 0.801
CHF 0.739
CHF 0.584
Reel
CHF 0.455
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
CHF 1.58
CHF 0.91
CHF 0.745
CHF 0.652
Reel
CHF 0.652
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 3W 0.0025 OHM 1%
7’825Expected 5/17/2027
Cut Tape
CHF 1.59
CHF 0.917
CHF 0.551
CHF 0.478
Reel
CHF 0.478
CHF 0.399
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 0.002 OHM 1%
793On Order
Cut Tape
CHF 0.845
CHF 0.486
CHF 0.396
CHF 0.305
Reel
CHF 0.222
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 2W 0.002 OHM 1%
2’000Expected 2/23/2027
Cut Tape
CHF 1.38
CHF 0.792
CHF 0.646
CHF 0.483
Reel
CHF 0.343
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
CHF 0.845
CHF 0.486
CHF 0.396
CHF 0.305
Reel
CHF 0.222
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
CHF 0.412
Reel
CHF 0.349
CHF 0.342
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
CHF 1.28
CHF 0.737
CHF 0.601
CHF 0.449
Reel
CHF 0.325
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
CHF 1.27
CHF 0.736
CHF 0.60
CHF 0.561
Reel
CHF 0.561
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
CHF 1.28
CHF 0.737
CHF 0.601
CHF 0.449
Reel
CHF 0.325
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
CHF 1.33
CHF 0.785
CHF 0.704
CHF 0.555
Reel
CHF 0.402
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