LRMA Low Resistance Metal Alloy Resistors

Welwyn / TT Electronics LRMA Low Resistance Metal Alloy Resistors offer metal element construction, good surge performance, and low TCR down to 50ppm/°C. These resistors are halogen free, RoHS compliant, and AEC-Q200 certified for automotive applications. Specific applications for Welwyn / TT Electronics LRMA Low Resistance Metal Alloy Resistors include power supplies, small motor control, medical PSU, and battery chargers.

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Qty. RoHS ECAD Model Packaging
Series
Resistance
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Tolerance
Temperature Coefficient
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Case Code - mm
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Maximum Operating Temperature
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Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 1mOhm 1% Low Thermal
Datasheet
1.436In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 1 mOhms 2 W 1 % 75 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2W 0.002 Ohm 1%
Datasheet
855In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 2 mOhms 2 W 1 % 100 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 5mOhms 1% Low Thermal
Datasheet
7.889In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 5 mOhms 2 W 1 % 75 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2W 0.0015 Ohm 1%
Datasheet
27In Stock
4.000Expected 6/4/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 1.5 mOhms 2 W 1 % 100 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 0815 10mOhms 1% Inverse
Datasheet
3.175In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 10 mOhms 1 W 1 % 100 PPM / C 0815 (Reversed) 2038 (Reversed) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 0815 30mOhms 1% Inverse
Datasheet
3.000In Stock
4.000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 30 mOhms 1 W 1 % 100 PPM / C 0815 (Reversed) 2038 (Reversed) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 20mOhms 5% Power
Datasheet
2.907In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 20 mOhms 3 W 5 % 50 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD
Datasheet
1.134In Stock
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape LRMA 2.5 mOhms 2 W 1 % 100 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.6 mm (0.024 in) - 55 C + 170 C Metal Alloy 2 Terminal SMD/SMT
Welwyn Components / TT Electronics Current Sense Resistors - SMD 0.0015 ohm 1% 3W AEC-Q200
Datasheet
195In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 1.5 mOhms 1.5 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 2mOhms 1% Power
Datasheet
3.925In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 2 mOhms 3 W 1 % 50 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.004 Ohm 1%
Datasheet
2.974In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 4 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.022 Ohm 1%
Datasheet
845In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 22 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.033 Ohm 1%
Datasheet
2.377In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 33 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.045K Ohm 1%
Datasheet
873In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 45 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.057K Ohm 1%
Datasheet
2.565In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 57 mOhms 3 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD SMD 2W 200mOhm 1%
Datasheet
2.895In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 200 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.22K Ohm 1%
Datasheet
1.217In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 220 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.27 Ohm 1%
Datasheet
3.634In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 270 mOhms 2 W 1 % 50 PPM / C 2512 6432 6.4 mm (0.252 in) 3.2 mm (0.126 in) 0.65 mm (0.026 in) - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2010 50mOhms 1% Standard
Datasheet
937In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 50 mOhms 1.5 W 1 % 75 PPM / C 2010 5025 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2010 100mOhms 1% Standard
Datasheet
596In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 100 mOhms 1.5 W 1 % 75 PPM / C 2010 5025 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2010 15mOhms 1% Standard
Datasheet
3.940In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 2010 5025 2 Terminal AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 1.5W 20 mOhm 1% Metal Strip resistor
Datasheet
4.225In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 20 mOhms 1.5 W 1 % 75 PPM / C 2010 5025 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 10mOhms 1% Standard
Datasheet
6.904In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 10 mOhms 1 W 1 % 100 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 40mOhms 1% Standard
Datasheet
2.780In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 40 mOhms 1 W 1 % 100 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 50mOhms 1% Standard
Datasheet
4.315In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Reel, Cut Tape, MouseReel LRMA 50 mOhms 1 W 1 % 100 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200