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
Power Rating
Tolerance
Temperature Coefficient
Case Code - in
Case Code - mm
Length
Width
Height
Minimum Operating Temperature
Maximum Operating Temperature
Technology
Termination
Termination Style
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Welwyn Components / TT Electronics Current Sense Resistors - SMD 3W 0.057K Ohm 1%
Datasheet
2,515In 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 2512 100mOhms 1% Power
Datasheet
1,816In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 100 mOhms 2 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 SMD 2W 200mOhm 1%
Datasheet
2,881In 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 0.27 Ohm 1%
Datasheet
3,484In 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
556In 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 1.5W 5 mOhm 1% Metal Strip resistor
Datasheet
3,913In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 5 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
3,440In 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 10 mOhm 1% Metal Strip resistor
Datasheet
3,860In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 10 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 1.5W 20 mOhm 1% Metal Strip resistor
Datasheet
3,300In 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
1,986In Stock
4,000Expected 12/30/2026
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 30mOhms 1% Standard
Datasheet
3,956In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 30 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
Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 1mOhm 1% Standard
Datasheet
3,709In Stock
4,000Expected 10/13/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 1 mOhms 2 W 1 % 275 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 2mOhms 1% Standard
Datasheet
5,524In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 2 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 3mOhms 1% Standard
Datasheet
1,749In Stock
4,000Expected 9/4/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 3 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 4mOhms 1% Standard
Datasheet
3,689In Stock
4,000Expected 11/19/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 4 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 12mOhms 1% Standard
Datasheet
4,287In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 12 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 2W 0.1 Ohm 1%
Datasheet
3,247In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 100 mOhms 1 W 1 % 75 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 15mOhms 1% Standard
Datasheet
6In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 2512 6330 2 Terminal AEC-Q200
Welwyn Components / TT Electronics Current Sense Resistors - SMD 0.5W 5 mOhm 1% Metal Strip resistor
Datasheet
10,000Expected 9/30/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel LRMA 5 mOhms 500 mW (1/2 W) 1 % 100 PPM / C 0805 2012 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200

Welwyn Components / TT Electronics Current Sense Resistors - SMD 2512 1mOhm 1% Low Thermal
Datasheet
5,236On Order
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 3W 1 mOhm 1% Metal Strip resistor
Datasheet
3,912Expected 1/5/2027
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 1 mOhms 3 W 1 % 200 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 0.006 Ohm 1%
Datasheet
2,678Expected 10/8/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 6 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 2512 15mOhms 1% Power
Datasheet
6,091On Order
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape, MouseReel LRMA 15 mOhms 3 W 1 % 50 PPM / C 2512 6432 - 55 C + 170 C Metal Element 2 Terminal SMD/SMT AEC-Q200