Low Resistance

Metal Alloy Resistor

LRMA Series

Resistancerange0.5mΩto300mΩ

Hightemperatureoperationto170°C

LowthermalEMFversion

Highpowerversion

Currentsensingforpowerelectronics

RoHScompliant&halogenfree

AEC-Q200qualified

Low Resistance Metal Alloy Resistor

LRMA Series

•

Resistance range 1 to 100mΩ

•

High temperature operation to 170°C

•

Low thermal EMF version

•

High power version

•

Current sensing for power electronics

•

RoHS compliant & halogen free

Electrical Data

LRMA Version

T (Standard)

P (Power)

Size

2512

2010

2512

W

≤

R01: 2, >R01: 1

≤R10: 3, >R10: 2

W

≤

R01: 10, >R01: 5

≤R10: 15, >R10: 10

Resistance range

mΩ

1 to 100

0.5 to 300

mΩ

1.5

7.5

5 to 100

5, 6, 10, 15,

20, 50, 100

Cu-Ni / Mn-Cu

Cu-Ni

1, 1.5, 2, 3, 3.5, 4, 5, 6, 7, 8, 10, 11, 12,

15, 18, 20, 25, 30, 33, 35, 40, 50, 100

Resistance tolerance

%

1, 5

ppm/°C ≥R01: ±75

>R001 & <R01: ±100,

R

≤ 001: ±275

Ambient temperature

°C

-55 to 170

Insulation resistance

MΩ

>100

Element alloy

Coating

Black

LRMA Version

M (Low thermal EMF)

N (Inverse)

Size

1206

0805

2512

0815

0612

W

1

0.5

2.5

±100

5 to 25

0.5 to 60

3 to 30

1 to 3

1, 3

1 to 50

5, 6, 8,9,

10, 20, 25

≥R001 & ≤R003

≥R002

<R001

<R002

>R003

0.5, 0.75, 1, 1.5, 2, 3.5, 5,

10, 20, 25, 30, 40, 50, 60

3, 4, 5, 10,

15, 20, 25, 30

1,1.2,2,3,4,5,6,7,8,9,10,12,14,

15,18,20,22,25,30,39,40,50

≤

R01: 2, >R01: 1

W

5

≤

R01: 10, >R01: 5

5

Resistance range

mΩ

mΩ

Resistance tolerance

%

1, 5

ppm/°C

≥

R01: ±75,

±100

Ambient temperature

-55 to 170°C

Insulation resistance

MΩ

>100

Element alloy

Mn-Cu

Mn-Cu / Cu-Ni

Coating

Black

Green

Black

Size

L

C

t

Wt

0805

1206

1206

0612

0815

2010

2512

2512

2512

>R001 &

<

R01: ±100 ≤R001: ±275

W

±50

±50

0.5, 0.75, 1, 1.1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 15, 18, 20, 22,

25, 27, 30, 33, 39, 40, 45, 47, 50, 57, 60, 68, 70, 75, 80, 85, 90,

100, 120, 130, 140, 150, 180, 200, 220, 240, 250, 270, 280, 300

2.0 ±0.1

3.2 ±0.2

1.7±0.2

2.1 ±0.25

5.0 ±0.2

6.4 ±0.2

1.25 ±0.1

1.6 ±0.2

3.2±0.2

3.75 ±0.3

2.5 ±0.2

0.4 ±0.2

0.5 ±0.3

0.4±0.2

0.5 ±0.2

0.6 ±0.3

2.6 ±0.2

2.0 ±0.2

0.9 ±0.2

3.2 ±0.2

0.6 ±0.2

0.6 ±0.2

1.1 ±0.3 0.75 ±0.2

0.6 ±0.2

0.7 ±0.2

0.6 ±0.2

0.65 ±0.25

5.5

18.3

12.9

14.1

35.6

57 to 63

Resistors

AllpartsarePb-freeandcomplywithEUDirective2011/65/EU(RoHS2)

07.16

General Note

TT Electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.

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www.ttelectronicsresistors.com

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