0.5% (D)

1.0% (F)

2.0% (G)

5.0% (J)

≤ ±100

31.62

70.71

---

0.5~1

≤ ±75

18.26

40.82

---

1.5~2

≤ ±50

14.14

31.62

7~13

2.5~13

≤ ±100

44.72

89.44

---

0.5~1

≤ ±75

25.81

51.63

---

1.5~2

≤ ±50

20.00

40.00

7~13

2.5~13

0.5W

22.60

50.00

0.75W

27.38

61.23

1W

31.62

70.71

5~50

1~50

R001 : MnCuSn

R002~R007 : MnCu

R008~R050 : FeCrAl

1.5W

38.72

86.60

5~10

1~10

R001 : MnCuSn

R002~R007 : MnCu

R008~R010 : FeCrAl

Resistance Range

(mΩ)

Size

Code

Rating

Power

at 70°C

T.C.R.

(ppm/°C)

Max.

Rating

Current

(A)

Max.

Overload

Current

(A)

Material

Operation

Temperature

Range (°C)

0m50~R002 : MnCuSn

2m50~R008 : MnCu

R009~R013 : FeCrAl

-55 ~ +170

R001 : MnCuSn

R002~R007 : MnCu

R008~R075 : FeCrAl

1~75

1206

0805

0.5W

1W

≤ ±50

5~75

APPLICATION

• Battery Management systems

• Power supply

• Precision Measuring equipment

• Replaces RFE LR series

FEATURES

• Low Resistance, Low TCR

• Precision current sensing

• Precision voltage division

• AEC - Q200

RoHS

Page 1 of 9

SURFACE MOUNT RESISTORS

LRMA Series: Metal Alloy, Very Low Resistance

RFE International • Tel:(949) 833-1988 • Fax:(949) 833-1788 • E-Mail Sales@rfeinc.com

2022.03.23

PART NUMBER EXAMPLE

ELECTRICAL CHARACERISTICS & DIMENSION

LRMA

2512

20

F

R001

M

Z

Optional

A : For

Automotive

Grade

Material

S : MnCuSn

M : MnCu

F : FeCrAl

C : Cu

Resistance

0m20 = 0.2mR

2m50 = 2.5mR

R005 = 5.0mR

R100 = 100mR

R500 = 500mR

Tolerance

D = ±0.5%

F = ±1%

G = ±2%

J = ±5%

Rated

Power

07 = 0.75W

10 = 1.00W

20 = 2.00W

30 = 3.00W

40 = 4.00W

50 = 5.00W

Size

Code

1206

2512

2725

2728

4527

Product

Type

0 = Zero Ω

0805

1206

2512

2725

2728

4527

05=0.50W

07=0.75W

10=1.00W

20=2.00W

30=3.00W

40=4.00W

50=5.00W

A : For

Automotive

Grade

Z : Default