Current Sense Resistors - SMD – Mouser United Kingdom

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Current Monitoring for Electric Power Steering

Current monitors, or current sense amplifiers, are special purpose amplifiers that measure electrical current. These amplifiers output a voltage that is proportional to the current flowing in the power rail, or the supply/return to the load relative to ground.

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Part #

Current Sense Resistors - SMD .1ohms 3watts 1%

WSR3R1000FEK
Vishay / Dale
1: £1.26
55,290In Stock

Mfr. Part No.
WSR3R1000FEK

Mouser Part No
71-WSR3R1000FEK

Vishay / Dale

Current Sense Resistors - SMD .1ohms 3watts 1%

Learn More

Datasheet

55,290In Stock

£1.26

£0.738

£0.662

£0.537

View

Min.: 1
Mult.: 1

Bulk

WSR

100 mOhms

3 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5watts .05ohms 1%

WSR5R0500FEA
Vishay / Dale
1: £2.38
19,573In Stock

Mfr. Part No.
WSR5R0500FEA

Mouser Part No
71-WSR5R0500FEA

Vishay / Dale

Current Sense Resistors - SMD 5watts .05ohms 1%

Learn More

Datasheet

19,573In Stock

Cut Tape

£2.38

£1.72

£1.48

£1.41

View

Reel

£1.22

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR High Power

50 mOhms

5 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts .002ohms 1%

WSL39212L000FEA
Vishay / Dale
1: £1.10
35,445In Stock

Mfr. Part No.
WSL39212L000FEA

Mouser Part No
71-WSL39212L000FEA

Vishay / Dale

Current Sense Resistors - SMD 3watts .002ohms 1%

Learn More

Datasheet

35,445In Stock

Cut Tape

£1.10

£0.663

£0.465

£0.435

View

Reel

£0.361

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

WSL3921

2 mOhms

3 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.5 mm (0.02 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5watts .005ohms 1%

WSR55L000FEA
Vishay / Dale
1: £2.49
8,225In Stock

Mfr. Part No.
WSR55L000FEA

Mouser Part No
71-WSR55L000FEA

Vishay / Dale

Current Sense Resistors - SMD 5watts .005ohms 1%

Learn More

Datasheet

8,225In Stock

Cut Tape

£2.49

£1.68

£1.52

Reel

£1.52

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR High Power

5 mOhms

5 W

1 %

110 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts .033ohm 1%

WSL2512R0330FEA18
Vishay / Dale
1: £1.22
14,291In Stock

Mfr. Part No.
WSL2512R0330FEA18

Mouser Part No
71-WSL2512R0330FEA18

Vishay / Dale

Current Sense Resistors - SMD 2watts .033ohm 1%

Learn More

Datasheet

14,291In Stock

Cut Tape

£1.22

£0.759

£0.588

£0.518

View

Reel

£0.395

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

WSL-18 High Power

33 mOhms

2 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD .2ohms 3watts 1%

WSR3R2000FEK
Vishay / Dale
1: £1.26
5,132In Stock

Mfr. Part No.
WSR3R2000FEK

Mouser Part No
71-WSR3R2000FEK

Vishay / Dale

Current Sense Resistors - SMD .2ohms 3watts 1%

Learn More

Datasheet

5,132In Stock

£1.26

£0.738

£0.662

£0.443

View

Min.: 1
Mult.: 1

Bulk

WSR

200 mOhms

3 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .004ohms 1%

WSL25124L000FEB
Vishay / Dale
1: £1.33
8,278In Stock
3,000Expected 01/10/2026

Mfr. Part No.
WSL25124L000FEB

Mouser Part No
71-WSL2512-0.004-E3

Vishay / Dale

Current Sense Resistors - SMD 1watt .004ohms 1%

Learn More

Datasheet

8,278In Stock

3,000Expected 01/10/2026

Cut Tape

£1.33

£0.899

£0.773

£0.668

Reel

£0.477

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSL

4 mOhms

1 W

1 %

150 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts 0.5ohms 1%

WSR2R5000FEB
Vishay / Dale
1: £1.34
5,333In Stock

Mfr. Part No.
WSR2R5000FEB

Mouser Part No
71-WSR2R5000FEB

Vishay / Dale

Current Sense Resistors - SMD 2watts 0.5ohms 1%

Learn More

Datasheet

5,333In Stock

Cut Tape

£1.34

£0.788

£0.64

£0.478

Reel

£0.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSR

500 mOhms

2 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts 0.2ohms 1%

WSR3R2000FEB
Vishay / Dale
1: £1.20
7,636In Stock

Mfr. Part No.
WSR3R2000FEB

Mouser Part No
71-WSR3R2000FEB

Vishay / Dale

Current Sense Resistors - SMD 3watts 0.2ohms 1%

Learn More

Datasheet

7,636In Stock

Cut Tape

£1.20

£0.738

£0.609

£0.523

Reel

£0.371

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSR

200 mOhms

3 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts 1ohms 1%

WSR21R000FEB
Vishay / Dale
1: £1.33
5,859In Stock

Mfr. Part No.
WSR21R000FEB

Mouser Part No
71-WSR21R000FEB

Vishay / Dale

Current Sense Resistors - SMD 2watts 1ohms 1%

Learn More

Datasheet

5,859In Stock

Cut Tape

£1.33

£0.766

£0.621

£0.464

View

Reel

£0.32

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSR

1 Ohms

2 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .09ohms 1%

WSL2512R0900FEA
Vishay / Dale
1: £0.713
15,064In Stock

Mfr. Part No.
WSL2512R0900FEA

Mouser Part No
71-WSL2512R0900FEA

Vishay / Dale

Current Sense Resistors - SMD 1watt .09ohms 1%

Learn More

Datasheet

15,064In Stock

Cut Tape

£0.713

£0.402

£0.327

£0.244

View

Reel

£0.195

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

WSL

90 mOhms

1 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts .02ohms 1%

WSR2R0200FEA
Vishay / Dale
1: £0.882
9,816In Stock

Mfr. Part No.
WSR2R0200FEA

Mouser Part No
71-WSR2R0200FEA

Vishay / Dale

Current Sense Resistors - SMD 2watts .02ohms 1%

Learn More

Datasheet

9,816In Stock

Cut Tape

£0.882

£0.551

£0.45

£0.417

View

Reel

£0.334

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR

20 mOhms

2 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts 0.05ohms 1%

WSR3R0500FEB
Vishay / Dale
1: £1.40
3,000In Stock

Mfr. Part No.
WSR3R0500FEB

Mouser Part No
71-WSR3R0500FEB

Vishay / Dale

Current Sense Resistors - SMD 3watts 0.05ohms 1%

Learn More

Datasheet

3,000In Stock

Cut Tape

£1.40

£0.826

£0.735

£0.581

Reel

£0.44

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSR

50 mOhms

3 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts .014ohm 1%

WSL2512R0140FEA18
Vishay / Dale
1: £1.20
11,803In Stock

Mfr. Part No.
WSL2512R0140FEA18

Mouser Part No
71-WSL2512R0140FEA18

Vishay / Dale

Current Sense Resistors - SMD 2watts .014ohm 1%

Learn More

Datasheet

11,803In Stock

Cut Tape

£1.20

£0.796

£0.632

£0.555

View

Reel

£0.432

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

WSL-18 High Power

14 mOhms

2 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts .0005ohms 1%

WSL3921L5000FEA
Vishay / Dale
1: £1.10
13,735In Stock

Mfr. Part No.
WSL3921L5000FEA

Mouser Part No
71-WSL3921L5000FEA

Vishay / Dale

Current Sense Resistors - SMD 3watts .0005ohms 1%

Learn More

Datasheet

13,735In Stock

Cut Tape

£1.10

£0.723

£0.556

£0.502

View

Reel

£0.361

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

WSL3921

500 uOhms

3 W

1 %

175 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.5 mm (0.02 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2watts .005ohms 1%

WSR25L000FEA
Vishay / Dale
1: £1.21
8,162In Stock

Mfr. Part No.
WSR25L000FEA

Mouser Part No
71-WSR25L000FEA

Vishay / Dale

Current Sense Resistors - SMD 2watts .005ohms 1%

Learn More

Datasheet

8,162In Stock

Cut Tape

£1.21

£0.725

£0.642

£0.566

Reel

£0.482

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR

5 mOhms

2 W

1 %

110 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .01ohms 1%

WSL2512R0100FEB
Vishay / Dale
1: £0.496
10,403In Stock

Mfr. Part No.
WSL2512R0100FEB

Mouser Part No
71-WSL2512-0.01-E3

Vishay / Dale

Current Sense Resistors - SMD 1watt .01ohms 1%

Learn More

Datasheet

10,403In Stock

Cut Tape

£0.496

£0.32

£0.244

£0.243

Reel

£0.243

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSL

10 mOhms

1 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .27ohms 1%

WSL2512R2700FEB
Vishay / Dale
1: £1.15
4,976In Stock

Mfr. Part No.
WSL2512R2700FEB

Mouser Part No
71-WSL2512R2700FEB

Vishay / Dale

Current Sense Resistors - SMD 1watt .27ohms 1%

Learn More

Datasheet

4,976In Stock

Cut Tape

£1.15

£0.663

£0.54

£0.404

View

Reel

£0.292

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Reel, Cut Tape, MouseReel

WSL

270 mOhms

1 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5watts .03ohms 1%

WSR5R0300FEA
Vishay / Dale
1: £1.92
2,241In Stock

Mfr. Part No.
WSR5R0300FEA

Mouser Part No
71-WSR5R0300FEA

Vishay / Dale

Current Sense Resistors - SMD 5watts .03ohms 1%

Learn More

Datasheet

2,241In Stock

Cut Tape

£1.92

£1.58

£1.22

Reel

£1.22

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR High Power

30 mOhms

5 W

1 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5watts .004ohms 1%

WSR54L000FEA
Vishay / Dale
1: £2.63
891In Stock

Mfr. Part No.
WSR54L000FEA

Mouser Part No
71-WSR54L000FEA

Vishay / Dale

Current Sense Resistors - SMD 5watts .004ohms 1%

Learn More

Datasheet

891In Stock

Cut Tape

£2.63

£1.77

£1.39

£1.27

View

Reel

£0.925

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Reel, Cut Tape, MouseReel

WSR High Power

4 mOhms

5 W

1 %

300 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5watts .02ohms .5%

WSR5R0200DEK
Vishay / Dale
1: £7.59
102In Stock

Mfr. Part No.
WSR5R0200DEK

Mouser Part No
71-WSR5R0200DEK

Vishay / Dale

Current Sense Resistors - SMD 5watts .02ohms .5%

Learn More

Datasheet

102In Stock

£7.59

£4.71

£4.43

£4.05

View

Min.: 1
Mult.: 1

Bulk

WSR High Power

20 mOhms

5 W

0.5 %

75 PPM / C

4527

11570

11.56 mm (0.455 in)

6.98 mm (0.275 in)

2.41 mm (0.095 in)

- 65 C

+ 275 C

Metal Element

Standard

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts .001ohms 1%

WSL39211L000FEA
Vishay / Dale
1: £1.19
8,658In Stock

Mfr. Part No.
WSL39211L000FEA

Mouser Part No
71-WSL39211L000FEA

Vishay / Dale

Current Sense Resistors - SMD 3watts .001ohms 1%

Learn More

Datasheet

8,658In Stock

Cut Tape

£1.19

£0.78

£0.715

Reel

£0.715

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

WSL3921

1 mOhms

3 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.5 mm (0.02 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .004ohms 1%

WSL25124L000FEA
Vishay / Dale
1: £1.55
25,709In Stock

Mfr. Part No.
WSL25124L000FEA

Mouser Part No
71-WSL25124L000FEA

Vishay / Dale

Current Sense Resistors - SMD 1watt .004ohms 1%

Learn More

Datasheet

25,709In Stock

Cut Tape

£1.55

£1.05

£0.89

£0.751

View

Reel

£0.539

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

WSL

4 mOhms

1 W

1 %

150 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 1watt .015ohms 1%

WSL2512R0150FEA
Vishay / Dale
1: £1.00
78,668In Stock

Mfr. Part No.
WSL2512R0150FEA

Mouser Part No
71-WSL2512R0150FEA

Vishay / Dale

Current Sense Resistors - SMD 1watt .015ohms 1%

Learn More

Datasheet

78,668In Stock

Cut Tape

£1.00

£0.656

£0.528

£0.444

Reel

£0.32

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

WSL

15 mOhms

1 W

1 %

75 PPM / C

2512

6332

6.35 mm (0.25 in)

3.2 mm (0.126 in)

0.64 mm (0.025 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3watts .004ohms 1%

WSL39214L000FEA
Vishay / Dale
1: £1.04
25,833In Stock

Mfr. Part No.
WSL39214L000FEA

Mouser Part No
71-WSL39214L000FEA

Vishay / Dale

Current Sense Resistors - SMD 3watts .004ohms 1%

Learn More

Datasheet

25,833In Stock

Cut Tape

£1.04

£0.678

£0.549

£0.512

Reel

£0.388

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

WSL3921

4 mOhms

3 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.5 mm (0.02 in)

- 65 C

+ 170 C

Metal Strip

2 Terminal

SMD/SMT

AEC-Q200

Current Monitoring for Electric Power Steering

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300 uOhms
500 uOhms
1 mOhms
2 mOhms
3 mOhms
4 mOhms
5 mOhms
6 mOhms
7 mOhms
8 mOhms
9 mOhms
10 mOhms
12 mOhms
12.5 mOhms
13 mOhms
14 mOhms
15 mOhms
17 mOhms
18 mOhms
19 mOhms