Current Sense Resistors - SMD

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Renewable Energy Solutions

Littelfuse provides a wide range of renewable energy solutions that include high-speed fuses, fast-acting relays, surge protection devices, and temperature sensors. These products from Littelfuse are designed to protect equipment from arc-flashes and fault conditions caused by equipment failure, phase-to-phase or ground faults, insulation breakdown, or temperature extremes. This selection of fuses, relays, surge protection devices, and temperature sensors can be found and used in Battery Energy Storage Systems (BESS), Solar/Photovoltaic (PV) energy solutions, and wind turbines.

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Part #

Current Sense Resistors - SMD 3921 0.002ohm 1% Shunt Res AEC-Q200

PSR400ITQFJ2L00
ROHM Semiconductor
1: $2.54
2,452In Stock

Mfr. Part No.
PSR400ITQFJ2L00

Mouser Part No
755-PSR400ITQFJ2L00

ROHM Semiconductor

Current Sense Resistors - SMD 3921 0.002ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

2,452In Stock

Cut Tape

$2.54

$1.76

$1.37

$1.25

Reel

$0.846

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

2 mOhms

6 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

1.1 mm (0.043 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5931 0.0003ohm 1% Shunt Res AEC-Q200

PSR500HTQFD0L30
ROHM Semiconductor
1: $2.92
2,101In Stock

Mfr. Part No.
PSR500HTQFD0L30

Mouser Part No
755-PSR500HTQFD0L30

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.0003ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

2,101In Stock

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$0.987

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

300 uOhms

10 W

1 %

150 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.4 mm (0.055 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5931 0.002ohm 1% Shunt Res AEC-Q200

PSR500HTQFJ2L00
ROHM Semiconductor
1: $2.92
1,769In Stock

Mfr. Part No.
PSR500HTQFJ2L00

Mouser Part No
755-PSR500HTQFJ2L00

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.002ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

1,769In Stock

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$0.964

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

2 mOhms

7 W

1 %

75 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

0.9 mm (0.035 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2512 3mohm 1% Shunt Resistor

PSR100KTQFL3L00
ROHM Semiconductor
1: $2.11
11,434In Stock

Mfr. Part No.
PSR100KTQFL3L00

Mouser Part No
755-PSR100KTQFL3L00

ROHM Semiconductor

Current Sense Resistors - SMD 2512 3mohm 1% Shunt Resistor

Learn More

Datasheet

11,434In Stock

Cut Tape

$2.11

$1.41

$1.09

$0.985

View

Reel

$0.634

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Reel, Cut Tape, MouseReel

PSR

3 mOhms

4 W

1 %

50 PPM / C

2512

6432

6.35 mm (0.25 in)

3.05 mm (0.12 in)

0.75 mm (0.03 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD Passive Components, Resistors, 10x5.2 (3921) size, 12W, 0.2m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified)

PSR400ITQFC0L20
ROHM Semiconductor
1: $2.31
3,150In Stock

Mfr. Part No.
PSR400ITQFC0L20

Mouser Part No
755-PSR400ITQFC0L20

ROHM Semiconductor

Current Sense Resistors - SMD Passive Components, Resistors, 10x5.2 (3921) size, 12W, 0.2m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified)

Learn More

Datasheet

3,150In Stock

Cut Tape

$2.31

$1.61

$1.36

$1.29

Reel

$1.06

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

200 uOhms

12 W

1 %

125 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

1.9 mm (0.075 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD Passive Components, Resistors, 15x7.75 (5931) size, 15W, 0.1m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified)

PSR500HTQFB0L10
ROHM Semiconductor
1: $2.18
813In Stock

Mfr. Part No.
PSR500HTQFB0L10

Mouser Part No
755-PSR500HTQFB0L10

ROHM Semiconductor

Current Sense Resistors - SMD Passive Components, Resistors, 15x7.75 (5931) size, 15W, 0.1m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified)

Learn More

Datasheet

813In Stock

Cut Tape

$2.18

$1.52

$1.28

$1.21

Reel

$1.04

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

100 uOhms

15 W

1 %

200 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.96 mm (0.077 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD 2512 0.5mohm 1% Shunt Resistor

PSR100KTQFF0L50
ROHM Semiconductor
1: $2.24
2,817In Stock
5,000Expected 06/08/2026

Mfr. Part No.
PSR100KTQFF0L50

Mouser Part No
755-PSR100KTQFF0L50

ROHM Semiconductor

Current Sense Resistors - SMD 2512 0.5mohm 1% Shunt Resistor

Learn More

Datasheet

2,817In Stock

5,000Expected 06/08/2026

Cut Tape

$2.24

$1.49

$1.16

$1.05

Reel

$0.676

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Reel, Cut Tape, MouseReel

PSR

500 uOhms

8 W

1 %

100 PPM / C

2512

6432

6.35 mm (0.25 in)

3.05 mm (0.12 in)

1.15 mm (0.045 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD 2512 1mohm 1% Shunt Resistor

PSR100KTQFH1L00
ROHM Semiconductor
1: $2.08
13,617In Stock

Mfr. Part No.
PSR100KTQFH1L00

Mouser Part No
755-PSR100KTQFH1L00

ROHM Semiconductor

Current Sense Resistors - SMD 2512 1mohm 1% Shunt Resistor

Learn More

Datasheet

13,617In Stock

Cut Tape

$2.08

$1.38

$1.07

$0.968

View

Reel

$0.622

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Reel, Cut Tape, MouseReel

PSR

1 mOhms

8 W

1 %

100 PPM / C

2512

6432

6.35 mm (0.25 in)

3.05 mm (0.12 in)

0.75 mm (0.03 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD 2512 2mohm 1% Shunt Resistor

PSR100KTQFJ2L00
ROHM Semiconductor
1: $2.22
15,562In Stock

Mfr. Part No.
PSR100KTQFJ2L00

Mouser Part No
755-PSR100KTQFJ2L00

ROHM Semiconductor

Current Sense Resistors - SMD 2512 2mohm 1% Shunt Resistor

Learn More

Datasheet

15,562In Stock

Cut Tape

$2.22

$1.48

$1.15

$1.04

Reel

$0.78

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Reel, Cut Tape, MouseReel

PSR

2 mOhms

6 W

1 %

50 PPM / C

2512

6432

6.35 mm (0.25 in)

3.05 mm (0.12 in)

1 mm (0.039 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD 5931 0.0002ohm 1% Shunt Res AEC-Q200

PSR500HTQFC0L20
ROHM Semiconductor
1: $2.92
1,714In Stock

Mfr. Part No.
PSR500HTQFC0L20

Mouser Part No
755-PSR500HTQFC0L20

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.0002ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

1,714In Stock

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$0.987

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

200 uOhms

15 W

1 %

150 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.85 mm (0.073 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5931 0.0005ohm 1% Shunt Res AEC-Q200

PSR500HTQFF0L50
ROHM Semiconductor
1: $2.92
1,937In Stock

Mfr. Part No.
PSR500HTQFF0L50

Mouser Part No
755-PSR500HTQFF0L50

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.0005ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

1,937In Stock

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$1.01

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

500 uOhms

10 W

1 %

150 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.05 mm (0.041 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5931 0.001ohm 1% Shunt Res AEC-Q200

PSR500HTQFH1L00
ROHM Semiconductor
1: $2.92
3,767In Stock

Mfr. Part No.
PSR500HTQFH1L00

Mouser Part No
755-PSR500HTQFH1L00

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.001ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

3,767In Stock

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$1.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

1 mOhms

10 W

1 %

75 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.35 mm (0.053 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 2512 0.3mohm 1% Shunt Resistor

PSR100KTQFD0L30
ROHM Semiconductor
1: $2.32
1,651In Stock
5,000Expected 29/06/2026

Mfr. Part No.
PSR100KTQFD0L30

Mouser Part No
755-PSR100KTQFD0L30

ROHM Semiconductor

Current Sense Resistors - SMD 2512 0.3mohm 1% Shunt Resistor

Learn More

Datasheet

1,651In Stock

5,000Expected 29/06/2026

Cut Tape

$2.32

$1.55

$1.21

$1.09

Reel

$0.721

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Reel, Cut Tape, MouseReel

PSR

300 uOhms

8 W

1 %

150 PPM / C

2512

6432

6.35 mm (0.25 in)

3.05 mm (0.12 in)

1.45 mm (0.057 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

Current Sense Resistors - SMD 3921 0.0003ohm 1% Shunt Res AEC-Q200

PSR400ITQFD0L30
ROHM Semiconductor
1: $3.05
328In Stock
3,000Expected 20/07/2026

Mfr. Part No.
PSR400ITQFD0L30

Mouser Part No
755-PSR400ITQFD0L30

ROHM Semiconductor

Current Sense Resistors - SMD 3921 0.0003ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

328In Stock

3,000Expected 20/07/2026

Cut Tape

$3.05

$2.04

$1.60

$1.45

Reel

$0.978

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

300 uOhms

10 W

1 %

175 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

1.85 mm (0.073 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3921 0.0005ohm 1% Shunt Res AEC-Q200

PSR400ITQFF0L50
ROHM Semiconductor
1: $2.63
1,043In Stock
15,000On Order

Mfr. Part No.
PSR400ITQFF0L50

Mouser Part No
755-PSR400ITQFF0L50

ROHM Semiconductor

Current Sense Resistors - SMD 3921 0.0005ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

1,043In Stock

15,000On Order

Cut Tape

$2.63

$1.76

$1.37

$1.25

View

Reel

$0.846

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

500 uOhms

10 W

1 %

175 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

1.3 mm (0.051 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3921 0.001ohm 1% Shunt Res AEC-Q200

PSR400ITQFH1L00
ROHM Semiconductor
1: $2.63
1,244In Stock
3,000Expected 28/08/2026

Mfr. Part No.
PSR400ITQFH1L00

Mouser Part No
755-PSR400ITQFH1L00

ROHM Semiconductor

Current Sense Resistors - SMD 3921 0.001ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

1,244In Stock

3,000Expected 28/08/2026

Cut Tape

$2.63

$1.76

$1.37

$1.25

Reel

$0.798

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

1 mOhms

8 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.9 mm (0.035 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 3921 0.003ohm 1% Shunt Res AEC-Q200

PSR400ITQFL3L00
ROHM Semiconductor
1: $2.63
384In Stock
3,000Expected 07/09/2026

Mfr. Part No.
PSR400ITQFL3L00

Mouser Part No
755-PSR400ITQFL3L00

ROHM Semiconductor

Current Sense Resistors - SMD 3921 0.003ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

384In Stock

3,000Expected 07/09/2026

Cut Tape

$2.63

$1.76

$1.37

$1.25

Reel

$0.798

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Reel, Cut Tape, MouseReel

PSR

3 mOhms

5 W

1 %

75 PPM / C

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

0.9 mm (0.035 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD 5931 0.0004ohm 1% Shunt Res AEC-Q200

PSR500HTQFE0L40
ROHM Semiconductor
1: $2.92
21In Stock
2,000Expected 07/07/2026

Mfr. Part No.
PSR500HTQFE0L40

Mouser Part No
755-PSR500HTQFE0L40

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.0004ohm 1% Shunt Res AEC-Q200

Learn More

Datasheet

21In Stock

2,000Expected 07/07/2026

Cut Tape

$2.92

$1.96

$1.53

$1.39

Reel

$0.987

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Reel, Cut Tape, MouseReel

PSR

400 uOhms

10 W

1 %

150 PPM / C

5931

15078

15 mm (0.591 in)

7.75 mm (0.305 in)

1.15 mm (0.045 in)

- 65 C

+ 175 C

Metal Element

2 Terminal

SMD/SMT

AEC-Q200

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFC
ROHM Semiconductor
3,000: $1.02
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFC

Mouser Part No
755-PSR400ITQFC

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$1.02

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

200 uOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFD
ROHM Semiconductor
3,000: $1.02
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFD

Mouser Part No
755-PSR400ITQFD

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$1.02

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

300 uOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFF
ROHM Semiconductor
3,000: $0.864
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFF

Mouser Part No
755-PSR400ITQFF

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$0.864

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

500 uOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFH
ROHM Semiconductor
3,000: $0.864
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFH

Mouser Part No
755-PSR400ITQFH

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$0.864

$0.847

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

1 mOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFJ
ROHM Semiconductor
3,000: $0.864
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFJ

Mouser Part No
755-PSR400ITQFJ

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$0.864

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

2 mOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

PSR400ITQFL
ROHM Semiconductor
3,000: $0.864
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR400ITQFL

Mouser Part No
755-PSR400ITQFL

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 3921mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$0.864

Min.: 3,000
Mult.: 3,000

: 3,000

Reel

PSR

3 mOhms

1 %

3921

10052

10 mm (0.394 in)

5.2 mm (0.205 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 5931mm, 1

PSR500HTQFB
ROHM Semiconductor
2,000: $1.04
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PSR500HTQFB

Mouser Part No
755-PSR500HTQFB

ROHM Semiconductor

Current Sense Resistors - SMD High Power Metal Plate Shunt Resistor, 5931mm, 1

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

$1.04

$1.03

Min.: 2,000
Mult.: 2,000

: 2,000

Reel

PSR

100 uOhms

1 %

5931

15075

15 mm (0.591 in)

7.75 mm (0.305 in)

- 65 C

+ 175 C

Metal Plate

2 Terminal

SMD/SMT

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