Current Sense Resistors

Panasonic offers a wide variety of Thick Film Current Sense Resistors (ERJ-B1, B2, xB, xBW, xCW) in a large range of case sizes and wide terminal types for high solder joint reliability. ERJ Current Sense Resistors feature power ratings up to 2W with low resistance ratings from 5mΩ to 10Ω. Panasonic provides a wide line of case size options that range from 0402 to 2512 for conventional terminals and 0612 to 1020 for wide terminals.

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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
Qualification
Panasonic Current Sense Resistors - SMD 0603 0.12ohm 1% Curr Sense AEC-Q200
Datasheet
13,299In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 120 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.13ohm 1% Curr Sense AEC-Q200
Datasheet
4,985In Stock
5,000Expected 20/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 130 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.15ohm 1% Curr Sense AEC-Q200
Datasheet
116In Stock
10,000Expected 25/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 150 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.16ohm 1% Curr Sense AEC-Q200
Datasheet
565In Stock
5,000Expected 20/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 160 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.18ohm 1% Curr Sense AEC-Q200
Datasheet
5,808In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 180 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD .2 OHM 1% 1/4W
Datasheet
13,436In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 200 mOhms 250 mW (1/4 W) 1 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.1ohm 5% Curr Sense AEC-Q200
Datasheet
4,118In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 100 mOhms 250 mW (1/4 W) 5 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.13ohm 5% Curr Sense AEC-Q200
Datasheet
5,860In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 130 mOhms 250 mW (1/4 W) 5 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.16ohm 5% Curr Sense AEC-Q200
Datasheet
3,751In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 160 mOhms 250 mW (1/4 W) 5 % 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.2ohm 5% Curr Sense AEC-Q200
Datasheet
6,171In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 200 mOhms 250 mW (1/4 W) 5 % 300 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.02ohm 1% Curr Sense AEC-Q200
Datasheet
6,620In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 22 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.02ohm 1% Curr Sense AEC-Q200
Datasheet
3,554In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 24 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.03ohm 1% Curr Sense AEC-Q200
Datasheet
3,059In Stock
5,000Expected 06/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 30 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 33mohm 1% Curr Sense AEC-Q200
Datasheet
4,683In Stock
5,000Expected 20/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 33 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.036ohm 1% Curr Sense AEC-Q200
Datasheet
6,185In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 36 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.039ohm 1% Curr Sense AEC-Q200
Datasheet
2,862In Stock
5,000Expected 23/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 39 mOhms 330 mW (1/3 W) 1 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 06030.047ohm 1% Curr Sense AEC-Q200
Datasheet
43In Stock
5,000Expected 25/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 47 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.05ohm 1% Curr Sense AEC-Q200
Datasheet
9,118In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 56 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.06ohm 1% Curr Sense AEC-Q200
Datasheet
4,559In Stock
5,000Expected 27/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 62 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.06ohm 1% Curr Sense AEC-Q200
Datasheet
5,588In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 68 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD SMD 0603 0.075ohms 1% Curr Sense AEC-Q200
Datasheet
6,948In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 75 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.08ohm 1% Curr Sense AEC-Q200
Datasheet
4,563In Stock
5,000Expected 06/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 82 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.09ohm 1% Curr Sense AEC-Q200
Datasheet
4,096In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 91 mOhms 330 mW (1/3 W) 1 % 150 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.02ohm 5% Curr Sense AEC-Q200
Datasheet
3,576In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape ERJ-xBW 22 mOhms 330 mW (1/3 W) 5 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Current Sense Resistors - SMD 0603 0.02ohm 5% Curr Sense AEC-Q200
Datasheet
3,131In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 27 mOhms 330 mW (1/3 W) 5 % 250 PPM / C 0603 1608 1.6 mm (0.063 in) 0.8 mm (0.031 in) 0.45 mm (0.018 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200