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 Industry Current Sense Resistors - SMD 0402 0.3ohm 5% Curr Sense AEC-Q200
Datasheet
43.892In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 300 mOhms 166 mW (1/6 W) 5 % 250 PPM / C 0402 1005 1 mm (0.039 in) 0.5 mm (0.02 in) 0.35 mm (0.014 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 06030.047ohm 1% Curr Sense AEC-Q200
Datasheet
9.086In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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 Industry Current Sense Resistors - SMD 1206 0.012ohm 5% Curr Sense AEC-Q200
Datasheet
6.489In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-xBW 12 mOhms 1 W 5 % 200 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.65 mm (0.026 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1020 2.4ohms 1% Tol AEC-Q200
Datasheet
3.654In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 2.4 Ohms 2 W 1 % 100 PPM / C 1020 (Reversed) 2550 (Reversed) 2.5 mm (0.098 in) 5 mm (0.197 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1020 0.2ohms 1% Tol AEC-Q200
Datasheet
2.231In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 200 mOhms 2 W 1 % 100 PPM / C 1020 (Reversed) 2550 (Reversed) 2.5 mm (0.098 in) 5 mm (0.197 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1020 200ohms 5% Tol AEC-Q200
Datasheet
3.669In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 22 mOhms 2 W 5 % 200 PPM / C 1020 (Reversed) 2550 (Reversed) 2.5 mm (0.098 in) 5 mm (0.197 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1210 9.1ohm 1% Curr Sense AEC-Q200
Datasheet
8.285In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 9.1 Ohms 500 mW (1/2 W) 1 % 100 PPM / C 1210 3225 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.6 mm (0.024 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0805 0.013ohm 5% Curr Sense AEC-Q200
Datasheet
7.176In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-xBW 13 mOhms 500 mW (1/2 W) 5 % 300 PPM / C 0805 2012 2 mm (0.079 in) 1.25 mm (0.049 in) 0.65 mm (0.026 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1020 1Kohms 1% Tol AEC-Q200
Datasheet
3.014In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 1 kOhms 1 W 1 % 100 PPM / C 1020 (Reversed) 2550 (Reversed) 2.5 mm (0.098 in) 5 mm (0.197 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1020 1.5ohms 5% Tol AEC-Q200
Datasheet
4.628In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 1.5 Ohms 2 W 5 % 200 PPM / C 1020 (Reversed) 2550 (Reversed) 2.5 mm (0.098 in) 5 mm (0.197 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 0.43ohms 1% Tol AEC-Q200
Datasheet
4.916In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 430 mOhms 1 W 1 % 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1210 1.2ohm 1% Curr Sense AEC-Q200
Datasheet
9.146In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 1.2 Ohms 500 mW (1/2 W) 1 % 100 PPM / C 1210 3225 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.6 mm (0.024 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1210 1.6ohm 1% Curr Sense AEC-Q200
Datasheet
8.543In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 1.6 Ohms 500 mW (1/2 W) 1 % 100 PPM / C 1210 3225 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.6 mm (0.024 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0402 0.11ohm 1% Curr Sense AEC-Q200
Datasheet
18.343In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 110 mOhms 166 mW (1/6 W) 1 % 300 PPM / C 0402 1005 1 mm (0.039 in) 0.5 mm (0.02 in) 0.35 mm (0.014 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1206 7.5ohm 1% Curr Sense AEC-Q200
Datasheet
24.398In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 7.5 Ohms 500 mW (1/2 W) 1 % 200 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.6 mm (0.024 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1206 0.022ohm 5% Curr Sense AEC-Q200
Datasheet
8.373In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-xBW 22 mOhms 1 W 5 % 150 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) 0.65 mm (0.026 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 1.3ohms 1% Tol AEC-Q200
Datasheet
4.867In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 1.3 Ohms 1 W 1 % 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 4.3ohms 1% Tol AEC-Q200
Datasheet
4.970In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 4.3 Ohms 1 W 1 % 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 0.51ohms 1% Tol AEC-Q200
Datasheet
4.746In Stock
5.000Expected 9/21/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 510 mOhms 1 W 1 % 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 0.03ohms 1% Tol AEC-Q200
Datasheet
7.136In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 36 mOhms 1 W 1 % 0 PPM / C, 200 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0612 0.2ohms 1% Tol AEC-Q200
Datasheet
6.946In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-Bx 200 mOhms 1 W 1 % 0 PPM / C, 100 PPM / C 0612 (Reversed) 1632 (Reversed) 1.6 mm (0.063 in) 3.2 mm (0.126 in) 0.55 mm (0.022 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1210 6.8ohm 1% Curr Sense AEC-Q200
Datasheet
8.462In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 6.8 Ohms 500 mW (1/2 W) 1 % 100 PPM / C 1210 3225 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.6 mm (0.024 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 1210 0.13ohm 1% Curr Sense AEC-Q200
Datasheet
3.697In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 130 mOhms 500 mW (1/2 W) 1 % 200 PPM / C 1210 3225 3.2 mm (0.126 in) 2.5 mm (0.098 in) 0.6 mm (0.024 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0402 0.68ohm 1% Curr Sense AEC-Q200
Datasheet
20.307In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 680 mOhms 166 mW (1/6 W) 1 % 250 PPM / C 0402 1005 1 mm (0.039 in) 0.5 mm (0.02 in) 0.35 mm (0.014 in) - 55 C + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0402 0.056ohm 5% Curr Sense AEC-Q200
Datasheet
7.831In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Reel, Cut Tape, MouseReel ERJ-xBW 56 mOhms 250 mW (1/4 W) 5 % 300 PPM / C 0402 1005 1 mm (0.039 in) 0.5 mm (0.02 in) 0.35 mm (0.014 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200