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 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 0.03ohms 1% Tol AEC-Q200
Datasheet
6,535In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 30 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 0.05ohms 1% Tol AEC-Q200
Datasheet
587In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 51 mOhms 1 W 1 % 0 PPM / C, 150 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 0.05ohms 1% Tol AEC-Q200
Datasheet
3,746In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 56 mOhms 1 W 1 % 0 PPM / C, 150 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 .05 OHM 1% 1W
Datasheet
7,970In Stock
10,000Expected 2/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 50 mOhms 1 W 1 % 0 PPM / C, 150 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 0.06ohms 1% Tol AEC-Q200
Datasheet
1,686In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 68 mOhms 1 W 1 % 0 PPM / C, 150 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 0.07ohms 1% Tol AEC-Q200
Datasheet
4,350In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 75 mOhms 1 W 1 % 0 PPM / C, 150 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 0.08ohms 1% Tol AEC-Q200
Datasheet
3,428In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 82 mOhms 1 W 1 % 0 PPM / C, 150 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 0.12ohms 1% Tol AEC-Q200
Datasheet
6,339In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 120 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 0612 0.16ohms 1% Tol AEC-Q200
Datasheet
7,901In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 160 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 0612 0.18ohms 1% Tol AEC-Q200
Datasheet
10,782In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 180 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 0612 0.011ohms 5% Tol AEC-Q200
Datasheet
243In Stock
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape ERJ-Bx 11 mOhms 1 W 5 % 0 PPM / C, 300 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
Datasheet
5,730In Stock
Min.: 1
Mult.: 1

ERJ-Bx 112 Ohms 1 % 100 PPM / C 1206 3216 3.2 mm (0.126 in) 1.6 mm (0.063 in) - 55 C + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0805 0.030ohm 5% Curr Sense AEC-Q200
Datasheet
1,765In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 30 mOhms 500 mW (1/2 W) 5 % 200 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 1206 0.036ohm 5% Curr Sense AEC-Q200
Datasheet
2,217In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-xBW 36 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 1020 0.10ohms 5% Tol AEC-Q200
Datasheet
5,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-Bx 100 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 82 Ohms 1W 100 ppm
Datasheet
9,980In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-Bx 82 Ohms 750 mW (3/4 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 0402 0.22ohm 1% Curr Sense AEC-Q200
Datasheet
3In Stock
60,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 220 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 0.051ohm 1% Curr Sense AEC-Q200
Datasheet
2In Stock
20,000Expected 26/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 51 mOhms 250 mW (1/4 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 + 155 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0805 0.56ohm 1% Curr Sense AEC-Q200
Datasheet
15In Stock
10,000Expected 15/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 560 mOhms 330 mW (1/3 W) 1 % 200 PPM / C 0805 2012 2 mm (0.079 in) 1.2 mm (0.047 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 0402 0.30ohm 1% Curr Sense AEC-Q200
Datasheet
109,850Expected 24/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 300 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 0.10ohm 1% Curr Sense AEC-Q200
Datasheet
56,162On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 100 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 0402 0.16ohm 1% Curr Sense AEC-Q200
Datasheet
59,290Expected 24/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 160 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 0402 0.20ohm 1% Curr Sense AEC-Q200
Datasheet
79,030On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 200 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 0603 0.08ohm 1% Curr Sense AEC-Q200
Datasheet
15,000Expected 17/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 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