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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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
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 0.27ohm 5% Curr Sense AEC-Q200
Datasheet
16,523In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 270 mOhms 166 mW (1/6 W) 5 % 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 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 0402 0.33ohm 5% Curr Sense AEC-Q200
Datasheet
5,714In Stock
10,000Expected 16/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 330 mOhms 166 mW (1/6 W) 5 % 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 0402 0.39ohms 5% Thick Film Resistor
Datasheet
17,956In Stock
10,000Expected 16/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 390 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 + 125 C Thick Film 2 Terminal SMD/SMT AEC-Q200
Panasonic Industry Current Sense Resistors - SMD 0402 0.51ohm 5% Curr Sense AEC-Q200
Datasheet
7,680In Stock
10,000Expected 17/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 510 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 0402 0.56ohm 5% Curr Sense AEC-Q200
Datasheet
16,407In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 560 mOhms 166 mW (1/6 W) 5 % 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 0402 0.68ohm 5% Curr Sense AEC-Q200
Datasheet
14,951In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 680 mOhms 166 mW (1/6 W) 5 % 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 0402 0.82ohm 5% Curr Sense AEC-Q200
Datasheet
6,600In Stock
10,000Expected 24/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 820 mOhms 166 mW (1/6 W) 5 % 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 0402 0.11ohm 1% Curr Sense AEC-Q200
Datasheet
18,087In 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 0402 0.12ohm 1% Curr Sense AEC-Q200
Datasheet
4,966In Stock
20,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 120 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 0.15ohm 1% Curr Sense AEC-Q200
Datasheet
2,490In Stock
10,000Expected 14/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 150 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 0.18ohm 1% Curr Sense AEC-Q200
Datasheet
12,757In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 180 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
30In Stock
80,000On 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 0402 0.2ohm 5% Curr Sense AEC-Q200
Datasheet
10,650In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-BQ/BS 200 mOhms 166 mW (1/6 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
Panasonic Industry Current Sense Resistors - SMD 0402 50mOhm 1% Curr Sense AEC-Q200
Datasheet
9,416In Stock
120,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 50 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 0402 0.056ohm 1% Curr Sense AEC-Q200
Datasheet
11,787In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 56 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 0402 0.062ohm 1% Curr Sense AEC-Q200
Datasheet
3,543In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 62 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 0402 0.068ohm 1% Curr Sense AEC-Q200
Datasheet
15,929In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 68 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 0402 0.075ohm 1% Curr Sense AEC-Q200
Datasheet
12,326In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 75 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 0402 0.082ohm 1% Curr Sense AEC-Q200
Datasheet
6,876In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 82 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 0402 0.091ohm 1% Curr Sense AEC-Q200
Datasheet
6,962In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 91 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 0402 0.047ohm 5% Curr Sense AEC-Q200
Datasheet
1,164In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 47 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
Panasonic Industry Current Sense Resistors - SMD 0402 50mOhm 5% Curr Sense AEC-Q200
Datasheet
6,291In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 50 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
Panasonic Industry Current Sense Resistors - SMD 0402 0.05ohms 5% Thick Film Resistor
Datasheet
548In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 51 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
Panasonic Industry Current Sense Resistors - SMD 0402 100mOhm 5% Curr Sense AEC-Q200
Datasheet
6,665In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Reel, Cut Tape, MouseReel ERJ-xBW 100 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