Description

PCB Mount Shunt Resistor for Precision Current Sensing

PCB mount shunt resistor is designed for high-accuracy current sensing in compact SMD layouts. Ideal for applications requiring stable performance and precise measurement, this resistor is available in various standard footprints such as 1206, 1575,2010, 2512, and more.

Product Features of PCB-Mounted Shunts:

Resistance Range: 0.1mΩ to 100mΩ
Tolerance: ±1% / ±0.5% / ±0.25%
TCR (Temperature Coefficient): < ±75 ppm/°C
Rated Power: Up to 3W (depending on size)
Mounting: Surface Mount (SMD) for easy integration on PCB
Material: Metal strip / alloy element for low thermal EMF
The product meets the requirements of ACE-Q200

Product Size

Series	Package	Power	Resistance (min)	Resistance (max)	Tolerance	TCR (ppm/°C)	Part / Variant
LRS	2512	3W – 6W	0.1 mΩ	1 mΩ	±0.1%, ±0.2%, ±0.5%, ±1%, ±2%, ±5%	±15 – ±75	LRS2512
LRS	1206	1W – 2W	0.5 mΩ	3 mΩ	±0.1% … ±5%	±15 – ±75	LRS1206
LRS	6568	5W – 7W	0.1 mΩ	0.2 mΩ	±0.1% … ±5%	±15 – ±75	LRS6568
LRS	1575 (5930)	7W – 15W	0.1 mΩ	1 mΩ	±0.1% … ±5%	±15 – ±75	LRS1575 / LRS5930
LRS	1050 (3920)	5W – 12W	0.1 mΩ	1 mΩ	±0.1% … ±5%	±15 – ±75	LRS1050 / LRS3920

Notes: Tolerance options and exact resistance ranges depend on the specific part variant—please consult the datasheet for exact values.

Electrical performance:

Parameter	Value
Resistance Values (mR)	0.1 to 4
Rated Power (W)	7
Accuracy (%)	0.5 to 5
TCR (ppm/℃)	25~50
Operating Temperature Range	-50℃ ~ +170℃
Inductance (nH)	<10

Applications of PCB Mount Shunt Resistor

Battery Management Systems (BMS)
Power Supply and DC-DC Converters
Industrial Control Boards
Automotive Electronics
Smart Meters & IoT Devices
Inverter and motor control circuit
Learn more about how shunt resistors work in EV battery systems
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