Slim Metal Alloy Current Sense Resistors

PROSEMI’s ultra-thin, ultra-low resistance resistor series combines outstanding performance and compactness, with package sizes ranging from 0402 to 1206, rated power from 0.25W to 1W, and resistance values from 5mΩ to 50mΩ. These resistors have a thickness of less than 0.4mm and are designed for applications that require extremely small space and high efficiency, such as battery packs, inverters, consumer electronics, and other fields.

We take pride in our fast delivery. Large orders can be shipped within 6 weeks, and we have a complete sample library, offering flexible sample provisions. In addition, we provide customized solutions with short development cycles to ensure your specific needs are met. As the first domestic brand to successfully achieve mass production of ultra-thin, ultra-low resistance resistors, we are trusted by leading companies such as AMD, Lenovo, and SanDisk.

Whether you need standard products or custom solutions, our team is dedicated to providing high-quality, reliable resistors to enhance your designs and meet the most stringent technical standards.

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Slim Metal Alloy Current Sense Resistors

Related Products

We offer a wide range of categorized products, each of which has been carefully selected and designed to meet the individual needs of diverse consumers.
Model Package Series TCR (ppm/℃) Resistance Value (mΩ) Power Rating (W or A) Tolerance(%) Automotive PDF
MLR05 0508 MLR05 ±75~100 1~10 1 0.5、1、2、5 No
MLR06 0612 MLR06 ±50~70 1~25 1 0.5、1、2、5 No
AMLR06 0612 AMLR06 ±50 20 1 1 Yes
MSR06 0603 MSR06 ±75~150 2~20 0.5 1、2、5 NO
MSR08 0805 MSR08 ±50~100 1~20 0.75 0.5、1 No
AMSR08 0805 AMSR08 ±50 20 0.75 1 Yes
MSR12 1206 MSR12 ±50~75 1~20 1 0.5、1 No

What Advantages Do We Slim Metal Alloy Current Sense Resistors

Long Terminal Low Resistance

Long Terminal Low Resistance

The long terminal design enhances the stability and reliability of the connection, while the low resistance enables more precise detection of small current changes, providing more accurate signals for measurement and helping to improve the accuracy of current measurements.

Short Terminal Low-Resistance

Short Terminal Low-Resistance

The precision alloy current sensing resistor with short terminals and low resistance value offers advantages such as reduced parasitic inductance and distributed capacitance, improved space utilization, and enhanced mechanical stability. It can improve circuit performance, facilitate device miniaturization, and adapt to harsh environments.

Small Size Ultra-thin Thickness

Small Size Ultra-thin Thickness

The precision metal alloy current sense resistor is small in size and ultra-thin in thickness, offering advantages such as space-saving, improved integration, better heat dissipation, and adaptability to special environments. It is beneficial for the miniaturization and high-performance development of electronic devices and meets the demands of specialized fields.

Low TCR

Low TCR

  • High current measurement accuracy
  • Strong circuit performance stability
  • Good circuit system reliability
Low Inductance

Low Inductance

  • Reduced Signal Distortion
  • Electromagnetic Interference (EMI) Suppression
  • Improved Circuit Stability
  • Adaptability to High-Frequency, High-Speed Applications
Low Thermal EMF

Low Thermal EMF

  • High current measurement accuracy
  • Good circuit stability
  • Wide operating temperature range

Technology Applied

Electron Beam Welding (EBW) Process

Electron Beam Welding (EBW) Process

High welding precision, allowing accurate positioning and control of weld width to ensure resistor performance; Excellent weld quality, with rapid cooling forming fine grain structures, while the vacuum environment minimizes welding defects; Small heat-affected zone, helping preserve the properties of precision alloy materials and reducing the risk of resistance value changes; Wide range of weldable materials, suitable for various refractory and high-alloy materials, expanding material selection options; High level of automation, enabling integration with control systems for precise automated operations, ensuring stable quality, improving production efficiency, and meeting the demands of large-scale manufacturing.

Yellow Light Etching Process

Yellow Light Etching Process

Ultra-high precision, enabling the fabrication of fine structures to meet high-accuracy requirements; Excellent consistency, which improves yield rates in mass production and enhances circuit stability; Strong capability for complex structure fabrication, making it easier to meet the needs of special applications and innovation; Wide material compatibility, adaptable to various alloy materials to maximize performance advantages; Minimal impact on material properties, reducing structural and performance damage during processing to ensure long-term reliability of the resistor.

Precision Stamping And Plastic Encapsulation Process

Precision Stamping And Plastic Encapsulation Process

In terms of precision and performance, high-precision dimensional control is achieved to support high-density circuit boards and enhance circuit stability. Mechanical properties are strengthened to ensure suitability for harsh environments. In manufacturing and protection, production efficiency is improved while reducing costs. The resistors are endowed with excellent electrical insulation, good heat dissipation, and strong environmental adaptability, offering resistance to moisture, dust, and corrosion—effectively extending service life.

Product Application

  • Battery pack
  • Inverter
  • Converter
  • Consumer electronics
  • Laptops
Application
About Us

PROSEMI TECHNOLOGY

Prosemi Technology, as a leading company in the field of precision current sensing components, is dedicated to providing customers with high-performance and high-reliability solutions. Our precision alloy current-sensing resistors, including SMD chip resistors and shunt resistors, are designed for a variety of applications, helping your products achieve accurate current detection and efficient energy management.

High-Quality Products

High-Quality Products

We provide a wide range of outstanding electronic components that are integral to countless applications. Every product is a result of state-of-the-art technology combined with stringent quality control processes to ensure reliability and performance.
Competitive Advantages

Competitive Advantages

Enjoy exclusive access to competitively priced products along with ongoing support and training from our dedicated team. We help you stay ahead by keeping you updated with the latest trends and technology advancements within the industry.
Prompt and Reliable Delivery

Prompt and Reliable Delivery

With our streamlined supply chain and logistics expertise, you receive all products on time, maintaining the highest level of customer satisfaction and trust.

Relevant Cases

PROSEMI electronic components are widely applied across multiple fields, ensuring the safe and efficient operation of equipment, and gaining trust within the industry.
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