The only domestic original manufacturer of electronic components that masters three different technological platforms. From upstream raw materials to design (ranging from 0402 packages to 8436) to production, everything is independently controlled.
PROSEMI Technology offers alloy current sensing resistors in a wide range of sizes from 0805 to 4527, with rated power from 0.5W to 7W. The resistance values range from 0.5mΩ to 500mΩ, catering to various application fields such as battery management systems (BMS), new energy vehicles, charging stations, and smart rechargeable lithium-ion batteries. With a complete product series and full range of resistance values, PROSEMI ensures fast delivery—bulk orders can be shipped within 4 weeks—and provides a comprehensive sample library for convenient and flexible sampling.
Through internal process management, PROSEMI Technology strictly controls quality to ensure consistent product reliability. Additionally, PROSEMI supports custom development with short R&D cycles to meet specific customer needs. Leveraging independently developed technologies and process improvements, the company effectively controls costs while offering competitive pricing without compromising on quality.
Benchmark clients of PROSEMI Technology include leading companies such as BYD, GREE, AMD, and Nidec, demonstrating PROSEMI’s strong reputation for delivering high-performance, reliable products tailored to customer requirements.
| Model | Package | Series | TCR (ppm/℃) | Resistance Value (mΩ) | Power Rating (W or A) | Tolerance(%) | Automotive | |
|---|---|---|---|---|---|---|---|---|
| ALMR2725 | 2725 | ALMR2725 | ±75~200 | 0.2~3 | 4 | 1、2、5 | yes | |
| LMR2728 | 2728 | LMR2728 | ±75 | 3~50 | 4 | 1、2、5 | No | |
| ALMR2728 | 2728 | ALMR2728 | ±75 | 3~50 | 4 | 1、2、5 | yes | |
| LMA2728 | 2728 | LMA2728 | ±50 | 3~50 | 4 | 1、2、5 | No | |
| LMA2725 | 2725 | LMA2725 | ±50~100 | 0.2~3 | 4 | 1、2、5 | No | |
| ALMA2725 | 2725 | ALMA2725 | ±100 | 0.2 | 4 | 1、2、5 | Yes | |
| ALMA2725 | 2725 | ALMA2725 | ±50 | 0.25~3 | 4 | 1、2、5 | Yes |
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.
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.
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.
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.
Headquarters Address: #901, 9th Floor, No.2 Building, No.8 Dayan Road, Suzhou Area of China (Jiangsu) Pilot Free Trade Zone, 215000
Monday to Friday - 9:00 AM to 6:00 PM
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