Current Sensing Precision Resistor

The VMS current sensing precision resistor series from Isabellenhütte, offers 2-terminal surface-mount connection technology. Developed with a standard chip size of 2512, selective resistance values available between 0.005Ω and 1Ω, with a 3W power rating at +95°C and TCR of <20 ppm/°C (between +20°C and +60°C). The VMS series from Isabellenhütte also offers excellent long term stability and a high pulse power rating.

• Current sensing precision resistor
• 2-terminal surface-mount design in a 2512 chip size
• Resistance range of 0.005Ω to 1Ω
• Tolerances of ±1%, ±2% and ±5%
• TCR of <±20 ppm/°C (+20°C to +60°C)
• Power rating of 4W (at +70°C)
• Constant current up to 25A (0.005Ω)
• Temperature range from -65°C to +170°C
• Inductance of <3nH
• Stability of <0.5% (T_K=65°C) / <0.7% (T_K=95°C) (at rated power, deviation after 2000h)
• Dielectric withstanding voltage of 200V AC/DC
• AEC-Q200 qualified

 

Typical applications for the VMS current sensing precision resistor series include:

• Control systems for the automotive market
• Current sensor for power hybrid applications
• Frequency converters, switch-mode power supplies and power modules

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Isabellenhütte is one of the world’s leading suppliers of high-quality precision and power resistors. They produce these low-resistance resistors for a variety of applications such as the ones above. Isabellenhütte & Rhopoint Components are your ideal partners when it comes to achieving the best possible measurement results in the smallest spaces. Please visit www.isabellenhuette.de for more information.