Isabellenhütte VMI Series

  • Isabellenhütte

Product Features

  • Current sensing precision resistor
  • Long sided terminal surface-mount 0805 chip size
  • Resistance range from 0.01Ω to 0.05Ω
  • Tolerance of ±5%
  • TCR from <±30 ppm/°C
  • Power rating up to 0.5W (at +100°C)
  • Temperature range from -65°C to +170°C
  • Automotive

Applications

The VMI current sensing precision resistor series from Isabellenhütte offers 2-terminal surface-mount connection technology for current sensing applications. Developed with a small chip size of 0805, resistance values available 0.01Ω, 0.012Ω, 0.02Ω, 0.03Ω and 0.05Ω, with a 0.5W power rating at +100°C. The VMI series from Isabellenhütte offers excellent long term stability and a high pulse power rating.

  • Current sensing precision resistor
  • 2-terminal surface-mount design in a 0805 chip size
  • Resistance values of 0.01Ω, 0.02Ω, 0.03Ω and 0.05Ω
  • Tolerance of ±5%
  • TCR from <±30 ppm/°C (+20°C to +60°C) *
  • Power rating up to 0.5W (at +100°C)
  • Constant current up to 7A (0.01Ω)
  • Temperature range from -65°C to +170°C
  • Dielectric withstanding voltage of 200V AC/DC
  • Inductance of <1nH
  • Stability (at rated power) deviation after 2000h of <0.5% (TK=100°C) / <1% (TK=130°C) (TK = Terminal temperature)
  • Dielectric withstanding voltage of 200V AC/DC

* 0.01Ω, 0.02Ω: TCR is <±50ppm/°C

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

  • Current sensor for power hybrid applications
  • Control systems for the automotive market, amongst others for LED-applications
  • Power modules
  • Frequency converters
  • Switch mode power supplies

Isabellenhütte VMI Series Specification Table

AttributesValue
Resistance value *10mΩ / 12mΩ / 20mΩ / 30mΩ / 50mΩ
Tolerance *±1% * / ±5%
TCR<30ppm/°C (20-60°C) **
Temperature range-65°C to +170°C
Power rating0.5W
Internal heat resistance<80°C/W (Rthi)
Dielectric withstanding voltage200V AC/DC
Inductance<1nH
Stability (deviation after 2000hrs)<0.5% (Tᴋ = 100°C) / <1% (Tk=130°C)
Tᴋ = Terminal Temperature

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.

Specifications

Dimensions 0.40 x 1.27 x 2.03mm
Product Type

Package / Size

,

Resistance Value

, , , ,

Minimum Resistance

0.01Ω

Maximum Resistance

0.05Ω

Tolerance

,

Temperature Coefficient

,

Current Rating

Power Rating

Temperature Range (°C)

-65 to +170°C

Series / Model

Isabellenhütte VMI Series Ordering Info

Below is the model number configuration for the VMI series from Isabellenhütte.

Ordering example: VMI-R010-5.0
VMIXXXXX.X

Series / Model (VMI)

VMI
VMI

Resistance value (XXXX)

Resistance value, in ohms, is expressed by a series of 4 characters, 3 of which represent significant digits. R (ohms) designates the location of the decimal point.

Tolerance (X.X)

1.0
±1%
5.0
±5%

Isabellenhütte VMI Series – Available Resistance Values and Tolerances


Resistance Value Part Number Value 1% Tolerance * 5% Tolerance
0.01Ω R010
0.012Ω R012
0.02Ω R020
0.03Ω R030
0.05Ω R050

* 1% tolerances are available upon request, please contact us for further details

Isabellenhütte Video Library

We are very pleased to provide you with a range of videos, please see below for the latest content available:

VIDEOS
Introduction to Isabellenhütte Heusler GmbH & Co. KG

Introduction video to Isabellenhütte, their business and product applications examples

Isabellenhütte precision and power resistors application overview

This video highlights customer applications and application options of Isabellenhütte’s precision and power resistors

VIDEOS
Introduction to Isabellenhütte Heusler GmbH & Co. KG

Introduction video to Isabellenhütte, their business and product applications examples

Isabellenhütte precision and power resistors application overview

This video highlights customer applications and application options of Isabellenhütte’s precision and power resistors

Isabellenhütte VMI Series Resources

Product Datasheet

Supporting Product Information

Supporting Manufacturer Information

  • Isabellenhütte

Isabellenhütte VMI Series