Isabellenhütte CMK Series

Product Features

  • Current sensing resistor
  • Resistance range from 0.01Ω to 0.1Ω
  • Tolerances of ±1% and ±5%
  • TCR of <50 ppm/°C
  • Power rating 1W (at +70°C)
  • Temperature range from -65°C to +170°C
  • Compliant

The CMK current sensing precision resistor series from Isabellenhütte has been developed to offer an outstanding price-performance ratio. With a resistance range of 0.01Ω to 0.1Ω, other specifications include a temperature coefficient of below 50ppm/°C (between +20°C and +60°C) over the entire ohmic range, tolerance options as low as ±1% as well as excellent long term stability. The CMK series offers these capabilities in a 1206 chip size.

  • Current sensing precision resistor
  • Surface-mount 1206 chip size
  • Resistance range from 0.01Ω to 0.1Ω
  • Tolerances of ±1% and ±5%
  • TCR of <50 ppm/°C (+20°C to +60°C)
  • Power rating of 1W (at +70°C)
  • Constant current up to 10A (0.01Ω resistor)
  • Temperature range -65°C to +170°C
  • Inductance of <3nH
  • Stability of <1% (TK=130°C) (at rated power, deviation after 2000h)
  • AEC-Q200 qualified

 

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

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

Isabellenhütte CMK Series Specification Table

AttributesValue
Resistance value10mΩ to 100mΩ
Tolerance±1% / ±5%
TCR<±50 ppm/°C (20-60°C)
Temperature range-65°C to +170°C
Power rating (P70°C)1W
Power rating (P130°C)0.5W
Internal heat resistance<80°C/W (Rthi)
Dielectric withstanding voltage200V AC/DC
Inductance<3nH
Stability (deviation after 2000hrs)<10% (Tᴋ = 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 0.4 x 1.52 x 3.05mm
Product Type

Package / Size

,

Resistance Value

, , , , , , , ,

Minimum Resistance

0.01Ω

Maximum Resistance

0.1Ω

Tolerance

,

Current Rating

Power Rating

,

Temperature Range (°C)

-65 to +170°C

Series / Model

Ordering Info

Below is the model number configuration for the CMK series from Isabellenhütte.
Ordering example: CMK-R010-1.0
CMK-XXXX-X.X

Series / Model (CMK)

CMK
CMK

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 CMK Series - Available Resistance Values and Tolerances

Resistance ValuePart Number Value1% Tolerance 5% ToleranceValues & Tolerances on Request
0.01ΩR010
0.012ΩR012
0.015ΩR015
0.02ΩR020
0.022ΩR022
0.025ΩR025
0.027ΩR027
0.03ΩR030
0.033ΩR033
0.036ΩR036
0.039ΩR039
0.043ΩR043
0.047ΩR047
0.05ΩR050
0.056ΩR056
0.062ΩR062
0.068ΩR068
0.075ΩR075
0.082ΩR082
0.091ΩR091
0.1ΩR100

Product Variations

SKUResistance ValueTolerance
Isa CMK-R015-1.00.015Ω±1%
Isa CMK-R015-5.00.015Ω±5%
Isa CMK-R010-1.00.01Ω±1%
Isa CMK-R010-5.00.01Ω±5%
Isa CMK-R025-1.00.025Ω±1%
Isa CMK-R020-1.00.02Ω±1%
Isa CMK-R020-5.00.02Ω±5%
Isa CMK-R033-1.00.033Ω±1%
Isa CMK-R033-5.00.033Ω±5%
Isa CMK-R030-1.00.03Ω±1%
Isa CMK-R030-5.00.03Ω±5%
Isa CMK-R050-1.00.05Ω±1%
Isa CMK-R050-5.00.05Ω±5%
Isa CMK-R062-1.00.062Ω±1%
Isa CMK-R062-5.00.062Ω±5%
Isa CMK-R100-1.00.1Ω±1%
Isa CMK-R100-5.00.1Ω±5%

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

Resources

Product Datasheet

Supporting Product Information

Supporting Manufacturer Information

  • Isabellenhütte

Isabellenhütte CMK Series