Isabellenhütte AZ-H2 Series

Product Features

  • Current sensing resistor
  • 4-terminal through-hole design
  • Resistance range from 0.002Ω to 1Ω
  • Tolerance of ±0.1% or ±1%
  • TCR of <±3 ppm/°C or <±10 ppm/°C (+20°C to +60°C)
  • Power rating 10W on a suitable heat sink
  • Temperature range from -55°C to +140°C
  • Compliant

The AZ-H2 current sensing precision resistor series from Isabellenhütte offers 4-terminal through-hole connection technology for current sensing applications with very low TCR. Designed for easy heat sink mounting, the Kelvin connections on this resistor allow high precision measurements even with a low resistance range of 2mΩ to 1Ω. The AZ-H2 series from Isabellenhütte has low inductance and has high pulse power handling capabilities.

  • 4-terminal current sense resistor
  • Through-hole design
  • Resistance range from 0.002Ω to 1Ω
  • Tolerance options available of ±0.1% and ±1%
  • TCR of <±3 ppm/°C (+20°C to +60°C) & TCR of <±10 ppm/°C (+20°C to +60°C)
  • Temperature range from -55°C to +140°C
  • Power rating of 10W on a suitable heat sink
  • Power rating of 3W in free air
  • Inductance of <10nH
  • Maximum constant current of 70A (0.002Ω)
  • Designed for easy heat sink mounting
  • Low self-heating

 

Typical applications for the AZ-H2 current sense resistor series include:

  • Measurement equipment
  • Reference resistors in laboratories
  • Current sources
  • Laboratory power supplies

Isabellenhütte AZ-H2 Series Specification Table

AttributesValue
Resistance value2mΩ to 1Ω
Tolerance±0.1% / ±1%
TCR ±3 ppm/°C, ±10 ppm/°C (20-60°C)
Temperature range-55°C to +140°C
Power rating3W (free air) / 10W (on a suitable heatsink)
Thermal resistance to ambient<15°C/W (Rth)
Thermal resistance to aluminium substrate<3°C/W (Rthi)
Dielectric withstanding voltage500V AC/DC
Inductance<10nH
Stability (deviation after 2000hrs)<0.1% (Tᴋ = 80°C with heatsink) / <0.2% (Tᴋ = 95°C with heatsink)
Tᴋ = Terminal Temperature

* Please visit the Ordering Info tab or contact us for further details

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 25.5 x 5 x 38mm
Product Type

Package / Size

Resistance Value

, , , ,

Minimum Resistance

0.002Ω

Maximum Resistance

Tolerance

,

Temperature Coefficient

,

Current Rating

Power Rating

,

Series / Model

Temperature Range (°C)

-55 to +140°C

Termination / Connection

F1-K2

Ordering Info

Below is the model number configuration for the AZ-H2 series from Isabellenhütte.
Ordering example: AZ-H2-R010-F1-K2-0.1-TK10
AZ-H2-XXXX-XX-XX-X.X-TKXX

Series / Model (AZ-H2)

AZ-H2
AZ-H2

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.

Termination / Connection (XX-XX)

F1-K2
F1-K2

Tolerance (X.X)

0.1
±0.1%
1.0
±1%

Temperature Coefficient (TKXX)

TK03
±3 ppm/°C
TK10
±10 ppm/°C

Isabellenhütte AZ-H2 Series - Available Resistance Values and Tolerances

Resistance ValuePart Number Value0.1% Tolerance1% Tolerance
0.002ΩR002
0.005ΩR005
0.01ΩR010
0.1ΩR100
1Ω1R00

Product Variations

SKUResistance ValueToleranceTemperature Coefficient 
Isa AZ-H2-1R00-F1-K2-0.1-TK51Ω±0.1%±10 ppm/°C

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Isa AZ-H2-R002-F1-K2-1.0-TK30.002Ω±1%±3 ppm/°C

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Isa AZ-H2-R002-F1-K2-1.0-TK50.002Ω±1%±10 ppm/°C

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Isa AZ-H2-R005-F1-K2-1.0-TK30.005Ω±1%±3 ppm/°C

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Isa AZ-H2-R005-F1-K2-1.0-TK50.005Ω±1%±10 ppm/°C

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Isa AZ-H2-R010-F1-K2-0.1-TK30.01Ω±0.1%±3 ppm/°C

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Isa AZ-H2-R010-F1-K2-0.1-TK50.01Ω±0.1%±10 ppm/°C

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Isa AZ-H2-R100-F1-K2-0.1-TK30.1Ω±0.1%±3 ppm/°C

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Isa AZ-H2-R100-F1-K2-0.1-TK50.1Ω±0.1%±10 ppm/°C

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Isa AZ-H2-1R00-F1-K2-0.1-TK31Ω±0.1%±3 ppm/°C

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Resources

Product Datasheet

Supporting Product Information

Supporting Manufacturer Information

  • Isabellenhütte

Isabellenhütte AZ-H2 Series