RARA UHPS Series

  • RARA

Product Features

  • 4-terminal shunt resistor
  • Resistance options of 0.2mΩ and 1mΩ
  • Tolerances of ±0.05% to ±1%
  • TCR of ±10 ppm/°C
  • Power rating of 100W (on a suitable heat sink)
  • Temperature range from -55°C to +100°C

Applications

The UHPS Ultra high power precision 4-terminal shunt resistor series from RARA offers a power rating of up to 100W on a suitable heat sink, with a maximum current limit of 707A (resistance value of 0.2mΩ). The UHPS series is available with resistance values of 0.2mΩ and 1mΩ, tolerance options as low as ±0.05% and a maximum TCR of ±10 ppm/°C. Short-term stability as low as ≤±0.1% at maximum current load for 1 hour.

  • 4-terminal shunt resistor
  • Temperature range of -55°C up to +100°C
  • Maximum rated power of 100W (≤ +50°C)
  • Resistance options of 0.2mΩ and 1mΩ
  • Tolerances options of ±0.05% (A), ±0.1% (B), ±0.5% (D) and ±1% (F)
  • Maximum working current of 707A at 0.2mΩ
  • Dielectric withstanding voltage of 500V AC for 60 seconds at a maximum leakage current of 2mA
  • TCR of ±10 ppm/°C
  • Short-term stability of ΔR ≤±0.1% for 1 hour at terminal & copper flange temperature ≤+50°C

 
Typical applications for the UHPS series include:

  • High current sensing
  • High capacity battery management
  • Charge/discharge test equipment
  • Laboratory power supplies

 

RARA UHPS Series Specification Table

AttributesValue
Temperature range-55°C to +100°C
Rated power100W (on a suitable heatsink)
Resistance values0.2mΩ / 1mΩ
Tolerance±0.05% (A) / ±0.1% (B) / ±0.5% (D) / ±1% (F)
Maximum working current707A (at 1mΩ)
TCR±10ppm/°C
Dielectric withstanding voltage500V AC for 60s (Max. leakage current 2mA)
Short-term stabilityΔR ≤±0.1% (for 1hr at terminal & copper flange temperature ≤+50°C)

Clear
Quantity
Calculators and Convertors

Work out what you need for your project. Go to calculators and convertors

Contact us if you need your items quicker or need more than in stock.

Specifications

Dimensions 21 x 70 x 60mm
Current Rating

Package / Size

Power Rating

Product Type

Resistance Value

, , , , , ,

Series / Model

Temperature Coefficient

,

Temperature Range (°C)

Tolerance

, , ,

RARA UHPS Series Technical Library

RARA UHPS Series Resources

Product Datasheet