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UX3 Series - High Temperature Unlytic®

The UX31 / UX32 / UX34 / UX35 UNLYTIC HIGH TEMPERATURE UX3 SERIES represents the best choice for high power DC applications featuring operation to 125°C with no voltage derating and acts as a drop in replacement to existing standard polypropylene capacitors.

Key Features

  • Inductance as low as 25nH (less than 12nH available)
  • Low ESR
  • Current carrying capability to 152 amps
  • Withstands hostile environments
  • Integrated mounting flanges
  • RoHS compliant
  • Operation to 125°C
  • Acts as drop-in replacement for state-of-the-art polypropylene DC technology

Home > Film Capacitors > UX3 Series

The UX3 Series is the first drop in replacement for traditional designs to meet the demand of high temperature applications at 125°C. Maintaining the same mechanical envelope as the UL3 Series, the UX3 Series out performs at higher operating temperature range and current carrying capability.

Whether you need performance at 125°C or higher current capability at 105°C, the UX3 Series is the solution.

 

Additional Information

Capacitance Range

  • 10µF to 300µF

Capacitance Tolerance

  • Standard capacitance tolerance is ±10%.
  • Tolerances of ±5% and ±20% are also available.

Operating Temperature Range

  • -55°C to +125°C

Enclosure/ Construction

  • Unlytic high temperature polypropylene in a thermoplastic housing. Terminals are tin plated brass

Voltage Rating

  • 500 VDC to 1800 VDC

Quality Control

  • Capacitors are tested 100% for:
    • Capacitance
    • Tolerance
    • Dissipation Factor
    • Dielectric withstanding voltage
    • Insulation Resistance
    • Equivalent Series Resistance (ESR)

*Process and inspection data are maintained on file and available upon special request.

Environmental

ParameterMethodCondition
Vibration204D
Shock213I
Humidity106
Thermal Shock107A
Life108F
Reference MIL-STD 202
UL32_34

Styles


UL32_34

UL31_35

UL3-IR2

Dielectric Strength

Capacitors withstand a DC potential of 1.3 x rated voltage for one (1) minute without damage or break down. Test voltage is applied and discharged through a minimum resistance of 100 OHM per volt minimum.

UL3-CC2

Dissipation Factor

Polypropylene has an intrinsic dissipation factor of less than 2.1x 10-4 over the operating temperature range of -55°C to +125°C and frequencies to 1MHz.

UL3-DF2

  • UX31/UX35 Male Terminal
  • UX32/UX34 Female Terminal
  • UX31/UX32 Standard ESL
  • UX34/UX35 Special Low ESL