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High Voltage Filter Capacitors : STHVF

High Voltage Power Film Capacitors : STHVI

High Voltage Energy Storage Capacitors : STHVE



Typical Applications : 



  • medium Frequency range and RMS Current
  • High Voltage Energy Storage and Discharge
  • DC / AC Voltage application
  • High Voltage Decoupling
  • Induction heating
  • act as discharge capacitor to trigger laser and X-Ray
  • for high voltage capacitor bank or array
  • Voltage Multiplier
  • High Voltage Power Supplies
Advantage over traditional Paper dielectric, Oil impregnated and Metal Enclosure Capacitors :

     o Plastic Enclosure and Epoxy Resin : Flame Retardant UL94-V0

     o high voltage with RMS Current capacity

     o capacitor can be discharged directly at rated voltage

     o lower ESR

     o compact size and light weight

     o safer - Plastic enclosure

     o higher Insulation Resistance and Insulation Voltage

     o dry construction, don't have the impregnant leakage problem

     o temperature range up to 105C

Electrical Characteristics :
  • STHVF - High Voltage Filter Capacitors

    - DC / AC Filtering, Coupling and Decoupling application

    - smaller size and higher voltage range when compare with STHVI and STHVE

    Voltage range : 6000Vdc ~ 30,000Vdc

                          1350Vac ~ 5000Vac

    Capacitance : 0.025uF ~ 1uF

    dv/dt range up to 18500v/us

    RMS Current - Irms : up to 4Arms

    Testing Voltage : Terminal to Terminal :

                            Vdc < 20kVdc : 2.15 x Vn 60s at 105C

                                  >=20kVdc : 1.75 x Vn 60s at 105C

                            Vac : 1.75 x Vn 60s at 105C

    Accelerated Life test : 1.25 x Vdc or Vac 105C for 2000hours

    Temperature range : -20C ~ +85C / -40C ~ +105C

    low ESR and low inductance

  • STHVI - High Voltage Power Film Capacitors

    - medium Frequency range

    - higher RMS Current when compare with STHVF and STHVE series

    Voltage range :

    4500Vdc 6000vdc 8000Vdc 10,000Vdc
    1500Vac 2000Vac 2250Vac 2500Vac

    Capacitance : 0.05uF ~ 1uF

    RMS Current - Irms : up to 15Arms

    peak discharge current - I peak : up to 2000A

    Testing Voltage : 1.3 x Un 10sec (can be customized design)

    Temperature range : -20C ~ +85C / -40C ~ +105C

    low ESR and low inductance

  • STHVE - High Voltage Energy Storage Capacitors

    - capacitor can be discharged at rated voltage directly without any protective component

    - high energy and high pulse current discharge application

    - withstand higher voltage when compare with STHVI

    Voltage range :

    10,00Vdc 12,000vdc 15,000Vdc 20,000Vdc
    2000Vac 2400Vac 3000Vac 3300Vac

    Capacitance : 0.01uF ~ 0.68uF

    RMS Current - Irms : up to 7.8Arms

    peak discharge current - I peak : up to 3000A

    Testing Voltage : 1.3 x Un 10sec (can be customized design)

    Temperature range : -20C ~ +85C / -40C ~ +105C

    low ESR and low inductance

  • Other Electrical Characteristic common for all three series

  • Insulation Resistance : > 260,000 Mohm at 1kVdc 30s +105C

We manufacture High Voltage Power Film Capacitors for wide variety of applications with different Capacitance, even High Capacitance and High Voltage requirement, Discharge Energy, dv/dt, Pulse Discharge Current, RMS Current, Frequency range, size restriction, temperature range and even capacitor mounting.

Different application has different capacitor electrical performance and mechanical requirement, please send the details for a suggestion and quotation.

There are some other capacitor package configurations and capacitor photos available for your consideration.

For voltage below 4500Vdc, you can refer to Snubber Capacitors, GTO Capacitors and IGBT Capacitors.

For this series of capacitors, we even support small quantity order.

Please contact us for details.

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7Suns Technologies