Polyester Film Capacitors

Metallized Polyester

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  • Extended metallized film
  • Non-inductive construction
  • Low dissipation factor
  • High insulation resistance
  • Self healing
  • Wide temperature range
  • RoHS Compliant
  • Snubber circuits
  • Networks / Filtering
  • High voltage, current and pulse applications
  • Across the line (360VAC & 480VAC)
  • Switching power supplies
  • Suppression
  • Dielectric: Metallized Polyester film
  • Electrodes: Vacuum-deposited aluminum
  • Leads: Tinned wire
  • Temperature Range:
    -55°C to 85°C and
    105°C @ 50% rated voltage
  • Capacitance Range: .01μf to 10μf
  • Rated Voltages:
    125VAC, 240VAC, 360VAC, 480VAC
  • Time Constant at 25°C:
    ≥10,000mΩ x μf sec. for C > .33μf @ 125VDC
  • Temperature Coefficient:
    < ± 3% @ (-25°C) to 85°C
  • Dielectric Strength:
    Terminal to terminal (60sec): 125VAC ~ 500VDC, 240VAC ~ 800VDC, 360VAC ~ 1200VDC, 480VAC ~ 2000VDC
    Terminal to enclosure (2sec): 2000VAC
  • Insulation Resistance at 25°C (Minimum IR):
    ≥30,000mΩ for C ≤ .33μf @ 125VAC
  • Test Voltage: 1.6 Vr for 2 sec.
  • Dissipation Factor: 1% maximum @ 25°C and 1khz

Capacitance ranges listed are for standard products. Custom applications are available for all STK Electronics series.

 


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