Polypropylene Film Capacitors

Metallized PolyPropylene

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  • Extended metallized film
  • Non-Inductive construction
  • Excellent dielectric absorption
  • High insulation resistance
  • Negative T.C. of capacitance
  • Very stable over temperature
  • RoHS Compliant
  • Audio Amplifiers
  • Pulse forming circuits
  • High Frequency coupling/decoupling
  • High voltage, current and pulse applications
  • Input and output filtering
  • Power supplies
  • Dielectric: Metallized Polypropylene film
  • Electrodes: Vacuum-deposited aluminum
  • Leads: Copper Clad Steel
  • Temperature Range:
    -55°C to 105°C with full rated voltage applied
  • Capacitance Range: 1000pf to 22μf
  • Rated Voltages:
    160VDC/120VAC, 250VDC/160VAC, 400VDC/220VAC, 630VDC/250VAC
  • Temperature Coefficient:
    -200 (+50, -100)ppm/°C
  • Dielectric Strength:
    2 x VR, for 5 sec. (Special test upon request)
  • Insulation Resistance at 25°C (Minimum IR):
    ≥ 100,000mΩ for C ≤ .33μf @ 500VDC
  • Time Constant at 25°C:
    ≥ 30,000mΩ x μf sec. for C > .33μf @ 500VDC
  • Test Voltage: 1.6 Vr for 2 sec.

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

Dissipation Factor at 25°C (Typical):

KHZ C ≤ .1μf .1μf < C ≤ 1μf C > 1μf
1 .3 x 10-3 .3 x 10-3 .7 x 10-3
10 .5 x 10-3 .5 x 10-3  

* Typical x 3 = Maximum

Max Pulse Rise Time V/ μs: (dv/dt)

LS (in/mm) 160VDC 250VDC 400VDC 630VDC
.39 / 10 240 300 450 600
.52 / 13 175 220 380 510
.71 / 18 100 125 200 280
1.04 / 26.5 60 70 120 160
1.26 / 32 45 60 95 120

 


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