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Power Factor Correction & Surge Suppressor Support

POLYESTER FILM & FOIL CAPACITORS MFWA

Features:
  • Axial Lead Polyester Film & Foil
  • Polyester Wrap & Epoxy End Fill
  • Low Dissipation Factor
  • Excellent Electrical Characteristics
  • Extended Foil, Non-Inductive
  • Miniature Size and Light Weight
  • Available Taped and Reeled
  • Specials Available Upon Request

Specifications:

Capacitance Values: .0001F to 1.0F
Tolerances: ± 20% (M), ± 10% (K), ± 5% (J), below ± 5% special *
Working Voltages: 100/63, 250/120, 400/160, 630/220, Vdc/Vac
Test Voltages: 2.5 x Vdc for 5 sec.
Production (1 min. Lab)
Endurance Test: 2000 hours @ 1.25 x rated Vdc @ 100°C
Dissipation Factor: (tan d): £ 1% at 1000hz and 25°C (typical .6%)
Operating Temp Range: -40°C to +100
°C derate voltage 1.5% / °C over 85°C to 100°C
Temp. Coefficient: Approx. +400 (± 200) PPM/
°C
See graph at beginning of Polyester Category
Climatic Category: -40
°C / +100°C / 21 days (@ R. H. £ 75%)
Construction Data:
Style: Cylindrical, Axial Lead
Encapsulation: Polyester Wrapped, Epoxy End Filled
Leads: Tinned, Copperweld or Copper Wire
Self Inductance: Approx. 10nH/.4" (10) of case plus wire length
Insulation Resistance: (See Table)
Maximum Pulse Rise Time: (See Table)

*Because of high change of capacity with temperature, it is understood that value & tolerance will only apply to measurements at 25°C

MFWA
MFWA

Maximum Pulse Rise Time (dv/dt) v/u sec.

L mm

160V

250V

400V

630V

<19

300

600

750

1275

23

260

500

400

224

32

200

300

240

133

>37

75

120

96

54

 

Insulation Resistance

Rated Vdc 100V to <500V >500V
Charging Vdc
(for 1 min.)
100V 500V
Capacity F >.33 <.33 >.33 <.33
IR M >20000   >20000  
IR sec. (MxF)   >7000   >7000

We continually improve our products and therefore reserve the rights to change the above specifications without notice.

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[ Dielectric Data of Plastic Films ]  [ Technical Data ]



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