pmc / rmc

NEW - In Progress
box with lug terminals (RMC: small size)
high current
high frequency
switching / resonant applications

  • Capacitance tolerance code. See "Description"
  • terminal lenght. Please refer to type specification and terminal drawings
  • lug terminals style. Please refer to type specification and terminal drawings
Main applications
Switching capacitor for resonant circuits, industrial and motor speed controls, induction heaters, high frequency and high current applications
Vacuum deposited metal layers
Solvent resistant plastic case with resin sealing (UL 94 V-0). Flame retardant execution
Extended metallized film (refer to general technical information)
Degree of protection
Whatever position assuring correct heat dissipation. Arrangement of many components with box walls in contact not admitted; suggested minimum distance between side by side elements ≥ 1/8 of the box thickness (B size). Box with lugs terminals must be free to correctly dissipate from all the body faces
Reference standard
IEC 61071, IEC 60068, RoHS compliant
Climatic category
40/85/56 (IEC 60068/1), GPD (DIN40040)
Please refer also to paragraph C10 (humid ambient) of the General Technical Information
Operating temperature range (case)
PMC: -40°...+85°C (+100°C observing voltage and current de-rating)
RMC: -40°...+85°C
Max. permissible ambient temperature
PMC: +70°C, operation at rated power, current, voltage and natural cooling (+85°C observing voltage and current de-rating)
RMC: +70°C, operation at rated power, current, voltage and natural cooling
Nominal Capacitance (Cn) µF
Capacitance tolerance (at 1kHz)
±10% (code=K), ±5% (code=J). Other tolerances upon request
Capacitance temperature coefficient
Refer to General Technical Information
Long term stability (at 1kHz)
Capacitance variation ≤ ±1% after a period of 2 years at standard environmental conditions
Rated voltage (Ur) (Vdc) at 85°C
Temperature de-rated voltage
PMC: For operating temperature (case)>+85°C, Ur must be decreased 1,5% for every °C exceeding +85°C, Urms must be decreased 2,5% for every °C exceeding +85°C
RMC: not applicable
Non recurrent surge voltage (Upk) at 85°C
Self inductance
≤ 1nH/mm of fixing pitch
Maximum pulse rise time V/µs
Maximum peak current (Ipeak)
RMS current (Irms)
Dissipation factor (DF), max.
Typical Equivalent Series Resistance (ESR) at the reference frequency
Insulation resistance (RINS)
≥ 30000s but need not exceed 30GΩ (typical value), when measured between terminals, at 25±°C, after 1 minute of electrifi cation at 100Vdc
Test voltage between terminals (Ut)
1,6xUr (DC) applied for 10s / 2xUr (DC) applied for 2s, at 25±5°C
Test voltage between terminals and case (Utc)
3kV 50÷60Hz applied for 60s at 25 ±5°C
Damp heat test (steady state)
Test conditions:
Temperature = +40 ±2°C
Relative humidity =93 ±2%
Test duration = 56 days
Capacitance change ≤ ±2%
DF change ≤ 0.0010 at 1kHz
RINS ≥ 50% of initial limit value
Typical capacitance change versus operating time
-5% after 30000 hours at Urms or after 100000 hours at Ur
Life expectancy
≥ 100000 hours (Ur); 30000 hours (Urms)
Failure quota
300/109 component hours
This page do not represent the official specification. For reference aims, please refer to the full series specification
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