Datasheet

© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 [phone] • www.kemet.com F3030_R71 • 10/30/2015 4
Film Capacitors
Polypropylene Pulse/High Frequency Capacitors – R71 Series Single Metallized Polypropylene Film, Radial, SMPS PFC Applications
Performance Characteristics
Dielectric Polypropylenelm
Plates Metal layer deposited by evaporation under vacuum
Winding Non-inductive type
Leads Tinned wire
Protection Plasticcase,thermosettingresinlled.BoxmaterialissolventresistantandameretardantaccordingtoUL94.
Rated Voltage V
R
(VDC) 420 520 630 1000
Rated Voltage V
R
(VAC) 220 250 275 275
Capacitance Range (µF) 0.01 – 22 0.01 – 22 0.01 – 15 0.22 – 10
Capacitance Values E12series(IEC60063)measured@1kHzand+20±1°C
Capacitance Tolerance ±10%, ±20%, ±5% on request
Operating Temperature Range -40°Cto+110°C
Rated Temperature T
R
+105°C
Voltage Derating Above+105°CDCandACvoltagederatingis4%/°C
Climatic Category
40/110/56 IEC 60068-1
Averagerelativehumidity≤75%
RH = 95% for 30 days per year
RH = 85% for further days limited by average value per year
Test Voltage 1.6 x V
R
VDCfor2seconds(betweenterminations)@+25°C±5°C
Capacitance Drift Maximum0.5%aftera2yearstorageperiodatatemperatureof+10°Cto+40°Candarelativehumidityof40%to60%
Maximum Pulse Steepness
dV/dt according to Table 1. For peak to peak voltages lower than rated voltage (Vpp <V
R
),thespecieddv/dt
can be multiplied by the factor V
R
/Vpp
TemperatureCoefcient -(200±100)ppm/°Cat1kHz
Self Inductance
(Lead Length ~ 2 mm)
Lead Spacing
(mm)
10 15 22.5 27.5 37.5
L(nH)≈ 9 10 18 18 20
Maximum 1 nH per 1 mm lead and capacitor length.
DissipationFactortanδ ≤0.1%(0.06%)*@25°C±5°C(*typicalvalue)
Insulation Resistance
Measured@+25°C±5°C,100VDC60seconds
Minimum Values Between Terminals
C≤0.33μF C>0.33μF
≥100,000MΩ
(≥500,000MΩ)*
≥30,000MΩ•µF
(≥150,000MΩ•µF)*
* typical value