Metallized Polypropylene Capacitors for AC / Impulsional Applications Type KPS ... d Applications Protection and commutation Electronic Power Impulsional fields needing intensive du/dt High Current Switching power supplies Main Characteristics Dry film-foil technology Nominal Voltage: 630 VDC - 2000 VDC Climatic category: 40/085/56 Tolerances 10%, 5%, 2% Low ESR Design Metallized Polypropylene film Polyester protective wrap Tinned copper wire leads Insulated wire leads on request Epoxy-resin end-seal (UL-V0) 1.0 Nominal Usage Values DC Nominal Voltage UN < 70C 630 1000 1200 1500 2000 Category Voltage U 85 C 500 800 960 1200 1600 C Test Voltage UT 1 min / 1000 1600 1920 2400 3200 23C AC Nominal Voltage U < 70 C 300 400 450 500 500 N~ Category Voltage UC 85 C 240 320 360 400 400 Max Transitory Voltage 70 C 360 480 540 600 600 Umax~ 2.0 Capacitance Range 100 pF 1.0 nF 3.3 nF 4.7 nF 10.0 nF 0.180 F 0.470 F 0.680 F 1.0 F 2.2 F Cn => 630 VDC 1000 VDC 1200 VDC 1500 VDC 2000 VDC Leclanch Capacitors for Critical Applications and Extreme Environments. Tel. +41 24 445 66 88 - Fax +41 24 445 66 89 capinfo Lcap.ch www.Lcap.ch Metallized Polypropylene Capacitors for AC / Impulsional Applications Type KPS ... d 3.0 Characteristics Min Typ. Min -4 Dissipation Factor 1 kHz, U < 5% U 2.0 5.0 x 10 tg N -4 10 kHz, U < 5% U 3.0 5.0 x 10 N 5 Insulation Resistance R MOhms 500 V, 1min, 23C, 1.0 x 10 i C < 033 F Time Constant R C s 500 V, 1 min, 23C 33000 i Temperature Coefficient ppm / C -200 125 c Long term stability C / C % 23C, 50% HR 0.5 4.0 Usage Limits 4.1 Limits of standard current The value of the superior limits of RMS is determined by the following : T 1 2 I = i (t)dt and I < I max (f) rms rms eff T 0 f 10 With I max (f) = I max (10kHz) x 1 for 10 kHz < f < 30 kHz eff eff 20 and = 2 x I max (10kHz) for f > 30kHz eff Conditions: I max < 12.5 A , U (f) < U (50Hz), internal heat < 15 C, T < 70C eff eff N amb 4.2 Impulsion use td tr T where tr, td are, respectively, time needed for charging and discharging. T equals the cycle time. du with defines at U and T < 70C (see data sheets) N amb dt N du Peak current is limited to A = C F x cr N dt N Leclanch Capacitors for Critical Applications and Extreme Environments. Tel. +41 24 445 66 88 - Fax +41 24 445 66 89 capinfo Lcap.ch www.Lcap.ch Upp