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DFTHV11MX2637 Datasheet(PDF) 2 Page - AVX Corporation |
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DFTHV11MX2637 Datasheet(HTML) 2 Page - AVX Corporation |
2 / 13 page 56 092315 Medium Power Film Capacitors FFHV/FTHV 1500Vdc to 3000Vdc DEFINITIONS Cn (μF) capacitance nominal value of the capacitance measured at θamb = 25 ± 10°C maximum operating peak voltage of either polarity (non-reversing Un (V) rated DC voltage type waveform), for which the capacitor has been designed for continuous operation Uw (V) working voltage value of the maximum operating recurrent voltage for a given hot spot temperature and an expected lifetime Ur (V) ripple voltage peak-to-peak alternating component of the unidirectional voltage Ls (nH) parasitic inductance capacitor series self-inductance Rs (mΩ) series resistance capacitor series resistance due to galvanic circuit rms current value @ 100Hz for continuous operation under natural Irms (A) RMS current convection generating 20°C overheating (255Arms maximum for 2 Thermal 1 connexions or terminals and 400Arms maximum for 4 connexions or terminals) rms current value @ 100Hz for continuous operation under forced Irms (A) RMS current air generating 20°C overheating (255Arms maximum for 2 Thermal 2 connexions or terminals and 400Arms maximum for 4 connexions or terminals) temperature of the cooling air measured at the hottest position of the capacitor, under steady-state conditions, midway between θamb (°C) cooling air temperature two units NOTE If only one unit is involved, it is the temperature measured at a point approximately 0.1 m away from the capacitor container and at two-thirds of the height from its base θHS (°C) hot spot temperature highest temperature obtained inside the case of the capacitor in thermal equilibrium CHARACTERISTICS Capacitance range Cn 590μF to 12600μF Tolerance on Cn ±10% Rated DC voltage Un 1500 to 3000V Lifetime at Un and 70°C hot-spot temperature 100,000h and ΔC / C < 2% Parasitic inductance Ls 27nH to 88nH Maximum rms current Irms up to 400Arms Test voltage between terminals 1.5 x Un for 10s @ 25°C Test voltage between terminals 7kVrms @ 50Hz and Case @ 25°C for 10s Dielectric polypropylene Climatic Category 40 / 85 / 56 (IEC 60068) Working temperature -40°C / +85°C (according to the power dissipated) Storage temperature -40°C / +85°C Calorific value 34 MJ/kg LIFETIME EXPECTANCY VS HOT SPOT TEMPERATURE AND VOLTAGE 1.5 1.4 1.3 1.2 1.1 1 0.9 0.8 0.7 100 1,000 10,000 100,000 1,000,000 Lifetime Expectancy (hours) θHS = 60ºC θHS = 70ºC θHS = 80ºC θHS = 85ºC |
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