Snap-In Capacitors B43501 Long Useful Life 85 C B43501 Long-life grade capacitors Applications Switch-mode power supplies in industrial and entertainment electronics Frequency converters Features Long useful life High reliability and high ripple current capability Low equivalent series resistance ESR High CU product, i.e. compact Different case sizes available for each capacitance value Construction Charge-discharge proof, polar Aluminum case, fully insulated Snap-in solder pins to hold component in place on PC-board Minus pole marking on case surface Minus pole not insulated from case Overload protection (safety vent) Terminals Standard version with 2 terminals 2 lengths available: 6,3 and 4,5 mm 3 terminals: length 4,5 mm (terminal arrangement ensures correct insertion) 235 10/02B43501 Long Life 85 C Specifications and characteristics in brief Rated voltage U 160 450 VDC R Surge voltage U 1,15 U (for U 250 VDC) S R R 1,10 U (for U 385 VDC) R R Rated capacitance C 47 2200 F R Capacitance tolerance 20 % M Leakage current I L 0,7 C U R R (5 min, 20 C) I 0,3 A ------- ------- + 4 A L F V Self-inductance L Approx. 20 nH ESL Useful life Requirements: 85 C U I~ > 10 000 h C/C 30 % of initial value R R 40 C U 1,4 I~ > 200 000 h ESR 3 times initial specified limit R R I initial specified limit L Failure percentage: 1 % 9 Failure rate: 50 fit ( 50 10 /h) (for definiton fit, refer to chapter Quality, page 62) Voltage endurance test Post test requirements: 85 C U 5 000 h C/C 10 % of initial value R ESR 1,3 times initial specified limit I initial specified limit L Vibration resistance To IEC 60068-2-6, test Fc: displacement amplitude 0,35 mm, frequency range 10 55 Hz, acceleration max. 5 g, duration 3 2 h IEC climatic category To IEC 60068-1: U 400 VDC: 40/085/56 ( 40C/+ 85C/56 days damp heat test) R U 420 VDC: 25/085/56 ( 25C/+ 85C/56 days damp heat test) R Detail specification Similar to CECC 30301-811 Sectional specification IEC 60384-4 236 10/02