B41458

Capacitors with Screw Terminals Compact – 85 °C B41456, B41458 Long-life grade capacitors Applications I General industrial electronics I For switch-mode power supplies in B41456 B41458 professional equipment Features I High reliability I High ripple current capability I All-welded construction ensures KAL0567-B B43456 B43458 reliable electrical contact I Version with low-inductance design available Construction I I I I I Charge-discharge proof, polar Aluminum case with insulating sleeve Poles with screw terminal connections Mounting with ring clips, clamps or threaded stud The bases of types with threaded stud are not insulated www.DataSheet4U.com 73 10/02 B41456 / B41458 Compact – 85 °C Specifications and characteristics in brief Rated voltage UR Surge voltage US Rated capacitance CR Capacitance tolerance Leakage current IL (5 min, 20 °C) Self-inductance ESL 16 … 100 VDC 1,15 · UR 2 200 … 680 000 µF ± 20 % M C R U Rö 0,7 I L ≤ 0,3 µ A ⋅ æ + 4 µA ⋅ ------è ------µF V ø Approx. 20 nH Capacitors with low-inductance design: d ≥ 64,3 mm: approx. 13 nH Useful life 85 °C; UR; I~R 40 °C; UR; 2,9 · I~R > 12 000 h > 200 000 h Requirements: ∆C / C ESR IL ≤ ± 45 % of initial value ≤ 3 times initial specified limit ≤ initial specified limit Failure percentage: ≤ 1 % Failure rate: ≤ 40 fit (≤ 40 · 10 –9/h) (for definiton “fit”, refer to chapter “Quality”, page 62) Voltage endurance test 85 °C; UR 2 000 h Post test requirements: ∆C / C ESR IL ≤ ± 15 % of initial value ≤ 1,3...