B43456

Capacitors with Screw Terminals Compact – 85 °C B43456, B43458 Long-life grade capacitors Applications I Frequency converters I Professional power supplies I Uninterruptible power supplies B43456 B43458 Features I Extremely compact, i. e. high CU product I High reliability and ripple current capability I All-welded construction ensures reliable KAL0567-B B43456 B43458 electrical contact I Version with optimized construction for base cooling (2-pad solution) available I Version with low-inductance design available Construction I Charge-discharge proof, polar I Aluminum case with insulating sleeve I Poles with screw terminal connections www.DataSheet4U.com I Mounting with ring clips, clamps or threaded stud I The bases of types with threaded stud and d ≤ 76,9 mm are not insulated, types with d = 91 mm have fully insulated bases 125 10/02 B43456 / B43458 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 350 … 450 VDC 1,10 · UR 1 000 … 18 000 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; 1,5 · I~R > 12 000 h > 250 000 h Requirements: ∆C / C ESR IL ≤ ± 30 % of initial value ≤ 3 times initial specified limit ≤ initial specified limit Failure percentage: ≤ 1 % Failure rate: ≤ 40 fit (≤ 40...