Chokes for Power Lines B82503 I Core Chokes Rated voltage 400 Vac/450 Vdc Rated current 0,5 to 10 A Rated inductance 0,1 to 47 mH Construction ■ Chokes with winding of enamel copper wire Features ■ Low power dissipation ■ Broadband interference suppression Applications ■ Attenuation of differential and common-mode interference ■ High-performance power supplies ■ Industrial applications Terminals ■ Tab connectors Marking Manufacturer, ordering code, rated inductance, rated current, VDE mark Approvals Approval mark Standard VDE 0565-2 Dimensional drawing 311 04/00 Chokes for Power Lines B82503 I Core Chokes General technical data Inductance tolerance ± 20 % Rated current IR Referred to 50 Hz and 40 °C ambient temperature DC resistance Rtyp Typical value, measured at 20 °C ambient temperature Climatic category 40/125/56 (– 40 °C/+ 125 °C/56 days damp heat test) in accordance with IEC 60068-1 Permissible operating current at 400 Hz 0,75 · I R Weight Approx. 70 to 90 g For further technical data see page 308 Characteristics and ordering codes IR A LR mH Rtyp Ω Ordering code 0,5 1 2 4 6 10 47 15 3,3 0,68 0,33 0,1 10 2,7 0,7 0,2 0,1 0,03 B82503-U-A5 B82503-U-A8 B82503-U-A10 B82503-U-A12 B82503-U-A13 B82503-U-A14 Impedance |Z | versus frequency f 312 04/00