344 04/00 rated voltage 250 vac rated current 0,3 to 2,0 a rated inductance 1,1 to 12 mh construction n current-compensated ring core double choke with ferrite core n polycarbonate case n polyurethane potting n sector winding features n vertical and horizontal versions n case and potting flame-retardant as per ul 94 v-0 n approx. 0,8 % stray inductance for symmetrical interference suppression applications n compact and narrow electronic ballasts in lamps (t2 lamps) n compact, modular and desktop power supplies n automation, compact power supplies up to 2 a terminals n pins 0,5 0,5 mm n pins fitting standard pcb grid marking manufacturer, ordering code, rated current, rated voltage, rated inductance, graphic symbol, date of manufacture b82720-a chokes for power lines B82720-K current-compensated ring core double chokes
345 04/00 dimensional drawing and pin configuration horizontal version (b82720-a) vertical version (B82720-K) general technical data for further technical data see page 334 characteristics and ordering codes test voltage v t 1500 vac, 2 s (line/line) rated current i r referred to 50 hz and 40 c ambient temperature inductance tolerance - 30/+ 50 % weight approx. 2,5 g i r a l r mh l s, typ m h r typ m w ordering code horizontal version vertical version 0,3 12 90 1150 b82720-a2301-n40 B82720-K2301-n40 0,6 4,4 32 430 b82720-a2601-n40 B82720-K2601-n40 1,0 3,0 24 230 b82720-a2102-n40 B82720-K2102-n40 2,0 1,1 7 70 b82720-a2202-n40 B82720-K2202-n40 ssb1258-u 100,4 1 2 34 1 23 4 14,2 max. 100,4 14,2 max. 9,6 max. 20,2 ?0,6 +0,2 0,5 3 _ ssb1378-f 100,2 130,3 7,50,2 0,4 9,5 _ + + + + 1,5 140,3 _ 3,5 0,5 7,6 0,3 _ 5 0,5x0,5 ssb1444-2 1 43 2 b82720-a chokes for power lines B82720-K current-compensated ring core double chokes
346 04/00 impedance | z | versus frequency f (measured with windings in parallel) - +2301-n40 - +2601-n40 - +2102-n40 - +2202-n40 ssb1377-7 4 10 10 1 z f 10 5 10 6 10 7 hz 2 10 3 10 4 10 5 10 6 10 w b82720-a chokes for power lines B82720-K current-compensated ring core double chokes
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