more than you expect wurth electronics midcom, inc. 121 airport drive?po box 1330 watertown, sd 57201 t: 605.886.4385 ~ 605.886.4486 www.we-online.com ~ email: sales@midcom-inc.com 26-apr-10 1/1 switchmode power push-pull wurth electronics midcom, inc. 121 airport drive?po box 1330 watertown, sd 57201 t: 605.886.4385 f: 605.886.4486 www.we-online.com/midcom midcom@we-online.com features ?? design verified with linear tech ic lt 1533 ?? economical, reliable surface mount transformers and inductors ?? core geometry provides shielding for low switching noise ?? manufactured with with ul94v-o materials ?? designed for pick and place appli- cations ?? compatible with solder reflow process to 240c applications ?? ideal for use in dc/dc converter, push-pull applications ?? dc/dc converters for personal, industrial or test equipment ?? coupled inductors may also be used as flyback transformers and power inductors ?? low-power isolated power supplies part ? number ? primary ? voltage ? (volts) ? secondary ? voltage ? (volts) ? power ? rat \ ing ? (watts) ? v \ usec ? rating ? inductance ? l min (uh) ? rohs ? mechanical ? schematic ? 30802r ? 5 ? 12 ? 1.8 ? 29 ? 230 ? no ? 1 ? 1 ? 30804r ? 5 ? 15 ? 1.8 ? 31 ? 300 ? no ? 1 ? 1 ? 30807r ? 5 ? 5 ? 1.8 ? 89 ? 300 ? no ? 1 ? 1 ? 30807r \ lf1 ? 5 ? 5 ? 1.8 ? 89 ? 300 ? yes ? 1 ? 1 ? 30812r ? 12 ? 5 ? 4.5 ? 459 ? 600 ? no ? 2 ? 2 ? push-pull transformers part ? number ? inductance ? lsat ? (uh) ? dc ? sat ? cur \ rent ? rating ? (a) ? rohs ? mechanical ? schematic ? 30942r ? 500 ? 0.25 ? no ? 1 ? 3 ? 30942r \ lf1 ? 500 ? 0.25 ? yes ? 1 ? 3 ? 30943r ? 800 ? 0.2 ? no ? 1 ? 3 ? 30944r ? 100 ? 0.6 ? no ? 1 ? 3 ? 30944r \ lf1 ? 100 ? 0.6 ? yes ? 1 ? 3 ? 30945r ? 33 ? 1.5 ? no ? 1 ? 3 ? push-pull inductors
more than you expect wurth electronics midcom, inc. 121 airport drive?po box 1330 watertown, sd 57201 t: 605.886.4385 ~ 605.886.4486 www.we-online.com ~ email: sales@midcom-inc.com 26-apr-10 2/1 switchmode power push-pull wurth electronics midcom, inc. 121 airport drive?po box 1330 watertown, sd 57201 t: 605.886.4385 f: 605.886.4486 www.we-online.com/midcom midcom@we-online.com basic application drawing mechanical 1 mechanical 2 schematic 1 schematic 2 schematic 3
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