标签: ksh30

TheMAX1864isalow-cost,multiple-outputconverterconsistingofaswitchingbuckcircuitandtwopositivelinearregulators.Althoughthisintegratedcircuit'sbasicapplicationcircuitoffersalowcostmultipleoutputsupply,designsthatrequirecurrentlimitedlinearregulatoroutputs(theswitchingbuckisalreadycurrentlimited)needtoconsultthisapplicationnote.Ifshortsareexpectedatthelinearregulatoroutputs,orwheremishapscancausethepowerdissipationoftheexternalpasselementtobeexceeded,currentlimitingshouldbeemployed.Furtherprotectioncanbehadwithafoldbackcurrent-limitingcircuit.ThisapplicationnotedetailsthedesignandimplementationofcurrentlimitingfortheMAX1864positivelinearregulators.……