Pamunda wa kapangidwe kadera, kusankha zida zoyenera mphamvu ndi njira yowonetsetsa kuti muwonetsetse bwino dongosolo lonse la madera.Nthawi zambiri, opanga amalingalira makamaka mitundu iwiri ya zida zamagetsi mu kapangidwe ka madera: DC / DC ndi LLO.Zipangizo ziwirizi zimakhala ndi mawonekedwe ndi zochitika zawo, komanso kumvetsetsa momwe ntchito zawo ndi momwe zimagwirira ntchito ndizofunikira kwambiri.
Choyamba, tiyeni tiwone mwatsatanetsatane pa ldout, wotsika-wotsika, kapena chipangizo chotsika.LLO nthawi zambiri amagwiritsidwa ntchito pazochitika zomwe zimafunikira kuchepetsa magetsi.Ubwino wake waukulu umaphatikizapo mtengo wotsika, phokoso lotsika komanso laling'ono latsopano.Kugwirira ntchito kwakukulu kwa LLo kumachitika makamaka chifukwa cha mphutsi ya P-Channel Mosnel omwe amagwiritsidwa ntchito mkati mwake.Popeza p-Channel Mosft ndi voliyumu yoyendetsedwa, sizitanthauza zaposachedwa, motero zimatha kuchepetsa kumwa komwe.Kuphatikiza apo, kuponya kwa magetsi kwa p-njira ya modnnel ndi yotsika chifukwa cha kukana kwake, kupangitsa kuti mphamvuyo igwetse pansi.LDo imafuna magawo ochepa akunja, nthawi zambiri ma car Cavacor okha kapena awiri omwe amafunikira, omwe amapatsa RDO zabwino kwambiri mu miniaturization ndikuwononga ndalama.
Kenako, timawona otembenuzira DC / DC.Tanthauzo la DC / DC Chotsegula ndi kutembenuka kwa mtengo wamagetsi wa DC, komwe kumaphatikizapo kuwongolera, buck, kumakulitsa / kutulutsa mabwalo.Poyerekeza ndi LDos, maubwino akuluakulu a DC / DC ndiwothandiza kwambiri, kuthekera kotulutsa mafunde akulu ndi maulendo ang'onoang'ono
.Ndi kusintha kwa ukadaulo wophatikiza, otembenukira amakono a DC / DC amangofunika kuti ang'ono azinthu zakunja ndi capoctors.Komabe, zovuta zazikulu za mtundu wamtunduwu ndizambiri zotulutsa ndikusintha phokoso, komanso mtengo wokwera.
Panthawi yosankha dongosolo, opanga amafunika kupanga zisankho potengera ubale womwe ulipo pakati pa magetsi apakati pa magetsi ndi mphamvu yotulutsa, mtengo wake, kuchita zinthu zina komanso zizindikiro zina.Mwachitsanzo, ngati magetsi olowera sichosiyana kwambiri ndi magetsi otulutsa, wogulitsa wa LDO nthawi zambiri amakhala ndi chisankho chabwinoko chifukwa chimangopereka phindu lalikulu koma limathandizanso kuwongolera mtengo.LDo ndi yoyenera kwambiri pazochitika zotsatirazi: Zinthu zomwe zimafuna phokoso lamphamvu kwambiri komanso kuponderezedwa, zida zokhala ndi mafoni a PCB, zopangidwa zomwe zimafunikira nthawi yomweyoKuyeserera ndi kutanthauzira komwe kumapangitsa kuti zikhale zodziyesa nokha, zida zofuna zokhala ndi mphamvu yamagetsi yotsika komanso madzi otsika ndalama, komanso njira zofunira mtengo wotsika komanso mayankho osavuta.
M'malo mwake, ngati kusiyana pakati pa voliyumu yolowera ndi kutulutsa kwamphamvu kapena dontho lamagetsi ndi lalikulu, lotembenuzira DC / DC Votain ndiyabwino kwambiri.Popeza kuyika kwa LLO kuli pafupifupi ofanana ndi kutulutsa kwapakati pano, ngati dontho lamagetsi ndilochuluka, mphamvu zambiri zitayikidwa pa ldoo, pofulumira kuchepetsa kuchita bwino.Pankhaniyi, DC Orter amakhala ndi chisankho chabwino chifukwa chochita bwino kwambiri komanso kutulutsa kwakukulu kwaposachedwa, ngakhale kungabweretse kusokonezedwa kwakukulu, kukhala chokulirapo, komanso mtengo wokulirapo.
Kuwerenga, posankha chida cholimbikitsa mu kapangidwe ka dera, DC / DC Converter ndiye chisankho chokhachokha.Mukamaganizira zida za BACK, opanga ayenera kuwunika mokwanira malinga ndi mtengo wa mtengo, luso, phokoso, ndi magwiridwe kuti adziwe DC / DC kapena LC kapena LLO.Chida chilichonse chili ndi mphamvu zake zapadera, chifukwa chake opanga ayenera kuganizira za zofuna zadera ndi zomwe zimagwiritsidwa ntchito posankha chipangizo chomwe chimayenera kugwiritsa ntchito.