Mokhoa o tloaelehileng o bipetsoang , o tsejoang hape e le ho huloa ka mokhoa o tloaelehileng, o sebelisoa khafetsa ho fetoleng li-switch ho likhomphutha tsa elektroniki ho hatella lipontšo tse tloaelehileng tsa ho kena-kenana le moralo. thibela leqhubu la motlakase le bakoang ke mohala o phahameng oa motlakase hore o se ke oa romella lisebelisoa tse kantle tsa radioactive.
Hobaneng ha ho huloa ka mokhoa o tloaelehileng ho hanyetsa EMI?
Ho utloisisa sena hantle, ho bohlokoa hore o qale ho sekaseka kaho ea lits'oants'o tse tloaelehileng.
Metlhotlo e tlase ea li-choke tsa mofuta o tloaelehileng oa USB, La le Lb ke mekhoa e tloaelehileng ea ho bipetsoa. Likhoele tse peli li lemetsoe kela e le 'ngoe ea transformer e nang le palo e lekanang ea maqhubu le li-angles tsa phase (ka morao ho coil inductor). potoloho e feta ka mokhoa o tloaelehileng o bipetsoang, maqhubu a joalo a etsa matla a khoheli ka mahlakore a fapaneng ho kela ea inductor e nang le karolo e tšoanang ea Angle le ho loantšana. Hona joale, maqhubu ohle a tloaelehileng a lets'oao la data a na le li-resistor tsa li-coil (le palo e nyane ha mokhoa o tloaelehileng oa hajoale o ntse o phalla ka kela, hobane mokhoa o tloaelehileng oa hajoale o le lehlakoreng le le leng, kela e tla bopa matla a khoheli ka lehlakoreng le le leng, le ts'ebetso ea ho ts'oara ea coil e tla holisa, e etse hore coil e itšoare joaloka "impedance" ea boemo bo holimo, ka hona e hlahise phello e matla e lebelletsoeng ea ho nyaroha.
Ka hona, matla a boemo bo tloaelehileng a sejoale-joale a tla fokotsoa ke coefficient ho fihlela sepheo sa sefahleho Ha e le hantle, haeba pheletso e le 'ngoe ea sefahla sena se tlase e hokahantsoe le lets'oao la tšitiso mme pheletso e' ngoe e hokahane le sesebelisoa se amehileng 'Me mochini, La le C1, Lb le C2 li tla hlahisa lihlopha tse peli tsa li-filters tse nang le liphase tse tlase tse khonang ho sebetsana le matšoao a ho kena-kenana le motlakase o tloaelehileng tseleng ea lipontšo tse tlase haholo.
Potoloho e ke ke ea thibela phetiso ea lets'oao la motlakase le kenang ka ntle la motlakase, empa hape e fokotsa lets'oao la motlakase la motlakase le bakiloeng ke mola o hlakileng oa ts'ebetso ea coefficient, ka hona e fokotsa ka mokhoa o atlehileng kotsi ea lets'oao la tšitiso khahlano le matla a matla.
Hajoale, mofuta o tloaelehileng oa ho koala li-coil tse entsoeng ke k'hamphani o na le melemo ea khatello ea lerata le maqhubu a phahameng, mekhoa e tloaelehileng ea ho bipetsa, coefficient ea phetisetso ea lets'oao le fokolang, boholo bo bonyenyane, bo bonolo ho bo sebelisa, botsitso bo botle, bo bonolo ho bo sebelisa le boleng bo holimo Ho pharaletseng sebelisoa ka habeli ho leka-lekana lisebelisoa modumo lekanyetsa, selotlolo maqhubu transformer, bath impedance transformer, e leka-lekaneng le sa leka-lekanang transformer, joalo-joalo
Ho boetse ho na le usb e nang le ferrite core-choke coil / EMI filter inductance, e nang le li-series tse ngata tse hatellang, khatello e ntle ea lerata le mehato ea thibelo, khatello e phahameng ea molumo oa molumo le lets'oao la data la maemo a tlase a fapaneng, thibela tšitiso ea lets'oao le fapaneng letšoao la data ea lerata, lets'oao la data le lebelo le phahameng eseng deformation, boholo bo bonyenyane, botsitso bo botle, boiketlo ba ts'ebeliso, melemo ea boleng bo holimo.
Likhoele tsa USB bakeng sa likhomphutha tsa hau le lisebelisoa tsa thepa, likhoele tsa IEEE1394 bakeng sa li-DVC le li-box tsa TV tse behiloeng kaholimo, le matšoao a molumo bakeng sa liphanele tsa LCD tse sebetsang le mehato e sebetsang ka tlase.
Seo ke kenyelletso ea faele e tlase ea ho bipetsa ea mofuta o tloaelehileng. Re li-inductor , haeba o hloka ho reka kapa ho tloaela, amohela ho botsa ~
Nako ea poso: Nov-02-2020