I-hotline yensiza
Izilawuli zokushintsha uchungechunge lwe-LM2575/6 ziyizisekethe ezihlanganisiwe ze-monolithic ezenzelwe ukusetshenziswa kuzinhlelo zokusebenza zokulawula ze-"buck" noma ze-"buck/boost" ezidinga ama-voltage okukhipha anembile ngaphezu kokushintsha okuhlanganisiwe komugqa, umthwalo kanye nokushisa. Lolu chungechunge oluyingqayizivele lwenza kube lula kakhulu ukwakheka kokunikezwa kwamandla okushintsha. I-LM2575 inomthamo wokukhipha ophezulu ongu-1A kanti i-LM2576 ilinganiselwe ku-3A.
Ama-miniconverter e-LM2575/6 ochungechunge afaka phakathi i-switching regulator kanye nenethiwekhi yesinxephezelo konke ngaphakathi kwephakeji efanayo. Vele ungeze i-choke, i-catch diode kanye nama-capacitor amabili ukuze uthole i-DC-to-DC converter esebenza kahle. Umkhawulo wamanje kanye nezici zokuvala ukushisa zochungechunge lwe-LM2575/6 zivikela ngokuphelele idivayisi ezimweni zokucindezeleka ngokweqile.
Uchungechunge lwe-LM2575/6 lunikeza enye indlela yokulawula umugqa wetheminali ye-3 edumile ngokunikeza ukusebenza kahle okuphezulu ngosayizi oncishisiwe we-heatsink.Ezinhlelo zokusebenza eziningi isinki sokushisa ngeke sidingeke.
Izinzuzo zethu
Izinqubo zokukhiqiza zaseShayina ziye zabhekana neminyaka yokuphindaphinda, okuholele kubuchwepheshe obuvuthiwe nobuthembekile. Izinkampani eziningi zamazwe ngamazwe zikhetha ukukhiqiza ukukhiqiza eChina. Njengomkhiqizi wezingxenye ze-elekthronikhi e-China, imikhiqizo yethu ingangena esikhundleni ngokuphelele semikhiqizo emikhulu yamazwe ngamazwe kuma-99% wezinhlelo zokusebenza ngaphandle kwesidingo sokuqinisekisa ukuhlolwa. Imikhiqizo yethu iqhosha ngokungaguquguquki okuphezulu ngekhwalithi, amanani entengo aphusile, i-inventory eyanele, ukunikezwa okuvumelana nezimo, izikhathi zokuhola ezimfishane, kanye nesevisi yobungcweti ngemva kokuthengisa.
Incazelo
Izilawuli zokushintsha zochungechunge ze-LM2575/6 zingamasekhethi ahlanganisiwe e-monolithic aklanyelwe ukusetshenziswa kuzinhlelo zokulawula "inkunzi" noma "i-buck/ boost" ezidinga amandla okukhipha amandla anembile ngaphezu kokuhlukahluka okuhlanganisiwe kolayini, umthwalo kanye nezinga lokushisa. I-LM2575 inomthamo omkhulu wamanje ophumayo ongu-1A kanti i-LM2576 ilinganiselwe ku-3A. Ama-miniconverters ochungechunge lwe-LM2575/6 ahlanganisa isilawuli esishintshayo kanye nenethiwekhi yesinxephezelo konke ngaphakathi kwephakheji efanayo. Isiguquli se-DC-to-DC. Umkhawulo wamanje kanye nezici zokuvala okushisayo zochungechunge lwe-LM2575/6 zivikela ngokugcwele idivayisi ngokumelene nezimo zokucindezeleka ngokweqile.Uchungechunge lwe-LM2575/6 lunikeza enye indlela yokulawula umugqa wetheminali ye-3 edumile ngokunikeza ukusebenza kahle okuphezulu ngosayizi we-heatsink oncishisiwe.Ezinhlelo zokusebenza eziningi isinki sokushisa ngeke kudingeke.
Izici
●Phina ukuze umiselele iphinikhodi yochungechunge lwe-National's LM2575/6
●Imali ye-DC-to-DC noma i-buck/boost converter edinga izingxenye ezi-4 zosekelo kuphela
● Ama-voltage alungisiwe noma alungisekayo
● Ama-voltage okukhiphayo asethiwe angu-3.3V, 5V kanye no-12V
● Ububanzi be-voltage ephumayo ebanzi, i-1.23V ukuya ku-35V
●82%ukusebenza kahle okujwayelekile @5V ukuphuma
● Ububanzi be-voltage yokufaka ebanzi, i-4Vto 40V
●Vimba/vumela iphinikhodi yokulawula
● Ibanga lokushisa lezimboni
●T0-220 kanye ne-TO-263 amaphakheji
Izicelo
●Amandla esilawuli esincane
●Imishini yezokwelapha
●Izinsiza zikagesi zezimboni
● Izinsiza zikagesi zamathuluzi
Amaprosesa asekelwe
Uma udinga ukwesekwa kokuklama/kwezobuchwepheshe, sicela usazise bese ugcwalisa ifomu lempendulo. Sizoxhumana nawe ngokushesha okukhulu.
Yokuphila Isikhathi Eside Ise
Uhlelo Lokuphila Isikhathi Eside luhlose ukuhlinzeka amakhasimende ethu ngolwazi ngezikhathi ezithile mayelana nesikhathi esilindelwe lapho imikhiqizo yethu inga-odwa khona. I-NLP ibuyekezwa futhi ibuyekezwa njalo yiThimba lethu Labaphathi Abaphezulu. Buka uhlelo lwethu lokuphila isikhathi eside lapha.













