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ISemicon emitsha kunye neNqanaba yoMbane we-Elektroniki LM50CIM3X/NOPBIC CHIPS iiSekethe eziDityanisiweyo kwiStokhwe
Izixhobo ze-LM50 kunye ne-LM50-Q1 zichanekile zidibeneyo-iinzwa zobushushu zesetyhula ezinokuva -40 ° C ukuya kwi-125 ° C ububanzi beqondo lokushisa usebenzisa unikezelo olulodwa olufanelekileyo.Umbane wemveliso wesixhobo uhambelana ngokuhambelana nobushushu (10 mV / ° C) kwaye une-DC offset ye-500 mV.I-offset ivumela ukufunda amaqondo obushushu angalunganga ngaphandle kwesidingo sonikezelo olubi.
I-voltage efanelekileyo yokukhupha i-LM50 okanye i-LM50-Q1 isuka kwi-100 mV ukuya kwi-1.75 V kwi--40 ° C ukuya kwi-125 ° C.I-LM50 kunye ne-LM50-Q1 ayifuni nakuphi na ukulinganisa kwangaphandle okanye ukunqumla ukubonelela ngokuchaneka kwe-±3 ° C kwiqondo lokushisa kunye ne-± 4 ° C ngaphezu kwe-40 ° C epheleleyo ukuya kwi-125 ° C.Ukunciphisa kunye nokulinganisa kwe-LM50 kunye ne-LM50-Q1 kwinqanaba le-wafer liqinisekisa ixabiso eliphantsi kunye nokuchaneka okuphezulu.
Imveliso yomgca, i-500 mV offset, kunye nokulinganisa kwefektri ye-LM50 kunye ne-LM50-Q1 yenza lula iimfuno zokujikeleza kwindawo enye yokubonelela apho ukufunda amaqondo okushisa angalunganga kuyimfuneko.
Ngenxa yokuba i-quiescent current ye-LM50 kunye ne-LM50-Q1 ingaphantsi kwe-130 µA, ukuzifudumeza kulinganiselwe kwi-0.2 ° C ephantsi kakhulu emoyeni. -
LM5010AMHX/NOPB TSSOP14 Eyoqobo &entsha eDityanisiweyo ye-Ic Circuit Chips Components Electronics PC
I-LM5010Ax i-step-down switching regulator yinguqulelo ephuculweyo ye-LM5010 kunye noluhlu olusebenzayo lwegalelo olwandisiweyo ukuya kwi-6-V ubuncinane.I-LM5010Ax ifaka yonke imisebenzi efunekayo ukuphumeza umlawuli wexabiso eliphantsi, elisebenzayo, elinokubonelela ngokugqithiswa kwe-1-A yomthwalo wangoku.Lo mlawuli we-high-voltage udibanisa i-N-Channel Buck Switch, kwaye ifumaneka kwi-10-pin ephuculweyo ye-WSON kunye ne-14-pin ye-HTSSOP iiphakheji.Iskim solawulo lwe-ON-time eqhubekayo asifuni mbuyekezo ye-loop ekhokelela ekuphenduleni komthwalo okhawulezayo kunye nokuphunyezwa kwesekethe lula.I-frequency yokusebenza ihlala ihleli kunye nomgca kunye nokuhluka komthwalo ngenxa yobudlelwane obuphambeneyo phakathi kwe-voltage input kunye ne-ON-time.Ukubonwa komda wentlambo yangoku kumiselwe kwi-1.25 A.
Iimpawu ezongeziweyo zibandakanya: Ukuvalwa kwe-VCC undervoltage, ukuvalwa kwe-thermal, ukuvalwa kwesango lokungena kwe-undervoltage, kunye nobukhulu bomjikelo we-duty limiter. -
Izinto ezintsha kunye nezakuqala ze-elektroniki, ii-ICs zoLawulo lwaMandla ashushu HTSSOP-14 LM5010 LM5010MHX/NOPB
Umlawuli we-LM5010 we-step-down switching regulator ubonisa yonke imisebenzi efunekayo ukuze kuphunyezwe umlawuli we-buck bias ophantsi kwexabiso eliphantsi, elisebenzayo, elikwazi ukubonelela ngaphezu kwe-1-A yangoku yomthwalo.Lo mlawuli we-voltage ephezulu uqulethe i-N-Channel Buck Switch, kwaye ifumaneka kwi-thermal ephuculweyo ye-10-pin ye-WSON kunye ne-14-pin ye-HTSSOP iiphakheji.Iskimu solawulo lwe-hysteretic asifuni mbuyekezo ye-loop, ekhokelela ekuphenduleni komthwalo okhawulezayo, kunye nokwenza lula ukuphunyezwa kwesekethe.I-frequency yokusebenza ihlala ihleli kunye nomgca kunye nokuhluka komthwalo ngenxa yobudlelwane obuphambeneyo phakathi kwe-voltage input kunye ne-ON-time.Ukubona umda wangoku kwintlambo ibekwe kwi-1.25 A. Iimpawu ezongezelelweyo zibandakanya: i-VCC undervoltage lockout, ukuvalwa kwe-thermal, i-gate drive undervoltage lockout, kunye ne-miniter duty cycle limiter.
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ISemicon Ukuhanjiswa okukhawulezayo kwezixhobo ze-Eletroniki IiChips IC yoqobo ye-MCU yolawulo lwe-IC Chip LM9036MX-3.3/NOPB
I-LM9036 i-ultra-low-low quiescent regulator yangoku ine-voltage ephantsi yokuyeka kunye ne-low current kwimowudi yokulinda.Ngaphantsi kwe-25UA Ground Pincurrent kumthwalo we-O 1MA, i-LM9036 ifanelekele ngokufanelekileyo iimoto kunye nezinye iinkqubo ezisebenza ngebhetriI-LM9036 igcina zonke iimpawu eziqhelekileyo kubalawuli abaphantsi abaphumayo kubandakanywa isixhobo sokudlula se-PNP esisezantsi, ukhuseleko olufutshane lwebhetri olukhuselayo, kunye ne-thermal. UkucinywaI-LM9036 inomlinganiselo wombane osebenza kakhulu oyi-40V, i -40C ukuya + 125 C kumgangatho wobushushu osebenzayo, kunye * ne-5% yokunyamezela amandla ombane phezu kwayo yonke imveliso yangoku, amandla ombane wokufaka, kunye noluhlu lobushushu.
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Inkonzo enye yokumisa i-2022+ kwisitokhwe yoqobo&entsha ye-IC CHIPS yoMbane yoMxholwana we-LM25118Q1MH/NOPB
Uluhlu lwe-LM25118 olubanzi lwe-voltage ye-Buck-Boost switching regulator isilawuli sibonisa yonke imisebenzi eyimfuneko ukuphumeza ukusebenza okuphezulu, ukulawulwa kwe-Buck-Boost enexabiso eliphantsi usebenzisa ubuncinci bamacandelo angaphandle.I-Buck Boost topology igcina ukulawulwa kwamandla ombane xa igalelo lombane lingaphantsi okanye lilikhulu kunombane ophumayo liwenza alungele ukusetyenziswa kweemoto.I-LM25118 isebenza njengomlawuli we-buck ngelixa i-voltage yegalelo inkulu ngokwaneleyo kune-voltage ephumayo elawulwayo kwaye ngokuthe ngcembe itshintshela kwimo ye-buck-boost njengoko igalelo lombane lisondela kwimveliso.Le ndlela yemowudi emibini igcina ummiselo phezu koluhlu olubanzi lwee-voltages zegalelo kunye nokusebenza kakuhle kokuguqulwa kwimodi ye-buck kunye nokukhutshwa kwe-glitch-free ngexesha lokutshintsha kwemo.Esi silawuli kulula ukusisebenzisa sibandakanya abaqhubi be-MOSFET yecala eliphezulu kunye ne-low-side boost MOSFET.Indlela yokulawula yomlawuli isekwe kulawulo lwemowudi yangoku kusetyenziswa irempu yangoku efanisiweyo.Ulawulo lwemowudi yangoku elinganisiweyo kunciphisa uvakalelo lwengxolo ye-pulse wide modulation circuit, ivumela ulawulo oluthembekileyo lomjikelo omncinci kakhulu womsebenzi oyimfuneko kusetyenziso lwamandla ombane aphezulu.Iimpawu ezongezelelweyo zokukhusela ziquka umda wangoku, ukuvalwa kwe-thermal, kunye negalelo elivumelayo.Isixhobo sifumaneka ngamandla aphuculweyo, i-20-pin ye-HTSSOP ipakethe ebonisa idiyiti edityanisiweyo eveziweyo ukunceda ukutshabalalisa i-thermal.
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LM46001AQPWPRQ1 HTSSOP Amacandelo amatsha kunye neyokuQhosha aVavanyiweyo eDityanisiweyo yeSekethe ye-IC Chips Electronics
Umlawuli we-LM46001-Q1 yinkqubo ekulula ukuyisebenzisa i-synchronous step-down-down-down DC-DC converter ekwazi ukuqhuba ukuya kwi-1 A yomthwalo wangoku ukusuka kwi-voltage yegalelo ukusuka kwi-3.5 V ukuya kwi-60 V. I-LM46001-Q1 inika ukusebenza kakuhle okukhethekileyo, ukuchaneka kwemveliso kunye ne-voltage yokuyeka kwisisombululo esincinci kakhulu.Intsapho eyandisiweyo ifumaneka kwi-0.5-A kunye ne-2-A iinketho zangoku zokulayisha kwiipakethi ezihambelanayo ze-pin-to-pin.
Incopho yolawulo lwemowudi yangoku isetyenziselwe ukufezekisa imbuyekezo yelophu yolawulo olulula kunye nomjikelezo-ngomjikelo wangoku umda.Iimpawu ezikhethwayo ezifana ne-programmable switching frequency, ulungelelwaniso, iflegi elungileyo, ukuchaneka kukuvumela, ukuqala okuthambileyo kwangaphakathi, ukuqala okuthambileyo okwandisiweyo, kunye nokulandela umkhondo kubonelela ngeqonga eliguquguqukayo nelilula ukulisebenzisa kuluhlu olubanzi lwezicelo.Ukuqhuba okungapheliyo kunye nokunciphisa amaza okuzenzekelayo kwimithwalo ekhanyayo kuphucula ukusebenza kakuhle komthwalo wokukhanya.Usapho lufuna amacandelo ambalwa angaphandle kunye nolungiselelo lwephini luvumela i-PCB elula, elolona uyilo.Iimpawu zokukhusela zibandakanya ukuvala i-thermal, i-VCC i-undervoltage lockout, i-cycle by-cycle limit yangoku, kunye ne-output-short-circuit protection.Isixhobo se-LM46001-Q1 sifumaneka kwi-16-pin HTSSOP (PWP) iphakheji (6.6 mm × 5.1 mm × 1.2 mm) kunye ne-0.65-mm ehamba phambili.Isixhobo si-pin-to-pin sihambelana ne-LM4360x kunye ne-LM4600x iintsapho.Uguqulelo lwe-LM46001A-Q1 lulungiselelwe ukusebenza kwe-PFM kwaye kucetyiswa kuyilo olutsha.
