Q1. Ngaba i-YMIN's solid-liquid hybrid capacitors ijongana njani nokusetyenziswa kwamandla okugqithisileyo okubangelwa kukonyuka kokuvuza kwangoku emva kokuphinda kufakwe i-soldering?
A: Ngokulungisa isakhiwo sefilimu ye-oxide ngokusebenzisa i-polymer hybrid dielectric, sinciphisa umonakalo woxinzelelo lwe-thermal ngexesha lokuthengiswa kwe-reflow (260 ° C), ukugcina ukuvuza kwangoku kwi-≤20μA (umyinge olinganisiweyo ngu-3.88μA kuphela). Oku kuthintela ilahleko yamandla asebenzayo okubangelwa kukwanda kokuvuza kwangoku kwaye iqinisekisa ukuba amandla enkqubo iyonke ayahlangabezana nomgangatho.
Q2. Ingaba iYMIN's ultra-low ESR solid-liquid hybrid capacitors inciphisa njani ukusetyenziswa kwamandla kwiinkqubo ze-OBC/DCDC?
A: I-ESR ephantsi ye-YMIN inciphisa kakhulu ilahleko yobushushu be-Joule ebangelwa yi-ripple current kwi-capacitor (ifomula yokulahlekelwa kwamandla: I-Ploss = i-Iripple² × i-ESR), iphucula ukusebenza kakuhle kokuguqulwa kwenkqubo, ngakumbi kwi-high-frequency switching scenarios ye-DCDC.
Q3. Kutheni le nto ukuvuza kwangoku kuthande ukonyuka kwii-capacitors ze-electrolytic zendabuko emva kokuphinda kufakwe i-solder?
A: Ulwelo lwe-electrolyte kwii-capacitors zemveli ze-electrolytic luba ngumphunga lula phantsi komothuko wobushushu obuphezulu, okukhokelela kwiziphene zefilimu ye-oxide. I-Solid-liquid hybrid capacitors zisebenzisa izinto eziqinileyo zepolymer, ezikwaziyo ukumelana nobushushu. I-avareji ukuvuza kwangoku ukwanda emva 260 ° C reflow soldering kuphela 1.1μA (idatha elinganisiweyo).
Umbuzo: 4. Ubuninzi bokuvuza kwangoku kwe-5.11μA emva kokuthengiswa kwakhona kwidatha yokuvavanya ye-YMIN's solid-liquid hybrid capacitors isadibana nemimiselo yeemoto?
A: Ewe. Umda ophezulu wokuvuza okwangoku ngu-≤94.5μA. Ixabiso eliphezulu elilinganisiweyo le-5.11μA ye-YMIN ye-slid-liquid hybrid capacitors ingaphantsi kakhulu kulo mda, kwaye zonke iisampulu ezili-100 ziphumelele iimvavanyo zokuguga zamajelo amabini.
Umbuzo: 5. I-YMIN's solid-liquid hybrid capacitors iqinisekisa njani ukuthembeka kwexesha elide kunye nobomi obungaphezu kweeyure ze-4000 kwi-135 ° C?
A: I-YMIN capacitors isebenzisa izinto ze-polymer ezinokumelana nokushisa okuphezulu, uvavanyo olubanzi lweCCD, kunye novavanyo olukhawulezayo lokuguga (i-135 ° C ilingana neeyure ezingama-30,000 kwi-105 ° C) ukuqinisekisa ukusebenza okuzinzile kwiindawo eziphezulu zokushisa ezifana nezixhobo ze-injini.
Umbuzo:6. Luluphi ulwahlulo lwe-ESR lwe-YMIN eqinileyo-elulwelo oluxutyiweyo capacitors emva kokuphinda kufakwe i-solder? Ilawulwa njani i-drift?
A: Umlinganiselo we-ESR olinganisiweyo we-YMIN capacitors ngu-≤0.002Ω (umzekelo, 0.0078Ω → 0.009Ω). Oku kungenxa yokuba i-slid-liquid hybrid structure icinezela ukubola kobushushu obuphezulu be-electrolyte, kwaye inkqubo yokuthunga edibeneyo iqinisekisa uqhagamshelwano oluzinzileyo lwe-electrode.
Umbuzo:7. Kufuneka zikhethwe njani ii-capacitors ukunciphisa ukusetyenziswa kwamandla kwi-OBC input filter circuit?
A: Iimodeli ze-YMIN eziphantsi ze-ESR (umzekelo, VHU_35V_270μF, ESR ≤8mΩ) zikhethwa ukunciphisa ilahleko ye-input-stage ripple. Ngexesha elifanayo, ukuvuza kwangoku kufuneka kube ngu-≤20μA ukuphepha ukunyuka kokusetyenziswa kwamandla okulinda.
Umbuzo:8. Ziziphi iingenelo ze-YMIN capacitors ezinoxinano oluphezulu lwe-capacitance (umzekelo, VHT_25V_470μF) kwinqanaba lolawulo lombane we-DCDC wokuphuma?
A: I-Capacitance ephezulu inciphisa i-voltage ye-ripple ye-output kwaye yehlisa imfuno yokucoca okulandelayo. Uyilo oludibeneyo (10 × 10.5mm) lunciphisa umkhondo we-PCB kwaye lunciphisa ilahleko eyongezelelweyo ebangelwa yi-parasitic inductance.
Umbuzo: 9. Ngaba i-YMIN capacitor parameters iya kuhamba kwaye ichaphazele ukusetyenziswa kwamandla phantsi kweemeko ze-automotive-grade vibration?
A: I-YMIN capacitors zisebenzisa ukuqiniswa kwezakhiwo (ezifana noyilo lwangaphakathi lwe-elastic electrode) ukuxhathisa ukungcangcazela. Uvavanyo lubonisa ukuba i-ESR kunye nokuvuza kwamazinga okutshintsha kwangoku emva kokungcangcazela kungaphantsi kwe-1%, ukuthintela ukuthotywa kokusebenza ngenxa yoxinzelelo lomatshini.
Umbuzo: 10. Ziziphi iimfuno ze-layout ze-YMIN capacitors ngexesha le-260 ° C inkqubo yokuphinda i-reflow soldering?
A: Kucetyiswa ukuba ii-capacitors zibe ≥5mm kude nezixhobo ezivelisa ubushushu (ezifana nee-MOSFETs) ukuthintela ukufudumeza kwendawo. Uyilo lwephedi ye-solder elinganayo isetyenziselwa ukunciphisa uxinzelelo lwe-thermal gradient ngexesha lokunyuka.
Umbuzo: 11. Ngaba i-YMIN i-slid-liquid hybrid capacitors ibiza kakhulu kune-electrolytic capacitors yendabuko?
A: I-YMIN capacitors inikezela ubomi obude (135 ° C / 4000h) kunye nokusetyenziswa kwamandla aphantsi (ukugcina iindleko zenkqubo yokupholisa), ukunciphisa iindleko ze-lifecycle zesixhobo ngokubanzi ngaphezu kwe-10%.
Umbuzo:12. Ngaba i-YMIN ingabonelela ngeeparamitha ezilungiselelwe (ezifana ne-ESR esezantsi)?
A: Ewe. Sinokuhlengahlengisa ubume be-electrode ngokusekwe kwi-frequency switching frequency yomthengi (umzekelo, 100kHz-500kHz) ukuze sinciphise ngakumbi iESR ukuya kwi-5mΩ, ukuhlangabezana neemfuno ze-OBC eziphezulu kakhulu.
Umbuzo:13. Ngaba i-YMIN's solid-liquid hybrid capacitors ixhasa i-800V iiplatifti eziphezulu ze-voltage? Zeziphi iimodeli ezicetyiswayo?
A: Ewe. Uluhlu lwe-VHT lunomlinganiselo ophezulu wokumelana nomthamo we-450V (umzekelo, VHT_450V_100μF) kunye nokuvuza kwangoku kwe-≤35μA. Isetyenziswe kwiimodyuli ze-DC-DC kwiimoto ezininzi ze-800V.
Umbuzo:14. Ingaba iicapacitors zeYMIN ezilulwelo oluluqilima olululwelo oluxubileyo ziwenza njani amandla ombane kwiisekethe zePFC?
A: I-ESR ephantsi inciphisa ilahleko ye-ripple-frequency ripple, ngelixa ixabiso eliphantsi le-DF (≤1.5%) licinezela ilahleko ze-dielectric, ukunyusa ukusebenza kwe-PFC-stage ukuya ku-≥98.5%.
Umbuzo:15. Ngaba iYMIN ibonelela ngoyilo lwereferensi? Ndingazifumana njani?
A: Ithala leencwadi lereferensi ye-OBC/DCDC ye-power topology (kuquka imifuziselo yokulinganisa kunye nezikhokelo zoyilo lwePCB) iyafumaneka kwiwebhusayithi yethu esemthethweni. Bhalisa i-akhawunti yenjineli ukuze uyikhuphele.
Ixesha lokuposa: Sep-02-2025