Q1. Ingabe i-YMIN's solid-liquid hybrid capacitor ibhekana kanjani nokusetshenziswa kwamandla okweqile okubangelwa ukukhuphuka kokuvuza kwamanje ngemva kokuphinda kufakwe i-solder?
A: Ngokulungiselela ukwakheka kwefilimu ye-oxide nge-polymer hybrid dielectric, sinciphisa ukulimala kokucindezeleka okushisayo ngesikhathi sokuphinda kufakwe i-solder (260°C), sigcine ukuvuza kumanje ku-≤20μA (isilinganiso esilinganisiwe singu-3.88μA kuphela). Lokhu kuvimbela ukulahleka kwamandla asebenzayo okubangwa ukwanda kokuvuza kwamanje futhi kuqinisekisa ukuthi wonke amandla esistimu afinyelela izinga.
Q2. I-YMIN's ultra-low ESR solid-liquid hybrid capacitor ikunciphisa kanjani ukusetshenziswa kwamandla ezinhlelweni ze-OBC/DCDC?
A: I-ESR ephansi ye-YMIN inciphisa ngokuphawulekayo ukulahlekelwa ukushisa kwe-Joule okubangelwa i-ripple current ku-capacitor (ifomula yokulahlekelwa amandla: I-Ploss = Iripple² × ESR), ithuthukisa ukusebenza kahle kokuguqulwa kwesistimu iyonke, ikakhulukazi kuzimo zokushintsha ze-DCDC zefrikhwensi ephezulu.
Q3. Kungani ukuvuza kwamanje kuvame ukukhuphuka kuma-capacitor endabuko e-electrolytic ngemuva kokufakwa kabusha kwe-reflow soldering?
A: I-electrolyte ewuketshezi kuma-capacitor endabuko e-electrolytic ihwamuka kalula ngaphansi kokushaqeka kwezinga lokushisa eliphezulu, okuholela ekulimaleni kwefilimu ye-oxide. Ama-Solid-liquid hybrid capacitor asebenzisa izinto eziqinile ze-polymer, ezikwazi ukumelana nokushisa. Isilinganiso sokunyuka kwamanje kokuvuza ngemva kokudayiswa kokugeleza kabusha okungu-260°C kungu-1.1μA kuphela (idatha elinganisiwe).
Q: 4. Umkhawulo wamanje wokuvuza ongu-5.11μA ngemva kokudayiswa kabusha kudatha yokuhlola yama-solid-liquid hybrid capacitor ye-YMIN usahlangabezana nemithetho yezimoto?
A: Yebo. Umkhawulo ophezulu wokuvuza kwamanje ngu-≤94.5μA. Inani eliphakeme elilinganiselwe elingu-5.11μA lama-solid-liquid hybrid capacitor lingaphansi kakhulu kwalo mkhawulo, futhi wonke amasampuli angu-100 aphumelele ukuhlolwa kokuguga kweziteshi ezimbili.
Q: 5. Ama-capacitor we-YMIN aqinile-oketshezi oluyingxubevange aqinisekisa kanjani ukwethembeka kwesikhathi eside nempilo engaphezu kwamahora angu-4000 ku-135°C?
A: Ama-capacitor e-YMIN asebenzisa izinto ze-polymer ezinokumelana nokushisa okuphezulu, ukuhlola okuphelele kwe-CCD, nokuhlola ukuguga okusheshisiwe (135 ° C kulingana namahora angaba ngu-30,000 ku-105 ° C) ukuze kuqinisekiswe ukusebenza okuzinzile ezindaweni ezisezingeni eliphezulu ezifana nezingxenye zenjini.
Q:6. Iyini i-ESR ehlukanisiwe ye-YMIN solid-liquid hybrid capacitor ngemva kokudayiswa kabusha kwe-reflow soldering? Kulawulwa kanjani ukukhukhuleka?
A: Ukuhluka kwe-ESR kukalwa kwama-capacitor e-YMIN ngu-≤0.002Ω (isb, 0.0078Ω → 0.009Ω). Lokhu kungenxa yokuthi ukwakheka okuhlanganisiwe okuqinile okuwuketshezi kucindezela ukubola kwezinga lokushisa eliphezulu kwe-electrolyte, futhi inqubo yokuhlanganisa ehlanganisiwe iqinisekisa ukuthintana kwe-electrode okuzinzile.
Q:7. Kufanele akhethwe kanjani ama-capacitor ukuze kuncishiswe ukusetshenziswa kwamandla kusekethi yesihlungi sokufaka se-OBC?
A: Amamodeli e-YMIN low-ESR (isb, VHU_35V_270μF, ESR ≤8mΩ) ancanyelwayo ukuze kuncishiswe ukulahleka kwe-ripple-stage input. Ngesikhathi esifanayo, ukuvuza kwamanje kufanele kube ngu-≤20μA ukuze kugwenywe ukusetshenziswa kwamandla okulindile okwandisiwe.
Q:8. Yiziphi izinzuzo zama-YMIN capacitor ane-high capacitance density (isb, VHT_25V_470μF) kusigaba sokulawula amandla kagesi okukhiphayo kwe-DCDC?
A: Amandla aphezulu anciphisa i-voltage ye-ripple okukhiphayo futhi anciphise isidingo sokuhlunga okulandelayo. Idizayini ehlangene (10×10.5mm) ifinyeza ukulandelelwa kwe-PCB futhi inciphise ukulahlekelwa okwengeziwe okubangelwa inductance ye-parasitic.
Umbuzo: 9. Ingabe amapharamitha we-YMIN capacitor azokhukhuleka futhi athinte ukusetshenziswa kwamandla ngaphansi kwezimo zokudlidliza kwebanga lezimoto?
A: Ama-capacitor e-YMIN asebenzisa ukuqiniswa kwesakhiwo (okufana nomklamo wangaphakathi we-electrode yokunwebeka) ukuze amelane nokudlidliza. Ukuhlola kubonisa ukuthi i-ESR namazinga okushintsha amanje okuvuza ngemva kokudlidliza angaphansi kuka-1%, okuvimbela ukuwohloka kokusebenza ngenxa yokucindezeleka komshini.
Q: 10. Yiziphi izimfuneko zesakhiwo sama-capacitor e-YMIN ngesikhathi senqubo yokudayiswa kwe-reflow engu-260°C?
A: Kunconywa ukuthi ama-capacitor abe kude ngo-≥5mm ezingxenyeni ezikhiqiza ukushisa (njengama-MOSFET) ukuze kugwenywe ukushisa okweqile kwendawo. Idizayini yephedi ye-solder elinganiselwe ngokushisa isetshenziselwa ukunciphisa ingcindezi ye-gradient eshisayo ngesikhathi sokukhuphuka.
Umbuzo: 11. Ingabe ama-capacitor e-YMIN aqinile-awuketshezi oluhlanganisiwe abiza kakhulu kunama-electrolytic capacitor endabuko?
A: Ama-capacitor e-YMIN anikeza isikhathi eside sempilo (135°C/4000h) kanye nokusetshenziswa kwamandla okuphansi (ukonga izindleko zesistimu yokupholisa), ehlisa zonke izindleko zomjikelezo wokuphila wedivayisi ngaphezu kuka-10%.
Q:12. Ingabe i-YMIN inganikeza amapharamitha angokwezifiso (njenge-ESR ephansi)?
A: Yebo. Singalungisa ukwakheka kwe-electrode ngokusekelwe kubuningi bokushintsha kwekhasimende (isb, 100kHz-500kHz) ukuze siqhubeke sinciphise i-ESR ibe ngu-5mΩ, sihlangabezane nezimfuneko ze-OBC ezisebenza kahle kakhulu.
Q:13. Ingabe ama-solid-liquid hybrid capacitor e-YMIN asekela amapulatifomu e-high-voltage angu-800V? Yimaphi amamodeli anconyiwe?
A: Yebo. Uchungechunge lwe-VHT lunomthamo omkhulu wokumelana nomthamo ongu-450V (isb, VHT_450V_100μF) kanye nokuvuza kwamanje okungu-≤35μA. Isetshenziswe kumamojula e-DC-DC ezimotweni eziningi ezingama-800V.
Q:14. Ingabe ama-solid-liquid hybrid capacitor e-YMIN akhulisa kanjani isici samandla kumasekhethi e-PFC?
A: I-ESR ephansi inciphisa ukulahleka kwe-ripple high-frequency, kuyilapho inani eliphansi le-DF (≤1.5%) licindezela ukulahlekelwa kwe-dielectric, ikhuphula ukusebenza kahle kwe-PFC-stage kuya ku-≥98.5%.
Q:15. Ingabe i-YMIN inikeza imiklamo yereferensi? Ngingazithola kanjani?
A: Umtapo wolwazi wereferensi ye-OBC/DCDC power topology (okuhlanganisa amamodeli okulingisa nemihlahlandlela yesakhiwo se-PCB) uyatholakala kuwebhusayithi yethu esemthethweni. Bhalisa i-akhawunti kanjiniyela ukuze uyilande.
Isikhathi sokuthumela: Sep-02-2025