Q1. Kodi ma capacitor a YMIN olimba amadzimadzi osakanizidwa amatha bwanji kugwiritsa ntchito mphamvu mopitilira muyeso chifukwa chakuchulukira kwaposachedwa pambuyo pa kugulitsanso?
A: Mwa kukhathamiritsa kapangidwe ka filimu ya okusayidi kudzera mu dielectric wosakanizidwa wa polima, timachepetsa kuwonongeka kwamafuta panthawi ya soldering (260 ° C), kusunga kutayikira kwapano mpaka ≤20μA (avareji yoyezedwa ndi 3.88μA yokha). Izi zimalepheretsa kutayika kwa mphamvu zomwe zimachitika chifukwa cha kuchuluka kwa kutayikira kwapano ndikuwonetsetsa kuti mphamvu yonse yamagetsi ikukwaniritsa mulingo.
Q2. Kodi YMIN's Ultra-low ESR solid-liquid hybrid capacitors amachepetsa bwanji kugwiritsa ntchito mphamvu mu machitidwe a OBC/DCDC?
A: ESR yotsika ya YMIN imachepetsa kwambiri kutentha kwa Joule komwe kumabwera chifukwa cha pompopompo mu capacitor (chilinganizo cha kutaya mphamvu: Ploss = Iripple² × ESR), kupititsa patsogolo kusinthika kwadongosolo lonse, makamaka pakusintha kwanthawi zonse kwa DCDC.
Q3. Chifukwa chiyani kutayikira kwaposachedwa kumakonda kuchulukirachulukira ma electrolytic capacitor amtundu wamtundu pambuyo pogulitsanso?
A: The electrolyte madzi mu chikhalidwe electrolytic capacitors mosavuta vaporize pansi pa kugwedezeka mkulu-kutentha, kumabweretsa kuwonongeka filimu okusayidi. Ma hybrid capacitor olimba amadzimadzi amagwiritsa ntchito zida zolimba za polima, zomwe sizimatentha kwambiri. Kuchuluka kwa kutayikira komweku kumawonjezeka pambuyo pa 260 ° C reflow soldering ndi 1.1μA yokha (deta yoyezedwa).
Q: 4. Kuchulukira kwakukulu kwaposachedwa kwa 5.11μA mutatha kugulitsanso muyeso yoyeserera ya YMIN's solid-liquid hybrid capacitor ikadali ikukumana ndi malamulo amagalimoto?
A: Inde. Malire apamwamba a kutayikira pano ndi ≤94.5μA. Mtengo wapamwamba wa 5.11μA wa YMIN's solid-liquid hybrid capacitor ndi wocheperapo pano, ndipo zitsanzo zonse 100 zapambana mayeso okalamba apawiri.
Q: 5. Kodi ma capacitors a YMIN olimba amadzimadzi amatsimikizira bwanji kudalirika kwa nthawi yayitali ndi moyo wa maola oposa 4000 pa 135 ° C?
A: Ma capacitor a YMIN amagwiritsa ntchito zipangizo za polima zokhala ndi kutentha kwambiri, kuyesa kwa CCD, ndi kuyesa kukalamba msanga (135 ° C ndi ofanana ndi pafupifupi maola 30,000 pa 105 ° C) kuti atsimikizire kugwira ntchito mokhazikika kumalo otentha kwambiri monga makina a injini.
Q:6. Kodi mitundu yotani ya ESR ya YMIN solid-liquid hybrid capacitor pambuyo pogulitsanso? Kodi kutengeka kumayendetsedwa bwanji?
A: Kusiyana kwa ESR koyezedwa kwa YMIN capacitors ndi ≤0.002Ω (mwachitsanzo, 0.0078Ω → 0.009Ω). Izi ndichifukwa choti mawonekedwe olimba amadzimadzi osakanizidwa amapondereza kutentha kwambiri kwa electrolyte, ndipo njira yolumikizira yophatikizika imatsimikizira kukhudzana kokhazikika kwa ma elekitirodi.
Q:7. Kodi ma capacitor ayenera kusankhidwa bwanji kuti achepetse kugwiritsa ntchito mphamvu mu gawo la zosefera za OBC?
A: Mitundu ya YMIN yotsika-ESR (mwachitsanzo, VHU_35V_270μF, ESR ≤8mΩ) imakonda kuchepetsa kutayika kwa magawo olowetsamo. Nthawi yomweyo, kutayikira kwapano kuyenera kukhala ≤20μA kuti tipewe kugwiritsa ntchito mphamvu zowonjezera.
Q:8. Kodi ubwino wa YMIN capacitor ndi high capacitance density ndi chiyani (mwachitsanzo, VHT_25V_470μF) mu DCDC output voltage regulation stage?
A: High capacitance amachepetsa linanena bungwe ripple voteji ndi amachepetsa kufunika kwa zosefera wotsatira. Mapangidwe ophatikizika (10 × 10.5mm) amafupikitsa kutsata kwa PCB ndikuchepetsa zotayika zina zobwera chifukwa cha kulowetsedwa kwa parasitic.
Q: 9. Kodi magawo a YMIN capacitor adzayenda ndikukhudza kugwiritsa ntchito mphamvu pansi pa kugwedezeka kwa magalimoto?
A: Ma capacitor a YMIN amagwiritsa ntchito kulimbitsa kwamapangidwe (monga ma elekitirodi amkati) kuti asagwedezeke. Kuyesa kukuwonetsa kuti ESR ndi kutayikira kwakusintha kwaposachedwa pambuyo pa kugwedezeka kumakhala kochepera 1%, kuletsa kuwonongeka kwa magwiridwe antchito chifukwa cha kupsinjika kwamakina.
Q: 10. Kodi ndi zofunikira zotani za masanjidwe a YMIN capacitors panthawi ya 260 ° C reflow soldering process?
A: Ndibwino kuti ma capacitor akhale ≥5mm kutali ndi zigawo zopangira kutentha (monga ma MOSFET) kuti apewe kutenthedwa kwapadera. Mapangidwe a solder woyezera kutentha amagwiritsidwa ntchito kuti achepetse kupsinjika kwa kutentha panthawi yokwera.
Q: 11. Kodi YMIN zolimba-zamadzimadzi zosakanizidwa capacitors okwera mtengo kuposa chikhalidwe electrolytic capacitors?
A: Ma capacitor a YMIN amapereka moyo wautali (135 ° C/4000h) komanso kugwiritsa ntchito mphamvu pang'ono (kupulumutsa mtengo woziziritsa), kuchepetsa ndalama zonse za chipangizocho ndi 10%.
Q:12. Kodi YMIN ingapereke magawo osinthika (monga ESR yotsika)?
A: Inde. Titha kusintha ma elekitirodi kutengera ma frequency a kasitomala (mwachitsanzo, 100kHz-500kHz) kuti tichepetse ESR mpaka 5mΩ, kukwaniritsa zofunikira za OBC zopambana kwambiri.
Q:13. Kodi ma capacitor olimba amadzimadzi a YMIN amathandizira nsanja za 800V zamphamvu kwambiri? Kodi zitsanzo zovomerezeka ndi ziti?
A: Inde. Mndandanda wa VHT uli ndi mphamvu yolimbana ndi 450V (mwachitsanzo, VHT_450V_100μF) ndi kutayikira panopa ≤35μA. Zakhala zikugwiritsidwa ntchito mu ma module a DC-DC pamagalimoto ambiri a 800V.
Q:14. Kodi ma capacitor olimba amadzimadzi a YMIN amakulitsa bwanji mphamvu yamagetsi mu mabwalo a PFC?
A: ESR yotsika imachepetsa kutayika kwafupipafupi, pomwe mtengo wotsika wa DF (≤1.5%) umapondereza kutayika kwa dielectric, kukulitsa mphamvu ya PFC mpaka ≥98.5%.
Q:15. Kodi YMIN imapereka zolembera? Kodi ndingawapeze bwanji?
A: Laibulale ya OBC/DCDC power topology reference design library (kuphatikiza zitsanzo zoyerekeza ndi malangizo a masanjidwe a PCB) ikupezeka patsamba lathu lovomerezeka. Lembani akaunti ya injiniya kuti mutsitse.
Nthawi yotumiza: Sep-02-2025