Njengoba isidingo samandla ekhompyutha e-AI sikhula njalo, ukwakheka kokunikezwa kwamandla eseva kubhekene nezinselele ezingakaze zibonwe ngaphambili. Emiklamo yokunikezwa kwamandla eseva ye-1U, ukufinyelela ukuminyana kwamandla aphezulu, ukuzinza komthwalo okuphezulu, kanye nokunciphisa amandla ngaphakathi kwesikhala esilinganiselwe kube yinkinga ephuthumayo konjiniyela.
Umklamo Wokunikezwa Kwamandla we-1U: Ama-Capacitor Aba Yisici Esiyinhloko Sokukhawulela Ukwenziwa Kancane
Ezixazululweni zamandla aphezulu ezisebenzisa amandla amaningi zamaseva e-1U AI, ama-capacitor avame ukuba phakathi kwezingxenye ezinzima kakhulu ukuzicindezela. Ngisho nokuthuthuka okuqhubekayo ekushintsheni imvamisa kanye nokusebenza kahle kwamadivayisi amasha kagesi njenge-GaN, usayizi kanye nendawo yokusabalalisa ukushisa kwamaseva akuzange kuhambisane nesivinini.
Kulo mklamo, ama-capacitor awagcini nje ngokusekela izingxenye, kodwa kunalokho ayisici esibalulekile esinquma ngqo impumelelo yesisombululo sokuphakelwa kwamandla.
1. Izinselele Zokwenza I-Capacitor Ibe Yincane
Kumaphrojekthi kagesi asebenzayo okuphakelwa kweseva ye-AI, onjiniyela bavame ukubhekana nezinselele ezilandelayo:
• Ukwanda kwamandla obuningi
• Ukwehliswa kosayizi wemojuli yamandla okungaphezu kuka-50%
• Ukusebenza okuzinzile ngaphansi kwamazinga okushisa aphezulu esikhathi eside, kusebenza endaweni engu-105℃
• Amandla okumelana nomsinga ovunguzayo ophezulu, ukusebenza komthwalo omningi isikhathi eside
• Ukubola kwamandla okulawula okulawulwayo, okugcina ukuzinza kohlelo
Ngaphansi kwalezi zidingo, ukunciphisa usayizi we-capacitor kuthinta ngqo ukwakheka kwesistimu yonke. Amavolumu amancane e-capacitor asho ukuthi amandla okumelana ne-capacitance kanye ne-ripple current angase angahlangabezani nezidingo ngasikhathi sinye, okuletha inselele enkulu yokuklama.
2. Izinzuzo Zezinsiza Zikagesi ze-GaN kanye Nezidingo Ezikhulisiwe Ze-Capacitor
Ngokwethulwa kobuchwepheshe be-GaN (Gallium Nitride), amaza okushintsha ukunikezwa kwamandla, ukusebenza kahle, kanye nosayizi kuye kwathuthuka, kodwa lokhu kubeke nezidingo eziphezulu ekusebenzeni kwe-capacitor.
Kuma-power supply e-GaN, ama-capacitor awadingi nje kuphela ubukhulu be-capacitance obuphezulu kodwa futhi adinga ukumelana nogesi omkhulu futhi abe nesikhathi eside sokuphila ukuqinisekisa ukuzinza kwesistimu.
Ama-Capacitors ochungechunge lwe-YMIN IDC3
Ukuxazulula Izinselele Eziyinhloko Zezixazululo Zokunikezwa Kwamandla Aphezulu
Ukuze kuxazululwe lezi zinselele, i-YMIN Electronics yethule uchungechunge lwe-IDC3 lwama-capacitor e-electrolytic e-aluminium ewuketshezi, aklanyelwe ngqo ukunikezwa kwamandla eseva ye-GaN AI. Izinzuzo eziyinhloko zala ma-capacitor ukuminyana okuphezulu kwe-capacitance kanye nomthamo wokuthwala wamanje we-ripple ephezulu, okwenza kube nokusebenza okuzinzile ngaphansi kwezimo ezinzima zokushisa okuphezulu kanye nomthwalo ophezulu, okwenza kube "yingxenye ebalulekile" emiklamo yokunikezwa kwamandla aphezulu.
Ulwazi Lomkhiqizo
Uchungechunge: IDC3
Imininingwane: 450V / 1400μF
Ubukhulu: 30 × 70 mm
Isakhiwo: I-capacitor ye-electrolytic ye-aluminium ewuketshezi olumise okwesimpondo
1. “Amandla Ayisisekelo” e-Capacitor Miniaturization—Ukwanda okungu-70% kobuningi be-Capacitance
Ukwanda kobuningi be-capacitance yama-capacitor ochungechunge lwe-IDC3 kusenza sikwazi ukuhlinzeka nge-capacitance ephezulu kanye nomthamo wokuthwala wamanje we-ripple ngaphandle kokukhulisa usayizi. Uma kuqhathaniswa nemikhiqizo efanayo yaseJapan, uchungechunge lwe-IDC3 lunikeza ukwanda okungu-70.7% kobuningi be-capacitance, kusukela ku-13.64μF/cm³ kuya ku-23.29 μF/cm³. Lokhu kuvumela ukwehla okungu-55% kosayizi wemojuli yamandla ngaphandle kokuphazamisa ukuzinza kokusebenza.
2. Ukuzinza ngaphansi kokusebenza kwesikhathi eside komthwalo ophezulu: Isikhathi sokuphila se-Ripple Current kanye ne-High-Temperature
Ezindaweni ezinomthwalo ophezulu kanye nokushisa okuphezulu, ukuzinza kwe-capacitor kubalulekile. Ama-capacitor ochungechunge lwe-IDC3 angamelana nogesi ogelezayo ophezulu (19A), anciphise ngempumelelo inani lama-capacitor ahambisanayo, athuthukise ukwakheka kokunikezwa kwamandla, futhi anciphise ingozi yokwakheka kokushisa kwendawo.
Ngaphezu kwalokho, ekushiseni kokusebenza okungu-105°C, i-IDC3 inokuphila okungaphezu kwamahora angu-3000, kanti ukwehla kwamandla kulawulwa ngaphakathi kuka-8%, okuqinisekisa ukusebenza okuzinzile kokunikezwa kwamandla ngesikhathi sokusebenza kwesikhathi eside.
3. Izinzuzo Zezinga Lesistimu: Okungaphezu Kokwenza I-Capacitor Isebenze Kahle
Esixazululweni sokuphakelwa kwamandla seseva ye-GaN AI ye-Navitas, ukwethulwa kwama-capacitor ochungechunge lwe-IDC3 kuletha ukuthuthuka okuningana: ukwanda okungu-1% ~ 2% ekusebenzeni kahle kwamandla, ukwehla cishe okungu-10°C ekukhuphukeni kwezinga lokushisa lesistimu, kanye nokwehla okukhulu kosayizi wemojuli yamandla.
Lokhu kuthuthukiswa ekugcineni kuholela ekuzinzeni nasekuthembekeni kwesikhathi eside kwesistimu yonke yeseva, okubonisa ngokugcwele indima eyinhloko yama-capacitor ekwakhiweni kokunikezwa kwamandla aphezulu.
Isiphetho: Indima Ebalulekile Yama-Capacitors ku-1U AI Server Power Supply Design
Ekwakhiweni kwezinsiza zamandla zeseva ye-1U AI, ezibandakanya kokubili ukuminyana kwamandla aphezulu kanye nomthwalo ophezulu, ama-capacitor awazona nje izingxenye, kodwa kunalokho ayisici esibalulekile esinquma ukusebenza okuzinzile kwesikhathi eside kokunikezwa kwamandla.
Ama-capacitor ochungechunge lwe-YMIN IDC3, anomthamo wawo ophezulu wokusebenza, umthamo wokuthwala wamanje ogelezayo, kanye nokuqina kokushisa okuphezulu, abe negalelo elibalulekile ekwakhiweni kwamandla eseva ye-AI.
Isikhathi sokuthunyelwe: Jan-13-2026