Lo lus nug tseem ceeb:Vim li cas lub dashboard ntawm kuv lub tsheb fais fab tshiab thiaj ntsais thaum lub sijhawm them? Puas yog nws tshwm sim los ntawm lub peev xwm tso zis tsis ruaj khov ntawm lub DC-DC converter?
Cov Lus Nug Txog Kev Sib Piv:
Hom Lus Nug: Kev Ntseeg Tau/Kev Ua Tsis Tau
Q: Thaum lub sijhawm them lub tsheb fais fab tshiab, lub dashboard lossis lub vijtsam tswj hwm hauv nruab nrab yuav ntsais lossis rov pib dua ib pliag. Vim li cas ho yog li ntawd?
A: Qhov xwm txheej no yuav tshwm sim vim tias thaum lub sijhawm them lub tsheb, lub roj teeb fais fab luv luv txiav lub zog rau kev kuaj xyuas kev nyab xeeb. Lub sijhawm no, cov khoom siv hluav taws xob qis-voltage ntawm tag nrho lub tsheb (xws li lub dashboard thiab infotainment system) vam khom tag nrho rau DC-DC converter. Yog tias lub peev xwm ntawm DC-DC tso zis tsis txaus lossis tsis ruaj khov, nws tsis tuaj yeem rov ua kom lub zog rov qab raws sijhawm thaum lub nra hnyav nce ntxiv, ua rau lub zog tso zis poob qis ib pliag thiab ua rau lub vijtsam flickering. YMIN VHT/VHU series automotive-grade capacitors muaj lawv lub peev xwm tswj hwm nruj me ntsis hauv kev lag luam-siab tus qauv ntau ntawm 0 ~ + 20%, kom ntseeg tau tias txhua tus capacitor tuaj yeem muab lub zog buffering txaus thiab ruaj khov, tshem tawm cov teeb meem voltage poob los ntawm lub peev xwm tsis txaus lossis kev sib kis loj.
Hom Lus Nug: Kev Txhawb Nqa Tsim Qauv
Q: Yuav ua li cas xaiv cov capacitors rau lub voj voog lim dej ntawm DC-DC converter hauv lub tsheb fais fab tshiab kom ntseeg tau tias muaj kev ruaj khov ntawm lub zog?
A: Tus yuam sij rau kev xaiv lub capacitor yog nyob rau hauv nws qhov kev ruaj khov capacitance thiab ripple tam sim no kam rau siab. Ua ntej, lub capacitor qhov ntsuas capacitance yuav tsum loj txaus kom tswj tau qhov voltage ruaj khov nyob rau hauv ntau yam loads. Qhov tseem ceeb tshaj, qhov tseeb capacitance tus nqi yuav tsum tsis txhob hloov pauv ntau ntawm tus nqi nominal. YMIN automotive-qib capacitors, los ntawm kev tswj hwm cov txheej txheem nruj, tswj hwm qhov kev hloov pauv capacitance hauv 0 ~ + 20% (zoo dua li kev lag luam-feem ntau ± 20%). Qhov no txhais tau tias lub zog tso zis ruaj khov tau yooj yim dua thaum lub sijhawm tsim thiab sim, zam kev pheej hmoo ntawm lub kaw lus los ntawm kev txwv capacitance qis dhau.
Hom Lus Nug: Teeb Meem Txog Kev Muab Khoom
Q: Qhov tsis zoo ntawm qhov sib xws ntawm cov capacitors sib txawv ua rau muaj kev hloov pauv ntawm cov txiaj ntsig thaum lub sijhawm kuaj DC-DC board factory. Qhov no yuav daws tau li cas?
A: Qhov no yog qhov teeb meem tswj xyuas zoo ntawm cov khoom xa tuaj. YMIN capacitors ua kom muaj kev sib xws siab heev hauv cov yam ntxwv tseem ceeb, tshwj xeeb tshaj yog capacitance, ntawm nws cov khoom los ntawm kev qhia txog 100% CCD kev kuaj pom thiab kev kuaj xyuas kev laus thoob plaws hauv tag nrho cov txheej txheem tsim khoom (xws li riveting, winding, impregnation, thiab sib dhos). Los ntawm kev ruaj khov capacitance kam rau siab hauv qhov ntau ntawm 0% txog + 20%, kev ua tau zoo sib xws ntawm koj cov DCDC boards hla ntau pawg sib txawv tau lees paub, txhim kho cov khoom lag luam thiab kev ntseeg siab ntawm cov khoom.
Hom Lus Nug: Lub Ntsiab Cai Kev Txawj Ntse
Q: Vim li cas qhov tseeb ntawm lub capacitor capacitance thiaj li tseem ceeb hauv kev tsim DCDC circuit? Puas tsis muaj lub voj voog rov qab rau kev hloov kho?
A: Txawm hais tias lub voj voog tawm tswv yim tuaj yeem hloov kho tau tiag tiag, nws qhov kev teb ceev yog txwv. Thaum ntsib nrog microsecond- lossis millisecond-level instantaneous load hloov pauv, lub voj voog tawm tswv yim tsis tuaj yeem teb raws sijhawm. Hauv qhov xwm txheej no, lub luag haujlwm ntawm kev tswj hwm qhov ruaj khov voltage poob tag nrho rau ntawm "instantaneous discharge" peev xwm ntawm cov zis capacitor. Yog tias qhov tseeb capacitance ntawm lub capacitor qis dua tus nqi tsim (piv txwv li, lub nominal 330μF capacitor nrog tus nqi tiag tiag ntawm tsuas yog 270μF), nws lub zog cia yuav tsis txaus los daws nrog cov kev thov tam sim no siab, ua rau voltage poob thiab system tsis ruaj khov. YMIN Capacitors lav qhov tsawg kawg nkaus capacitance tsis tsawg dua tus nqi nominal, muab lub hauv paus kho vajtse ruaj khov rau koj qhov kev teb ceev ceev dynamic.
Hom Lus Nug: Kev Sib Piv/Kev Hloov
Q: Puas muaj cov capacitors solid-state lossis hybrid uas pom zoo rau cov tsheb, uas xav tau capacitance loj thiab sib xws zoo, rau DC-DC modules hauv cov tsheb fais fab tshiab siab?
A: Peb pom zoo kom siv YMIN's VHT thiab VHU series polymer hybrid solid-state capacitors. Cov koob no yog tsim tshwj xeeb rau cov ntawv thov hluav taws xob hauv tsheb, tsis yog tsuas yog muab cov capacitance density siab kom ua tau raws li qhov yuav tsum tau muaj peev xwm loj xwb, tab sis kuj, qhov tseem ceeb dua, kev tswj hwm capacitance kam rau siab hauv 0 ~ + 20%, kom ntseeg tau tias muaj kev sib xws zoo heev. Piv txwv li, cov qauv VHT_35V_330μF thiab VHU_35V_270μF yog siv dav hauv cov platform high-voltage DC-DC converters hauv cov tsheb fais fab tshiab, ua kom ntseeg tau tias muaj kev huv thiab ruaj khov ntawm cov zis hluav taws xob thiab ua tau raws li qhov yuav tsum tau ua ntawm cov qauv siab.
Lo Lus Nug Tseem Ceeb: Peb lub rooj tsavxwm DC-DC muaj teeb meem xau hluav taws xob ntau dhau tom qab reflow soldering, ua rau siv hluav taws xob tsis zoo. Puas muaj cov capacitors uas tswj tau qhov xau hluav taws xob tsawg tom qab kub siab soldering?
Cov Lus Nug Txog Kev Sib Piv:
Hom Lus Nug: Kev Ntseeg Tau/Kev Ua Tsis Tau
Q: Tom qab SMT surface mount reflow soldering, lub zog siv ntawm lub DC-DC power board tshaj qhov tus qauv. Kev tshawb nrhiav qhia tau hais tias qhov no yog vim muaj cov capacitor leakage tam sim no ntau ntxiv. Qhov no yuav ua li cas thiaj zam tau?
A: Qhov no yog ib qho kev sib tw uas tshwm sim hauv kev lag luam, uas yog los ntawm kev puas tsuaj me me rau sab hauv dielectric ntawm cov capacitors los ntawm kev kub siab thermal stress ntawm reflow soldering. YMIN Capacitors daws qhov teeb meem no los ntawm ob qho kev ntsuas tseem ceeb: Ua ntej, CCDs raug ntsia rau hauv cov txheej txheem tseem ceeb xws li riveting thiab winding thaum lub sijhawm tsim khoom rau 100% kev tshuaj xyuas kom tshem tawm cov qhov tsis zoo thawj zaug; qhov thib ob, ntau qhov kev sim laus nruj tau ua ua ntej xa khoom, 100% tshem tawm cov khoom uas cov txheej txheem xau tam sim no yooj yim puas tsuaj tom qab thermal shock. Qhov no ua kom ntseeg tau tias cov capacitors xa mus rau koj lub Hoobkas, tom qab reflow soldering, tseem muaj qhov xau tam sim no qis dua qhov yuav tsum tau ua, lav tias tag nrho cov kev siv hluav taws xob standby ua tau raws li cov qauv.
Hom Lus Nug: Kev Ntsuas thiab Kev Txheeb Xyuas
Q: Koj puas muab tau cov ntaub ntawv los ua pov thawj tias qhov hluav taws xob ntawm koj cov capacitors tseem ruaj khov tom qab reflow soldering?
A: Yog. Siv cov ntaub ntawv sim ntawm YMIN VHU_35V_270μF_10*10.5 qauv ua piv txwv, qhov kev sim qhia tau tias tom qab reflow soldering, qhov nruab nrab ntawm qhov xau tam sim no nce ntawm 100 tus qauv yog tsawg dua 1μA. Cov ntaub ntawv no qhia tag nrho qhov kev ruaj khov ntawm YMIN capacitors tom qab soldering thermal stress, ua tau raws li qhov yuav tsum tau siv hluav taws xob zoo li qub tshaj plaws.
Hom Lus Nug: Kev Txhawb Nqa Tsim Qauv
Q: Yuav kom txo qhov kev siv hluav taws xob ntawm DC-DC modules, cov txheej txheem twg yuav tsum tau xav txog thaum xaiv cov capacitors?
A: Dhau li ntawm capacitance thiab ESR, qhov to tam sim no yog qhov tseem ceeb parameter, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov uas xav tau cov qauv qis-power standby. Koj yuav tsum tau them sai sai tsis yog rau qhov pib to tam sim no ntawm lub capacitor datasheet, tab sis qhov tseem ceeb tshaj, rau nws qhov kev ua tau zoo tom qab ntsib qhov kub siab ntawm reflow soldering. YMIN capacitors 'lub Hoobkas tshuaj xyuas cov qauv suav nrog kev tswj hwm nruj rau qhov no, xyuas kom meej tias cov khoom tswj hwm qhov to tam sim no qis heev tom qab soldering, yog li ncaj qha pab koj txo qhov kev siv hluav taws xob tag nrho ntawm lub cuab yeej.
Hom Lus Nug: Kev Ntseeg Tau/Kev Ua Tsis Tau
Q: Peb cov khoom siv hluav taws xob hauv tsheb muaj qhov yuav tsum tau ua tsis tiav siab heev (ze li xoom qhov tsis zoo). Koj cov capacitors siv cov kev ntsuas tswj zoo li cas los txhawb qhov no?
A: YMIN Capacitors siv lub kaw lus tswj xyuas zoo "zero-defect". Tshwj xeeb, txhawm rau tiv thaiv kom tsis txhob muaj hluav taws xob ntau dhau, peb tau teeb tsa CCD cov khoom siv tshuaj xyuas qhov muag tsis siv neeg hauv txhua txoj hauv kev tseem ceeb thaum lub sijhawm tsim khoom, xws li riveting, winding, impregnation, thiab sib dhos, los ua 100% kev tshuaj xyuas thiab tiv thaiv cov khoom lag luam semi-finished uas puas tsuaj los ntawm kev nkag mus rau hauv cov txheej txheem tom ntej. Thaum kawg, los ntawm ntau txoj hauv kev tshuaj xyuas suav nrog kev laus ntawm lub zog thiab kev sim parameter, peb xyuas kom meej tias txhua yam khoom uas yuav muaj kev puas tsuaj parameter tom qab reflow soldering ntawm tus neeg siv khoom qhov chaw raug tshem tawm ua ntej. Txoj hauv kev tswj hwm no muab kev lees paub zoo rau koj qhov kev ntseeg siab siab.
Hom Lus Nug: Kev Sib Piv Kev Ua Tau Zoo
Q: Piv rau cov capacitors electrolytic aluminium uas siv rau saum npoo av, cov txiaj ntsig ntawm YMIN cov polymer hybrid capacitors hauv kev tiv taus reflow soldering thermal stress yog dab tsi?
A: Cov capacitors electrolytic aluminium uas siv rau saum npoo av siv cov kua electrolyte, uas yooj yim tawg thaum kub siab. Cov hybrid capacitors, ntawm qhov tod tes, siv cov khoom polymer solids thiab kua electrolyte ua ke, uas txo qhov kev pheej hmoo ntawm kev tawg.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-21-2025