Yuav ua li cas siv diodes thiab Mosfets tsim kev sib txuas lus sib txuas lus kev sib txuas?

, Lub hauv paus ntsiab lus: los ntawm cov yam ntxwv sib xyaw ua ke rau kev tiv thaiv qib theem
1. Kev Tiv Thaiv Mechanism ntawm Diodes
Cov TVs hloov pauv Dielode Nanosecond qib lus teb los ntawm avalanche tawg cuam tshuam, thiab nws cov kev tsis muaj xws li:
Rhuav tshem voltage (vbr): txiav txim siab qhov kev tiv thaiv kev tiv thaiv, siv 5v, 12v, 24v specifications rau cov khoom sib txuas lus
Clamp Voltage (VC): Muaj kev cuam tshuam cov kev tiv thaiv kev tiv thaiv muaj peev xwm, siab {- cov khoom siv tau zoo tuaj yeem ua tiav VC / VBR<1.3
Peak Mulse tam sim no (IPP): Cov cim ceeb toom tawm tsam, thiab cov ntawv thov cov ntaub ntawv yuav tsum tau mus txog kaum ntawm cov qib siab
Hauv kev xeem ua los ntawm ib tus neeg teb xov tooj hauv lub nroog
Schottky diodes ua tau zoo nyob rau hauv anti rov qab circuits vim lawv cov qis tshaj plaws rau pem hauv ntej Voltage poob ntawm 0.1-0.3v. Tom qab txais cov qauv schottky diode arrays nyob rau hauv ib lub chaw khaws ntaub ntawv, lub zog siv hluav taws xob ntawm 24W li cas, thiab cov khoom txuag lub zog tau mus txog 2100 kWh.
2. Hloov cov yam ntxwv ntawm Mos tendors
NMOs Tendentor Cov Khoom Taw Qhia Tshwj Xeeb Hauv Kev Tiv Thaiv Kev:
Conduction condition: Vgs>Vth (qhov ntsuas hluav taws xob), cov nqi raug 1-4v
Ntawm kev tiv thaiv (RDS (rau)): Cov thev naus laus zis niaj hnub tau ua tiav Milliohm qib, nrog kev noj hluav taws xob tsuas yog 0.8W ntawm 20a tam sim no
Hloov nrawm: Nanosecond qib lus teb, zoo tshaj li kev sib cais
Cov ntaub ntawv ntsuas tiag tiag los ntawm qee qhov kev sib txuas lus cov khoom siv tau qhia tias yuav tsum tau ua NMOsup lub sijhawm tau ua kom luv dua ntawm 50ms, ntsib Millisecond qib hloov mus yuav tsum muaj 5g puag ncig.
Txawm hais tias PMOs transistors yog feem ntau siv vim lawv lub siab ntawm kev tiv taus, lawv tseem muaj nqi hauv high {{}}}} Thaum kawg tsav cov xwm txheej. Ib tug qauv kho kho qhov muag tau pab tau -48v kev tiv thaiv zoo, ua tiav txoj kev thim rov qab to taub qab 0.1 μS.
2, kev sib koom tes daim ntawv thov: tsim ib peb -}} Kev tiv thaiv qib kev tiv thaiv
1. Tawm tswv yim qib kev tiv thaiv: suppress lub zog hluav taws grid
Kev daws 1: TVS + NMOs Kev Tiv Thaiv
Xa kev sib txuas ntawm Balirectional TVs diodes diodes thiab nmos transistors ntawm Mains Power Nkag Mus Rau Kawg:
TVs DIODE Absorbs 6KV Surge hauv qab 10/1000 μ S wavform
NMO Transistor paub lub zog muaj kuab polarity nrhiav thiab tsis siv neeg hloov
Lub Sijhawm Teb Teb<50ns, protection level up to IEC 61000-4-5 Level 4
Tom qab thov cov tshuaj no rau lub chaw nres tsheb suab puam, tus naj npawb ntawm cov khoom lag luam tsis ua rau los ntawm xob laim ib xyoo tsawg dua ntawm 12 txog 1, thiab cov nqi txij nkawm tau txo los ntawm 85%.
Xaiv 2: Ua kom zoo ntawm Rectifier Choj + Mos tanistor
Txhawm rau hais txog qhov teeb meem ntawm 0.7v voltage poob rau hauv ib txwm Rectifier Txuas hniav, Mos tauv taws yog siv hloov cov diodes
Tsim ib qho kev siv hluav taws xob synchronouse siv 4 nmos transistors
Qhov ntawm kev tiv thaiv tsawg dua los ntawm 0.7 ω rau 20m ω
Efficiency tau nce los ntawm 85% mus rau 98%
Tom qab thov cov thev naus laus zis hauv ib qho chaw zoo siab, lub zog txuag hluav taws xob tau txog 1.2 lab kWh, sib npaug los txo cov pa roj carbon emissions los ntawm 980 tons.
2. Intermediatic Voltage Txoj Cai: Tshem tawm kev cuam tshuam nrog Harmonic
Kev daws: Zener Diode + LDO ua ke
Ob theem voltage txoj cai tswj hwm tau saws nyob rau hauv DC - dc kev hloov dua siab tshiab:
Zener diode muab thawj lub voltilization thiab nqus ± 10% voltage hloov pauv
Ldd regulator txuas ntxiv suppresses riple rau qis dua 10mv
Ntsib cov hluav taws xob kom ua tau cov chips digital xws li FPGA
Tom qab thov cov tshuaj no rau qee yam 5g autau, kev ruaj ntseg ntawm kev kis tau lub zog nce los ntawm 3dB thiab cov vojvoog duav tau nce los ntawm 8%.
3. Tso tawm kev tiv thaiv qib: tiv thaiv rov qab tam sim no
Kev daws: Oring maub los yog Mos tauv
Hauv cov tshuab redundund, cov hauv qab no siv:
Schattky Diode ua tiav thawj tus kheej
Seamless Switching ntawm n+1} redundant hwj chim muab mos zog siv Mos Tovistor
Hloov lub sijhawm txo los ntawm 10ms rau 50 μ s
Tom qab thov cov tshuaj no nyob rau hauv ib qho chaw khaws ntaub ntawv, lub zog hluav taws xob muaj mob los ntawm lub hwj chim hloov hauv cov khoom ntim cia tau muab tshem tawm tag nrho.
3, kev lag luam kev lag luam: Cov teeb meem raug
1. Kev ua kom zoo ntawm cov chaw nres tsheb nres tsheb fais fab
Los daws qhov teeb meem ntawm cov khoom siv tsis ruaj khov rau cov chaw nyob, lub zog hluav taws xob + ruaj ruaj voltage regulator "yog saws:
Voltage regulator Xaiv Xaiv: Cov tswv yim ntau 180-520Vac, OUTPut Outticy ± 0.5%
MUA KEV TXHEEJ TXHEEM: NMOs siv rau roj teeb them tswj, PMOs siv rau load zog hloov
Tswj Lub Tswv Yim: Siv kev tswj hwm kev tswj ntawm cov kev tswj hluav taws xob ntawm kev tswj hwm hluav taws xob thiab BMS los ntawm lub tsheb npav
Tom qab thov cov tshuaj no rau qhov siab -} alt power powerုင်း Chaw nres tsheb nres, siv sijhawm ntau txhua xyoo, thiab kev muaj nyiaj ntau rau 99.99%.
2. Cov ntaub ntawv chaw ua hauj lwm kos duab
Txhawm rau hais txog lub zog hluav taws xob cov kev sib tw ntawm high - cov khoom ntom ntom, yog cov qauv hluav taws xob ntawm lub zog yog saws:
Txhua lub zog hluav taws xob txhawb nqa kub swapping, thiab ib qho kev ua tsis tiav tsis cuam tshuam lub system ua haujlwm
Mos Tendistor ua tau zoo tsis siv neeg tam sim no sib qhia tam sim no ntawm 4 cov khoom siv fais fab fais fab, nrog lub tsheb ntsuas ntsuas ntsuas ± 2%
Saib xyuas cov ntse: Lub sijhawm tau txais tiag tiag ntawm voltage, tam sim no, thiab qhov kub thiab txias dhau ntawm I2C npav
Tom qab thov cov tshuaj no nyob rau hauv ib tug loj- Cov nqi ntaub ntawv poob qis los ntawm 1.3, thiab cov hluav taws xob txuag tau txhua xyoo tau txog 12 lab kWH.
3. Optical module interface kev tiv thaiv
Rau qhov ESD rhiab qhov teeb meem ntawm 400g kho qhov muag, peb-} Kev tiv thaiv qib yog saws:
Qib 1: TVs Diode nqus dej ± 15kv tiv tauj tawm
Qib thib ob: Zener Diode txwv kev txwv OvenolTage rau 5.6V
Qib 3: RC Lim Kev Network tshem tawm cov siab- zaus cuam tshuam
Cov ntaub ntawv xeem los ntawm qee cov khoom siv cov khoom siv qhia tau tias txoj kev daws teeb meem no txo ​​tus nqi tsis ua haujlwm ntawm lub tshuab kho qhov muag ntawm 3% rau 0.02%.
4, thev naus laus zis evolvution: tiv thaiv kev tsim kho kom muaj 6g
Nrog rau kev sib txuas lus millimeter yoj kev sib txuas lus, kev sib txuas lus Terahertz thiab lwm yam kev sib txuas lus hauv 6G era, cov txheej txheem hluav taws xob muaj zog yog ntsib kev cov nyom ntau:
Ultra tsawg suab xav tau: Lub hwj chim ripple yuav tsum tau raug suppressed rau μ V theem kom tau sib ntsib ntawm phaased array radar
Dynamic teb tau txhim kho: Lub sijhawm teb lub sijhawm yuav tsum tau ua kom luv rau ntawm μ s qib kom yoog raws lub zog sib hloov tau tshwm sim los ntawm kev sib hloov
Zog hloov kho: hloov cov zog nce mus rau MHz qib, txo cov ntim ntawm passive Cheebtsam
Cov kev tshawb nrhiav tam sim no muaj xws li:
Gallium Nitride (Gan) Cov Khoom Tiv Thaiv: Hloov Cov Nquag Ua Si txog 10MHz, Kev Ua Tau Zoo Tshaj 95%
Kev sib nqus kev sib xyaw thev naus laus zis: ua ke inductors nrog transformers, txo lub ntim ntawm 40%
Kev Tiv Thaiv Kev Tiv Thaiv Digital: Kev hloov kho kev hloov pauv ua tiav los ntawm DSP
5, Kev qhia kev xav: tag nrho lub neej tswj los ntawm kev xaiv rau kev ua haujlwm thiab txij nkawm
Cov Kev Xaiv Txheej Txheem:
TVs Diode: Xaiv cov khoom siv nrog VC / VBR<1.3 and Ipp>10ka
Mos tenderor: RDS (rau)<5m Ω Vgs(th)<2V,Ciss<1nF
Zener Diode: Kub Coefficient<-2mV/℃, dynamic resistance<10 Ω
Cov ntsiab lus tseem ceeb ntawm cov qauv tsim:
Ua raws li txoj ntsiab cai ntawm "gradured tiv thaiv" kom tsis txhob muaj kev tiv thaiv ntau dhau ntawm ib qib kev tiv thaiv
Reserve 20% lub zog hluav taws xob kom tau raws li cov kev xav tau tshiab
Txais yuav muab faib hluav taws xob cov khoom vaj tsev kom txo tau ntev - nyob deb nrug kis tau
Cov Qauv Ua Haujlwm thiab Kev Txij Nkawm Tswj:
Peb lub hlis thauj khoom thauj mus los xyuas kom paub tseeb tias muaj kev tiv thaiv
Hloov cov roj electrolytic tau siv ib xyoos ib zaug los tiv thaiv kev ua tsis tau muaj peev xwm
Tsim kom muaj lub zog muab cov ntaub ntawv ua kom zoo kom ua tiav kev ua txhaum cai
https://www.trrsemicon.com/transistor/n{{an2{22}}}}}}}}}}}}}}} }-mfet-irfz44.html