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Ubale pakati pa mbale ya nsalu ya PCB ndi EMC
Guide: Ponena za vuto la kusinthira magetsi, vuto la mbale ya nsalu ya PCB sizovuta kwambiri, koma ngati mukufuna kukhazikitsa bolodi yabwino ya PCB, mphamvu yosinthira iyenera kukhala imodzi mwazovuta (mapangidwe a PCB siabwino, zomwe zingayambitse ziribe kanthu momwe mukuchotseratu zolakwikazo Magawo akuchotsa nsaluyo.Izi sizowopsa), chifukwa pali zinthu zambiri zomwe zimaganizira mapepala a PCB a nsalu, monga magetsi, njira yopangira, zofunikira za chitetezo, EMC eff... -
Nkhani imodzi imamvetsetsa |Kodi maziko osankhidwa a njira yopangira pamwamba pa fakitale ya PCB ndi chiyani
Cholinga chachikulu cha PCB pamwamba mankhwala ndi kuonetsetsa weldability wabwino kapena katundu magetsi.Chifukwa mkuwa m'chilengedwe umakhalapo mu mawonekedwe a oxides mumlengalenga, sizingatheke kuti ukhalebe ngati mkuwa woyambirira kwa nthawi yaitali, choncho umayenera kuchitidwa ndi mkuwa.Pali njira zambiri zamankhwala za PCB pamwamba.Zinthu wamba ndi lathyathyathya, organic welded protective agents (OSP), full -board faifi tambala -wokutidwa golide, Shen Jin, Shenxi, Shenyin, mankhwala faifi tambala, golide, ndi osankhidwa... -
Phunzirani za wotchi pa PCB
1. Mapangidwe a, kristalo wa wotchi ndi maulendo okhudzana nawo ayenera kukonzedwa pakatikati pa PCB ndikukhala ndi mapangidwe abwino, osati pafupi ndi mawonekedwe a I / O.Dongosolo la wotchi silingapangidwe kukhala khadi la mwana wamkazi kapena mawonekedwe a bolodi la mwana wamkazi, liyenera kupangidwa pa bolodi la wotchi kapena bolodi yonyamula.Monga tawonera mu chithunzi chotsatirachi, gawo lobiriwira la bokosi la gawo lotsatira ndilobwino kuti musayende pamzere b, zida zokha zokhudzana ndi wotchi yozungulira mu PCB wotchi ... -
Sungani ma waya a PCB mu malingaliro
1. Zochita Zambiri Pamapangidwe a PCB, kuti apange mawonekedwe apamwamba amtundu wamtundu wanthawi zonse kukhala wololera, magwiridwe antchito abwino odana ndi kusokoneza, ayenera kuganiziridwa kuchokera kuzinthu izi: (1) Kusankha koyenera kwa zigawo Poyendetsa matabwa ozungulira ma frequency apamwamba. mu mapangidwe a PCB, ndege yamkati yomwe ili pakati imagwiritsidwa ntchito ngati mphamvu ndi nthaka wosanjikiza, yomwe imatha kugwira ntchito yoteteza, kuchepetsa kutsekemera kwa parasitic inductance, kufupikitsa kutalika kwa mizere yolumikizira, ndikuchepetsa mtanda ... -
Kodi mukumvetsa malamulo awiri a PCB laminated design?
1. Chigawo chilichonse cha mayendedwe chiyenera kukhala ndi gawo loyandikana nalo (magetsi kapena mapangidwe);2.The moyandikana waukulu wosanjikiza mphamvu ndi nthaka ayenera kusungidwa pa mtunda osachepera kupereka lalikulu coupling capacitance;Zotsatirazi ndi chitsanzo cha zigawo ziwiri mpaka zisanu ndi zitatu zosanjikiza: A.single-mbali PCB bolodi ndi mbali ziwiri PCB bolodi laminated Kwa zigawo ziwiri, chifukwa chiwerengero cha zigawo ndi chochepa, palibe vuto lamination.Kuwongolera kwa radiation kwa EMI kumaganiziridwa makamaka kuchokera ku mawaya ndi ... -
Chidziwitso chozizira
Kodi mtundu wa bolodi la PCB ndi chiyani, monga momwe dzinalo likusonyezera, potenga bolodi la PCB, mwachilengedwe kwambiri kuti muwone mtundu wa mafuta pa bolodi, ndiye kuti, timatchula mtundu wa bolodi la PCB, mitundu wamba. ndi zobiriwira, zabuluu, zofiira ndi zakuda ndi zina zotero.Otsatira a Xiaobian amagawana kumvetsetsa kwawo kwamitundu yosiyanasiyana.1, inki yobiriwira ndiyomwe imagwiritsidwa ntchito kwambiri, mbiri yayitali kwambiri, ndipo pamsika wapano ndi yotsika mtengo kwambiri, kotero zobiriwira zimagwiritsidwa ntchito ndi manuf ambiri ... -
Za zida za DIP, PCB anthu ena samalavulira mwachangu!
DIP ndi pulogalamu yowonjezera.Chips mmatumba motere ndi mizere iwiri ya zikhomo, amene akhoza mwachindunji welded kuti chip sockets ndi dongosolo DIP kapena welded kuti kuwotcherera maudindo ndi chiwerengero chomwecho mabowo.Ndi yabwino kwambiri kuzindikira PCB bolodi perforation kuwotcherera, ndipo ali ngakhale wabwino ndi mavabodi, koma chifukwa cha ma CD malo ake ndi makulidwe ndi lalikulu, ndi pini mu ndondomeko kulowetsa ndi kuchotsa n'zosavuta kuonongeka, osauka kudalirika.DIP ndiye pulogalamu yotchuka kwambiri ... -
1oz Copper Makulidwe PCBA Board Manufacturer HDI zida zamankhwala PCBA Multilayer Circuit PCBA
Zofunika Kwambiri/ Zapadera:
1oz Copper Makulidwe PCBA Board Manufacturer HDI zida zamankhwala PCBA Multilayer Circuit PCBA. -
Mphamvu yosungirako inverter PCBA Yosindikizidwa gulu gulu msonkhano kwa inverters yosungirako mphamvu
1. Kuthamangitsa mwachangu: kulumikizana kophatikizika ndi kusintha kwa njira ziwiri za DC
2. Kuchita bwino kwambiri: Kutengera kapangidwe kaukadaulo wapamwamba, kutayika kochepa, kutentha pang'ono, kupulumutsa mphamvu ya batri, kukulitsa nthawi yotulutsa
3. Voliyumu yaying'ono: kachulukidwe kamphamvu kwambiri, malo ang'onoang'ono, kulemera kochepa, mphamvu zolimba zamapangidwe, zoyenera kunyamula komanso mafoni
4. Good katundu kusinthasintha: linanena bungwe 100/110/120V kapena 220/230/240V, 50/60Hz sine wave, mphamvu mochulukira mphamvu, oyenera zipangizo zosiyanasiyana IT, zida zamagetsi, zipangizo zapakhomo, musatenge katundu.
5. Ma frequency a Ultra-wide input voltage: 85-300VAC (220V system) kapena 70-150VAC 110V system) ndi 40 ~ 70Hz pafupipafupi, osawopa mphamvu yamagetsi.
6. Pogwiritsa ntchito ukadaulo wowongolera digito wa DSP: Pezani ukadaulo wapamwamba wowongolera digito wa DSP, chitetezo chokwanira, chokhazikika komanso chodalirika.
7. Kapangidwe kazinthu zodalirika: bolodi lonse lagalasi lokhala ndi mbali ziwiri, kuphatikiza ndi zigawo zazikulu, zolimba, kukana dzimbiri, kuwongolera kwambiri kusinthika kwa chilengedwe.
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FPGA Intel Arria-10 GX mndandanda MP5652-A10
Zofunikira za mndandanda wa Arria-10 GX zikuphatikiza:
- Zolinga zapamwamba komanso zogwira ntchito kwambiri komanso zothandizira za DSP: Arria-10 GX FPGAs imapereka zinthu zambiri zomveka (LEs) ndi zotchinga za digito (DSP).Izi zimalola kukhazikitsidwa kwa ma algorithms ovuta komanso mapangidwe apamwamba kwambiri.
- Ma transceivers othamanga kwambiri: Mndandanda wa Arria-10 GX umaphatikizapo ma transceivers othamanga kwambiri omwe amathandizira ma protocol osiyanasiyana monga PCI Express (PCIe), Ethernet, ndi Interlaken.Ma transceivers awa amatha kugwira ntchito pamitengo ya data mpaka 28 Gbps, zomwe zimathandizira kulumikizana kwa data mwachangu.
- Mawonekedwe othamanga kwambiri a kukumbukira: Arria-10 GX FPGAs amathandizira njira zosiyanasiyana zokumbukira kukumbukira, kuphatikizapo DDR4, DDR3, QDR IV, ndi RLDRAM 3. Mawonekedwewa amapereka mwayi wapamwamba wa bandwidth ku zipangizo zamakumbukiro zakunja.
- Purosesa Yophatikizika ya ARM Cortex-A9: Mamembala ena a mndandanda wa Arria-10 GX akuphatikiza purosesa yophatikizika yapawiri-core ARM Cortex-A9, yomwe imapereka kachipangizo kakang'ono kamene kalikonse kamene kamagwiritsidwa ntchito.
- Kuphatikizika kwadongosolo: Arria-10 GX FPGAs imaphatikizapo zotumphukira zosiyanasiyana zapa-chip ndi zolumikizirana, monga GPIO, I2C, SPI, UART, ndi JTAG, kuti zithandizire kuphatikizana kwadongosolo ndi kulumikizana ndi zigawo zina.
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FPGA Xilinx K7 Kintex7 PCIe optical fiber communication
Nawa mwachidule masitepe omwe akukhudzidwa:
- Sankhani gawo loyenera la transceiver optical transceiver: Kutengera ndi zofunikira za njira yanu yolumikizirana ndi kuwala, mungafunike kusankha gawo la transceiver optical lomwe limathandizira kutalika komwe mukufuna, kuchuluka kwa data, ndi mawonekedwe ena.Zosankha zodziwika bwino zimaphatikizapo ma module othandizira Gigabit Ethernet (mwachitsanzo, ma module a SFP/SFP+) kapena njira zolumikizirana zothamanga kwambiri (mwachitsanzo, ma module a QSFP/QSFP+).
- Lumikizani transceiver ya kuwala ku FPGA: FPGA nthawi zambiri imalumikizana ndi gawo la transceiver optical kudzera pamalumikizidwe othamanga kwambiri.Ma transceivers ophatikizika a FPGA kapena ma pini odzipatulira a I/O opangidwa kuti azilankhulana mothamanga kwambiri atha kugwiritsidwa ntchito pachifukwa ichi.Muyenera kutsatira tsatanetsatane wa gawo la transceiver ndi malangizo a kamangidwe kuti mulumikize bwino ku FPGA.
- Khazikitsani ma protocol ofunikira ndikuwongolera ma siginecha: Kulumikizana kwakuthupi kukakhazikitsidwa, muyenera kupanga kapena kukonza ma protocol ofunikira ndi ma aligorivimu opangira ma siginecha potumiza ndi kulandira.Izi zitha kuphatikizira kugwiritsa ntchito protocol yofunikira ya PCIe yolumikizirana ndi wolandila, komanso ma aligorivimu owonjezera amasinthidwe omwe amafunikira pakubisa / kutsitsa, kusinthira / kutsitsa, kukonza zolakwika, kapena ntchito zina zokhudzana ndi pulogalamu yanu.
- Phatikizani ndi mawonekedwe a PCIe: Xilinx K7 Kintex7 FPGA ili ndi chowongolera cha PCIe chomwe chimalola kuti ilumikizane ndi makina ochezera pogwiritsa ntchito basi ya PCIe.Mufunika kukonza ndikusintha mawonekedwe a PCIe kuti mukwaniritse zofunikira zamakina anu olumikizirana.
- Yesani ndikutsimikizira kulumikizanako: Mukangokhazikitsidwa, muyenera kuyesa ndikutsimikizira magwiridwe antchito a fiber optical pogwiritsa ntchito zida zoyenera zoyesera ndi njira.Izi zitha kuphatikizira kutsimikizira kuchuluka kwa data, kuchuluka kwa zolakwika pang'ono, ndi machitidwe onse adongosolo.
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FPGA XILINX-K7 KINTEX7 XC7K325 410T Industrial grade
Mtundu wonse: FPGA XILINX-K7 KINTEX7 XC7K325 410T
- Series: Kintex-7: Xilinx's Kintex-7 mndandanda wa FPGAs adapangidwa kuti azigwira ntchito kwambiri ndipo amapereka bwino pakati pa magwiridwe antchito, mphamvu, ndi mtengo.
- Chipangizo: XC7K325: Izi zikutanthauza chipangizo chamtundu wa Kintex-7.XC7K325 ndi imodzi mwamitundu yomwe ilipo pamndandandawu, ndipo ili ndi mawonekedwe ena, kuphatikiza kuchuluka kwa ma cell cell, magawo a DSP, ndi I/O count.
- Kuthekera kwanzeru: XC7K325 ili ndi mphamvu yama cell 325,000.Ma cell logic ndi midadada yomangika mu FPGA yomwe imatha kukhazikitsidwa kuti igwiritse ntchito mabwalo a digito ndi ntchito.
- Magawo a DSP: Magawo a DSP ndi zida zodzipatulira za Hardware mkati mwa FPGA zomwe zimakongoletsedwa ndi ntchito za digito.Chiwerengero chenicheni cha magawo a DSP mu XC7K325 amatha kusiyanasiyana kutengera mtundu wake.
- Kuwerengera kwa I/O: "410T" mu nambala yachitsanzo ikuwonetsa kuti XC7K325 ili ndi mapini 410 a ogwiritsa ntchito I/O.Zikhomozi zitha kugwiritsidwa ntchito kulumikizana ndi zida zakunja kapena zozungulira zina za digito.
- Zina: XC7K325 FPGA ikhoza kukhala ndi zinthu zina, monga midadada yophatikizika yokumbukira (BRAM), ma transceivers othamanga kwambiri polumikizana ndi data, ndi zosankha zosiyanasiyana zosinthira.
