1394-SJT10-C-RL,1394-SJT10-C-RL
1394-SJT10-C-RL
人們?cè)陂_(kāi)關(guān)電源技術(shù)領(lǐng)域是邊開(kāi)發(fā)相關(guān)電力電子器件,
邊開(kāi)發(fā)開(kāi)關(guān)變頻技術(shù),兩者相互促進(jìn)推動(dòng)著開(kāi)關(guān)電源每年以超過(guò)兩位數(shù)字的增長(zhǎng)率向著輕、小、薄、低噪聲、高可靠、抗干擾的方向發(fā)展。開(kāi)關(guān)電源可分為AC/CDC/DC兩大類(lèi),
DC/DC變換器現(xiàn)已實(shí)現(xiàn)模塊化,且設(shè)計(jì)技術(shù)及生產(chǎn)工藝在國(guó)內(nèi)外均已成熟和標(biāo)準(zhǔn)化,
并已得到用戶(hù)的認(rèn)可,但AC/DC的模塊化,因其自身的特性使得在模塊化的進(jìn)程中,遇到較為復(fù)雜的技術(shù)和工藝制造問(wèn)題。以下分別對(duì)兩類(lèi)開(kāi)關(guān)電源的結(jié)構(gòu)和特性作以闡述。
開(kāi)關(guān)電源比線(xiàn)性電源會(huì)產(chǎn)生更多的干擾,對(duì)共模干擾敏感的用電設(shè)備,應(yīng)采取接地和屏蔽措施,按ICE1000、EN61000、FCC等EMC限制,開(kāi)關(guān)電源均采取EMC電磁兼容措施,因此開(kāi)關(guān)電源一般應(yīng)帶有EMC電磁兼容濾波器。如利德華福技術(shù)的HA系列開(kāi)關(guān)電源,將其FG端子接大地或接用戶(hù)機(jī)殼,方能滿(mǎn)足上述電磁兼容的要求。
IGC CryoTiger Aquatrap T1102 Cryogenics Compressor
Foundry Brocade RX-BI48T 48-Port 10/100/1000Base-T MRJ-
Brooks Automation 300mm Wafer Cassette Load Port Transf
StarMAX WiMax 8200 ODU Base Transceiver Station 2.6GHZ
Lambda Sutter LB10-2 Optical Filter Wheel Changer Contr
HTS Stainless Steel Table Top Dual Temperature 9"x9" Va
Leybold Heraeus Turbovac 50 DN63CF 55l/s Turbo Molecula
VWR Scientific 1545 Digital Incubator 120V HEATS UP TO
Seiko/Seikoh Giken FC-317 Fiber Optic Plug 12-Port Poli
Osaka Compound Lab Turbo Molecular Vacuum Pump TG3213EM
Tecan Genesis RSP-150/8 Robotic Liquid Dispenser Handle
FEI 1GI Gas Injection Control 2U-Rackmount Module for F
Fujinon Fuji ESM-2 Studio Broadcast Photo Optical Zoom




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