所需E币: 4
时间: 2020-1-13 13:33
大小: 668.02KB
SIMPLESWITCHERPCB布局指南SIMPLESWITCHERPCBSIMPLESWITCHERPCBPCB,EMCEMICAD/,CAD,PCB,,/CAD1229SanjayaManiktala20027LM267xLM259xLM257x2SimpleSwitcherEMI,ICEMISIMPLESWITCHERPCBa)b)c)d)e)f)g)h)2LM267x/0.1μF-0.47μF22X(SMT),SMT()2AN-1229SIMPLESWITCHERisaRegisteredTrademarkofNationalSemiconductor.2002NationalSemiconductorCorporationAN200426www.national.comAN-1229200426011.1aCBYPASSCIN1b1cwww.national.com2PCBPWM,AN-1229ǖǖVIR1.40.512011A2.5ICPCB20SIMPLESWITCHERVL*dI/dt1AdI/dt1a1b1cdI/dtǖ1.20.8FET,LM267x30ns,LM259x75ns30ns11A0.7V2.5mV23A4V1c,Np/NsRCD,ǖEMIICICV*……