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120w多路輸出變壓器計算參數(shù)校正

輸入100-240V           輸出5路:19V/4.5A ;                   開關(guān)頻率  60KHZ                 效率 0.80          磁芯POT3319 ;
                                                       5V1A
                                                       5V2A 
                                                       5V1A
                                                       5V2A 

             計算結(jié)果:                   Lp=300UH
                                                 Np=48T       線徑0.5mm;                  
                            19v繞組        Ns=12T       線徑0.6mm*2;
                            5V1A繞組       Ns1=4T      線徑0.4mm;
                                                  Ns2=4T
                            5V2A繞組      Ns3=4T       線徑0.6mm;

                                                  Ns4=4T

                                Vcc 繞組     Nvcc=9T    線徑0.2mm;


                    

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