[{"title":"( 11 个子文件 3.18MB ) 三相维也纳PFC开关电源:成熟量产两年,源代码、原理图和PCB资料齐全,AC输入无桥PFC±400VDC输出","children":[{"title":"三相维也纳PFC开关电源:高效三相AC输入无桥PFC技术,±400VDC输出,成熟量产方案及全套资料.docx <span style='color:#111;'> 37.94KB </span>","children":null,"spread":false},{"title":"653523921427.pdf <span style='color:#111;'> 131.81KB </span>","children":null,"spread":false},{"title":"核心技能.md <span style='color:#111;'> 3.38KB </span>","children":null,"spread":false},{"title":"三相维也纳PFC开关电源:成熟量产,含±400vDC输出与完整资料.html <span style='color:#111;'> 5.36MB </span>","children":null,"spread":false},{"title":"电力电子","children":[{"title":"2.jpg <span style='color:#111;'> 293.60KB </span>","children":null,"spread":false},{"title":"6.jpg <span style='color:#111;'> 121.32KB </span>","children":null,"spread":false},{"title":"1.jpg <span style='color:#111;'> 92.19KB </span>","children":null,"spread":false},{"title":"5.jpg <span style='color:#111;'> 181.91KB </span>","children":null,"spread":false},{"title":"3.jpg <span style='color:#111;'> 303.02KB </span>","children":null,"spread":false},{"title":"7.jpg <span style='color:#111;'> 93.87KB </span>","children":null,"spread":false},{"title":"4.jpg <span style='color:#111;'> 271.18KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]