视频文件
                    1(What is a Voltage Regulator Another Teaching Moment | allaboutcomponents.com Electronics)
                   
                    PCN 设计/规格
                    1(MIC5249 03/Nov/2021)
                   
                    PCN 组装/来源
                    1(Assembly site Final Qual 11/Aug/2016)
                   
                    PCN 封装
                    1(Packing Changes 10/Oct/2016)
                   
                    EDA 模型
                    1(MIC5249-1.8YMM by Ultra Librarian)