LTC2488\1009A1-SCH.pdf .......\DEMO设计文件\DC1009A-1.DSN .......\............\DC1009A-1.pcb .......\............\DC1009A1-ABC.xls .......\............\DC1009A1-GBR.zip .......\............\DC1009A1-PDF.zip .......\LTC2492CDE-DFN14DE.SchDoc .......\DEMO设计文件 LTC2488