TC4423VPA by Microchip Technology Design and production,in Chengze Electronics (Beijing) Co., Ltd. Spot sales,And can pass Chengze Electronics (Beijing) Co., Ltd. Purchasing。TC4423VPA Price reference $ 7.091743。TC4423VPA - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TC4423VPA Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial