TPS5450DDAR by Texas Instruments Design and production,in Xiangli Technology (Hong Kong) Co., Ltd. Spot sales,And can pass Xiangli Technology (Hong Kong) Co., Ltd. Purchasing。TPS5450DDAR Price reference $ 3.060000。TPS5450DDAR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TPS5450DDAR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial