TPS5450DDA by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。TPS5450DDA Price reference $ 5.720000。TPS5450DDA - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TPS5450DDA Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial