TPS40428RHAR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。TPS40428RHAR Price reference $ 3.850000。TPS40428RHAR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TPS40428RHAR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial