TPS62173DSGR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。TPS62173DSGR Price reference $ 1.500000。TPS62173DSGR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TPS62173DSGR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial