TPS74901RGWR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。TPS74901RGWR Price reference $ 1.687500。TPS74901RGWR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TPS74901RGWR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial