INA271AIDR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。INA271AIDR Price reference $ 1.046250。INA271AIDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information INA271AIDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial