OPA2141AIDR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。OPA2141AIDR Price reference $ 1.462500。OPA2141AIDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information OPA2141AIDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial