L4941BV by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。L4941BV Price reference $ 1.150000。L4941BV - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information L4941BV Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial