L3845B by STMicroelectronics Design and production,in TanJiayuan Electronics Spot sales,And can pass TanJiayuan Electronics Purchasing。L3845B Price reference ¥ 0.00。L3845B - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information L3845B Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial