LM4871M by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。LM4871M Price reference $ 1.810000。LM4871M - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information LM4871M Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial