L6569A by STMicroelectronics Design and production,in Shenzhen BaiWon Electronics Co., Ltd. Spot sales,And can pass Shenzhen BaiWon Electronics Co., Ltd. Purchasing。L6569A Price reference $ 3.168800。L6569A - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information L6569A Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial