HCPL-5501 by AVAGO Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。HCPL-5501 Price reference $ 57.330000。HCPL-5501 - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information HCPL-5501 Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial