OP270GP by Analog Devices Inc.(ADI) Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。OP270GP Price reference $ 9.900000。OP270GP - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information OP270GP Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial