A5990GEVSR-T by Allegro Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。A5990GEVSR-T Price reference $ 1.626240。A5990GEVSR-T - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information A5990GEVSR-T Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial