IR3550MTRPBF by International Rectifier Design and production,in Xiangli Technology (Hong Kong) Co., Ltd. Spot sales,And can pass Xiangli Technology (Hong Kong) Co., Ltd. Purchasing。IR3550MTRPBF Price reference $ 6.188000。IR3550MTRPBF - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information IR3550MTRPBF Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial