TLC274BIDR by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。TLC274BIDR Price reference $ 0.789750。TLC274BIDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TLC274BIDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial