TLC274BCDR by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。TLC274BCDR Price reference $ 0.789750。TLC274BCDR - 。You can download TLC274BCDR Chinese information、Pin map、DatasheetData sheet function specification,In the information TLC274BCDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial