TLC274IDR by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。TLC274IDR Price reference $ 0.690200。TLC274IDR - 。You can download TLC274IDR Chinese information、Pin map、DatasheetData sheet function specification,In the information TLC274IDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial