BQ2000PWR by Texas Instruments(TI) Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。BQ2000PWR Price reference $ 1.631270。BQ2000PWR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information BQ2000PWR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial