我按照手册给的型号买的TPS62290TDRVRQ1,结果发现反馈引脚的电压一直是1.8V,是不是这个型号不可调电压?
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Hi.
先通过marking判定是否芯片买错了?
或者说你的芯片哪里买的? 建议直接找TI购买。