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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/817105/tlv62568-resistor-purpose
尊敬的团队：
该电阻器的用途是什么？
BR
Kevin
尊敬的 Kevin：
R3是一个上拉电阻 器、必须连接到任何小于5.5V 的电压轨。这在数据表第8页的电源正常部分下进行了说明。 仅当您将其用于定序时、才必须将其连接；否则应将引脚保持悬空。
此致、
Omar
