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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/925030/lm2642-lm2642-unused-channel-pin-connections
如果我只想使用 LM2642的一个通道、能否保持未使用的第二个通道各自的引脚断开？
将 ON/SS2接地。 将 VDD2连接到 VDD1。 其他通道2引脚可以保持开路。
谢谢你。
