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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/857771/ucc28881-improvement-of-vdd-effiency
您好！ VDD 是否可以由二极管+电阻器(而不是电容)供电？ 这是否会在待机模式下节省功耗？
此致、Holger
您好，
UCC28881需要一个电容器来滤除高频噪声并支持驱动内部 FET。
二极管和电阻以及偏置电源是不够的。
此致、
