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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1307442/tps5430-there-have-a-drop-on-the-ph-signal-when-the-output-is-no-load-this-cause-my-output-ripple-becames-bigger
就是这样
pH 信号波形,这些下降会导致我的输出纹波变得更大,我不知道原因。
TPS5430为固定频率500kHz、此直流是否进入 DCM 模式？
您好！
我计算出电感器电流纹波为0.8A。 您的 IO 是什么？ 如果 IO < 0.5 * 0.8A、则转换器将进入 DCM。
谢谢
科林
