输入电压:13V
输出电压:24V/30W
RAMP引脚接249K电阻,使用外部PWM控制,频率200Hz
对于以下啸叫问题如何解决?
谢谢!
占空比100%时,没有啸叫

占空比不为0或100%时会产生啸叫

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输入电压:13V
输出电压:24V/30W
RAMP引脚接249K电阻,使用外部PWM控制,频率200Hz
对于以下啸叫问题如何解决?
谢谢!
占空比100%时,没有啸叫

占空比不为0或100%时会产生啸叫
