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CSD95490Q5MC: power loss issue

Part Number: CSD95490Q5MC

I encountered an anomaly while using this chip. When the input voltage rises above 3V, the drive waveform becomes abnormal, and the output voltage resets to zero. It's important to note that my chip is powered by 5V through an external DC power supply, and there is no input capacitor placed at the input end. There is only a 2.2uF capacitor at the chip. I would like to inquire if the chip malfunction could be due to insufficient power supply capacitance

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