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TPS92641: 芯片的驱动引脚LG,PWM 输出中有毛刺脉冲

Part Number: TPS92641


-输入电压:12V 标称值(46-52V)

-输出电压:1.8-2.2V (单个 LED)

-输出电流:0A - 6.5A

-开关频率:当前为95.1kHzs

- UVLO 阈值:8.4V 

-调光:模拟调光

原理图:

LIGHT-DRIVE.pdf

实测PWM输出波形:

输出波形带有毛刺,请帮忙分析一下,感谢!

此致