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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/738106/tps61196-audible-noise-issue
你(们)好。
我的一位客户正在为 LCD 显示屏中的 LED 开发基于 TPS61196的背光驱动器。
对于较低的 PWM 占空比、驱动器将生成可闻噪声、我们尝试更改开关频率、PWM 调光频率、补偿、电感器值、电容器值、 电容器类型等
我们如何消除可闻噪声？
Mitesh
