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Have any Impact when TPS61161 PWM frequency is over 100KHz

Other Parts Discussed in Thread: TPS61161

Dear Sir,

We use PWM for dimming.
The initial code is 140KHz for PWM then core chip update the PWM to 32KHz.
We find out the brightness is below our setting.

Have any Impact when TPS61161 PWM frequency is over 100KHz