LP8865X-Q1: PWM acceptable frequency range for PWM dimming.

Navinkkumar k

Part Number: LP8865X-Q1

Tool/software:

Hi Ti Team,

Could you please share the acceptable frequency range for PWM dimming option in LP8865XQDMTRQ1, in addition to the already mentioned minimum pulse width requirement?

Thanks.

3 months ago

0 Suchen Dong 3 months ago

TI__Expert 3651 points

Hi Navinkkumar,

Our expert will reply to you later. Thanks for your patience.

0 Zhiqian Wu 3 months ago in reply to Suchen Dong

TI__Mastermind 31695 points

Hi, Navin
Our input PWM signal will directly control the boost output.
But pls confirm that the pull down needs to lower than the EN pull down time to ensure that the device is not disabled.

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LP8865X-Q1: PWM acceptable frequency range for PWM dimming.