LP8864-Q1: Continuing communication on previous issues

Tonyx.wu

Part Number: LP8864-Q1

We tested the OUT1 and bootout/GD waveforms as follows: When the backlight is 5%, the OUT1 and GD waveforms do not match

1. Waveform at 95% brightest backlight:

2. Waveform when backlight is 5% darkest:

Additional schematic section

over 1 year ago

0 Steven Li over 1 year ago

TI__Mastermind 23150 points

Hi customer,

Our expert is currently out of office. He will reply to you tomorrow. Thanks for your understanding.

Best Regards,

Steven

0 Zhiqian Wu over 1 year ago

TI__Mastermind 31275 points

HI, Tony

Could you pls explain the doesn't match? Which point you think is abnormal?

0 Tonyx.wu over 1 year ago in reply to Zhiqian Wu

Genius 3915 points

I'm not quite sure, these are all the questions I need to ask you. Could you please help me take a look? Thank you!

0 Steven Li over 1 year ago in reply to Tonyx.wu

TI__Mastermind 23150 points

Hi customer,

Our expert is currently out of office. He will reply to you tomorrow. Thanks for your understanding.
Best Regards,

Steven

0 Zhiqian Wu over 1 year ago in reply to Tonyx.wu

TI__Mastermind 31275 points

Hi, Tony

Because from my side the waveform is normal for 95% and 5%, so I need to ask what is the concern from your side and maybe I can give you an explaination.

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LP8864-Q1: Continuing communication on previous issues