LM3648: work frequency and Minimum Pulse Width in IR Mode?

Bruce li

Part Number: LM3648

Dear TI Experts,

May I know the work frequency and Minimum Pulse Width(include minimum rising time and minimum falling time) in IR Mode? Thanks a lot.

over 6 years ago

0 Sean Zhou over 6 years ago

TI__Mastermind 22745 points

Hi Bruce,
The time in boost mode is longer than in pass mode. If you need very fast response time, I suggest to use Pass Mode+IR mode, the setting time uner Pass+IR mode is about 35us. But in boost mode+IR mode , the settin time is about 200us. Frequecny not exceed 50kHz.
Reagrds
Sean

0 Bruce li over 6 years ago in reply to Sean Zhou

Genius 5580 points

Dear Sean,
Got it, thanks a lot for your timely support.

0 Sean Zhou over 6 years ago in reply to Bruce li

TI__Mastermind 22745 points

Hi Bruce,
Sure, if you have any question, let me know.
Regards
Sean

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LM3648: work frequency and Minimum Pulse Width in IR Mode?