lm3405

Tanvi Verma

Intellectual 650 points

Other Parts Discussed in Thread: LM3405

Dear Sir

I am working on LM-3405 in this there is a option of PWM Dimming can you please tell me

how this is possible ?

1)Is it require a extra Circuitry for the dimming?

2)It have internal dimming function?

Regards

Tanvi

over 11 years ago

0 Tanvi Verma over 11 years ago

Intellectual 650 points

kindly update its urgent

0 John Perry over 11 years ago in reply to Tanvi Verma

TI__Intellectual 2540 points

Tanvi -

Please refer to page 11 of the LM3405 datasheet, or pages 1-2 of the LM3405 demo board application note (http://www.ti.com/lit/ug/snva222a/snva222a.pdf). There is no internal PWM, so this signal must be provided by an external source.

Regards,

John

0 Tanvi Verma over 11 years ago in reply to John Perry

Intellectual 650 points

Dear Mr. John Perry

Thanks for your reply. Can you please tell me which external source I can use for PWM Generator....

Regards

Tanvi

0 Tanvi Verma over 11 years ago in reply to Tanvi Verma

Intellectual 650 points

kindly reply its urgent

0 Tanvi Verma over 11 years ago in reply to Tanvi Verma

Intellectual 650 points

Plz Reply its urgent

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