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'[EE] Re: propellor clock as planetarium ?'
2005\09\13@053509 by Jinx

face picon face
> I finally had a chance to look at those chips in detail.  They
> seem to be little more than shift registers.  Are there LED driver
> chips that will automatically do the PWM to get variable
> brightness? DIP packaging is required for me

You could try here

ISTR that Philips do LED drivers too

2005\09\13@151019 by Jason

From: "Jinx" <>
Sent: Tuesday, September 13, 2005 2:35 AM

{Quote hidden}

Thanks for your reply.

On the maxim site it looks like most of the chips do not have PWM and are
available in DIP packages.  The few that have PWM and would be perfect for
me are just in surface mount packages.

I'll take a look at the Philips site when I have some more time.


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