[sdiy] parts watch

sbernardi at attbi.com sbernardi at attbi.com
Mon Apr 28 23:28:55 CEST 2003


What does the "Cut tape Pricing", 50 @ $22.36 mean? Does that mean you can get 
50 of them on tape for $22.36?  That's certainly reasonable!
> Hi Tim --
> 
> Holy cow, how did we all miss that!
> 
> Yes, +3350 is what you need to exactly compensate a converter.  With the 
> 10% TC tolerance you will get at most about 250 ppm/K scale drift.  This is 
> good enough for most people, although a number of crazy folks like me are 
> trying to get below 100 ppm/K.
> 
> I would recommend the higher wattage (0805 profile) to minimize any 
> possible self-heating effects.
> 
> You could also get the 3900 ppm/K devices and trim the tempco to the exact 
> value with a series non-tempco resistor.
> 
> The only problem people might have is that the minimum order is listed as 
> 10 pieces.
> 
> Many thanks, Mr. Sharp-Eyes!
> 
>    Ian
> 
> 
> At 12:05 PM 4/28/2003, Tim Ressel wrote:
> >Yo,
> >
> >I just noticed in the new Digikey catalog some
> >Panasonic temco resistors. Sadly they are only
> >positive temco, but they have +3300PPM resistors. Are
> >these useable somehow???
> >
> >Catalog T032 Page 758
> >
> >--Tim
> >
> >__________________________________
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> 



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