Printed Circuit Board Assembly & PCB Design SMT Electronics Assembly Manufacturing Forum

Printed Circuit Board Assembly & PCB Design Forum

SMT electronics assembly manufacturing forum.

TCR %PPM

Hi all! I am looking at some precision SMT resistors, and a... - Aug 16, 2001 by Vicki J  

Understanding Temperature Coefficient of Resistance * ... - Aug 16, 2001 by davef  

Thanks, Dave. Asking some of the product engineers just got... - Aug 17, 2001 by Vicki J  

That's coz they don't know, either. ... - Aug 17, 2001 by davef  

Vicki J

#17237

TCR %PPM | 16 August, 2001

Hi all! I am looking at some precision SMT resistors, and am confused by what they mean by Temperature Coefficient (TCR) of whatever % ppm. Are they talking about from room temperature? Any info would be appreciated. Thanks!

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davef

#17246

TCR %PPM | 16 August, 2001

Understanding Temperature Coefficient of Resistance * http://www.riedon.com/temp_coeff_nt.htm * http://hyperphysics.phy-astr.gsu.edu/hbase/electric/restmp.html * http://www.rit.edu/~674www/programs/phys273/temp_coeff.html

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Vicki J

#17263

TCR %PPM | 17 August, 2001

Thanks, Dave. Asking some of the product engineers just got me run around in circles.

reply »


davef

#17264

TCR %PPM | 17 August, 2001

That's coz they don't know, either.

reply »

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