From: Gaines, William (WILLIAM.GAINES@Aerojet.com)
Date: Thu Mar 16 2000 - 09:45:07 PST
for low values like this one method is to use put down a nickel layer under a copper layer. where you want a resistor up to about 1K you etch away the copper only. I saw this at a tour of Dynamic Details in Anaheim Ca.
Sr. Engineer, Electronic Packaging, Aerojet, Azusa
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> From: Istvan Novak - Board Design Technology[SMTP:inovak@pompom.East.Sun.COM]
> Reply To: firstname.lastname@example.org
> Sent: Thursday, March 16, 2000 7:32 AM
> To: email@example.com
> Cc: firstname.lastname@example.org
> Subject: Re: [SI-LIST] : printed resistors
> Anyone out there has experience with printed resistors on the PCB surface (not Ohmega-Ply)? What
> is needed: resistors only on the surface of the PCB, resistance value around 0.2 to 2 ohms, size
> about 20mils x 20mils, minimal (no) power requirement, +-20% tolerance. Anyone knows manufacturers
> for something like this with proven record, and with established design rules?
> Istvan Novak Sun Microsystems, Inc.
> Istvan.Novak@Sun.Com Workgroup Servers, BDT Group,
> One Network Drive, Burlington, MA 01803
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