Capacitors for Capacitive sensing

Posted: September 9th, 2008 ˑ Filled under: Pcomp, Tech resources ˑ  No Comments

These are the recommended types of capacitors to use when using capacitive sensors like this MC34940 from freescale

Ceramic CS

200809091222.jpg

Ceramic NPO or COG

200809091212.jpg

PPS film

200809091214.jpg

I believe it is because of their tolerance for temperature change.

this is a good page talking about different capacitor types

Tags: , , , ,


Leave a Reply

You must be logged in to post a comment.