Feb 12, 2013 #1 E ebuddy Full Member level 3 Joined May 15, 2007 Messages 177 Helped 35 Reputation 70 Reaction score 34 Trophy points 1,308 Activity points 2,372 Hi, Two resistors in layout need to be matched. Why do we have to make sure current flows the same direction in these 2 resistors? Thanks.
Hi, Two resistors in layout need to be matched. Why do we have to make sure current flows the same direction in these 2 resistors? Thanks.
Feb 13, 2013 #2 crutschow Advanced Member level 6 Joined Feb 22, 2012 Messages 4,469 Helped 999 Reputation 1,996 Reaction score 1,129 Trophy points 1,393 Location Colorado USA Zulu -7 Activity points 25,335 I don't understand your question. Resistors are insensitive to current direction. Post a schematic.
Feb 13, 2013 #3 N nandam Newbie level 5 Joined May 10, 2011 Messages 9 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,283 Location Bangalore Activity points 1,349 For resistor matching, 1.Two resistors to be placed in interdigitation fashion 2.Place them in a guardring , by which they see the same environment all around 3.Place dummies at the end.
For resistor matching, 1.Two resistors to be placed in interdigitation fashion 2.Place them in a guardring , by which they see the same environment all around 3.Place dummies at the end.