Jun 20, 2010 #1 T timedate Member level 5 Joined Jun 20, 2010 Messages 81 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location germany Activity points 1,952 SR=I/C=V/t the question is how to define the "t" ?
Jun 20, 2010 #2 LvW Advanced Member level 6 Joined May 7, 2008 Messages 5,912 Helped 1,753 Reputation 3,512 Reaction score 1,364 Trophy points 1,393 Location Germany Activity points 40,428 Slew rate is defined as the SLOPE of the rising edge (ΔV/Δt).
Jun 20, 2010 #3 checkmate Advanced Member level 3 Joined Feb 25, 2004 Messages 832 Helped 178 Reputation 356 Reaction score 125 Trophy points 1,323 Location Toilet Seat Activity points 7,811 Some take the steepest slope. Some take the slope at half step voltage. Others take 10%-90% step voltage. It all depends on how the system engineer defines it.
Some take the steepest slope. Some take the slope at half step voltage. Others take 10%-90% step voltage. It all depends on how the system engineer defines it.
Jun 20, 2010 #4 T timedate Member level 5 Joined Jun 20, 2010 Messages 81 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location germany Activity points 1,952 my question is how to defined the he rising edge , the Δt , 85% of the final value ,or 90%?
Jun 20, 2010 #5 LvW Advanced Member level 6 Joined May 7, 2008 Messages 5,912 Helped 1,753 Reputation 3,512 Reaction score 1,364 Trophy points 1,393 Location Germany Activity points 40,428 Remember the definition of the slope of a function (first derivative).
Jun 20, 2010 #6 D dick_freebird Advanced Member level 7 Joined Mar 4, 2008 Messages 8,995 Helped 2,333 Reputation 4,683 Reaction score 2,524 Trophy points 1,393 Location USA Activity points 71,629 Commonly 10%-90% time. Two absolute time points, difference of.