Apr 16, 2008 #1 B bouchy Advanced Member level 4 Joined Jul 11, 2004 Messages 113 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,296 Location USA Activity points 794 thanks
Apr 16, 2008 #2 layoutmaster Full Member level 3 Joined Mar 18, 2008 Messages 178 Helped 41 Reputation 82 Reaction score 9 Trophy points 1,298 Activity points 2,339 You can use a simple diode. Since the diode current is dependent of Temp you can monitor the current across the diode and detect temp variations from there...
You can use a simple diode. Since the diode current is dependent of Temp you can monitor the current across the diode and detect temp variations from there...
Apr 16, 2008 #3 B bouchy Advanced Member level 4 Joined Jul 11, 2004 Messages 113 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,296 Location USA Activity points 794 Thanks layoutmaster, but isn't the saturated current Is a function of the temp? Id=Is exp(Vd/Vt) and Vt= KT/q.
Thanks layoutmaster, but isn't the saturated current Is a function of the temp? Id=Is exp(Vd/Vt) and Vt= KT/q.
Apr 16, 2008 #4 layoutmaster Full Member level 3 Joined Mar 18, 2008 Messages 178 Helped 41 Reputation 82 Reaction score 9 Trophy points 1,298 Activity points 2,339 In particular yes, but also the not saturated one, which is: ID = Is x (exp(Vd/Vt)-1)