Jul 29, 2013 #1 D dveena_das Newbie level 4 Joined Dec 14, 2009 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location bangalore Activity points 1,318 I have designed a schmitt trigger with bjt, the utp=3.5v and ltp= 1.5V and o/p of schmitt trigger has levels 3.5V and 2.5V. This voltage is to be shifted to 3V and 0.7V respectively, can you plz tell how i can do this. thanx
I have designed a schmitt trigger with bjt, the utp=3.5v and ltp= 1.5V and o/p of schmitt trigger has levels 3.5V and 2.5V. This voltage is to be shifted to 3V and 0.7V respectively, can you plz tell how i can do this. thanx
Jul 30, 2013 #2 kam1787 Advanced Member level 3 Joined Jul 5, 2010 Messages 926 Helped 167 Reputation 340 Reaction score 168 Trophy points 1,323 Location English Activity points 5,825 can we see your design? perhaps it would be better to re-design it rather than add on an additional circuit
can we see your design? perhaps it would be better to re-design it rather than add on an additional circuit
Jul 30, 2013 #3 B BradtheRad Super Moderator Staff member Joined Apr 1, 2011 Messages 15,579 Helped 2,912 Reputation 5,836 Reaction score 3,049 Trophy points 1,393 Location Minneapolis, Minnesota, USA Activity points 116,679 There are schmitt triggers which I have seen using transistors. They are arranged as a long-tailed pair. You can adjust resistor values to obtain your desired range of output. Screenshot:
There are schmitt triggers which I have seen using transistors. They are arranged as a long-tailed pair. You can adjust resistor values to obtain your desired range of output. Screenshot: