May 23, 2013 #1 S syed ashhad Newbie level 2 Joined May 23, 2013 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,290 need to convert 5 v dc to a variable o/p ranging from15 to 20 v
May 23, 2013 #2 tpetar Advanced Member level 7 Joined Sep 27, 2010 Messages 6,417 Helped 1,713 Reputation 3,456 Reaction score 1,673 Trophy points 1,393 Location Pancevo-Belgrade, Serbia Activity points 37,363 syed ashhad said: need to convert 5 v dc to a variable o/p ranging from15 to 20 v Click to expand... At what current?
syed ashhad said: need to convert 5 v dc to a variable o/p ranging from15 to 20 v Click to expand... At what current?
May 25, 2013 #3 S syed ashhad Newbie level 2 Joined May 23, 2013 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,290 tpetar said: At what current? Click to expand... 4 to 5 A. could i use op-amp lm 1875
May 25, 2013 #4 E Eng.Adham Newbie level 3 Joined May 25, 2013 Messages 3 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,293 u must use boost circuit with external Mosfet (like LM3478 + 35N04)