Jan 3, 2015 #1 P parihar1988 Newbie level 3 Joined Oct 25, 2012 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,309 Dear all, I am new in circuit design i design a controller board with mod_bus section. i want to put a circuit in modbus section which is protect reverse polarity of 5V & -5V signal without voltage drop.
Dear all, I am new in circuit design i design a controller board with mod_bus section. i want to put a circuit in modbus section which is protect reverse polarity of 5V & -5V signal without voltage drop.
Jan 3, 2015 #2 T treez Guest use PFET in line. It gets turned on by the right polarity , but stays off if the wrong polarity