Figure 2.30 The output dc offset voltage of an op amp can be trimmed to zero by connecting a potentiometer to the two offset-nulling terminals. The wiper of the potentiometer is connected to the negative supply of the op amp.
Figure 2.30 The output dc offset voltage of an op amp can be trimmed to zero by connecting apotentiometer to the two offset-nulling terminals. The wiper of the potentiometer is connected to thenegative supply of the op amp.