P oV: VP Differential Voltage Power 0 Amplifier Amplifiers Input stage Vo! Gain stage vo2 Amplifiers output stage A3-1 ◆The OP-AMP terminals: *Two input:Inverting input terminal-P(Positive) Non-inverting input terminal-N (Negative) *one output *Two DC power supplies common ground-V V. There other terminals for frequency compensation and of你et nulling.(补偿端和调零端)+ - + - + - Differential Amplifier Input stage Av1 Voltage Amplifiers Gain stage Av2 Power Amplifiers output stage Av3 =1 + - + - vP vN vO1 vO2 vO P N V+ V - ◆The OP-AMP terminals： *Two input: Inverting input terminal – P (Positive) Non-inverting input terminal –N (Negative) *one output *Two DC power supplies common ground -V+、V- *There other terminals for frequency compensation and offset nulling.(补偿端和调零端)