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IC Linear Voltage Regulators

IC Linear Voltage Regulators: 723 IC Regulator - The basic circuit of a 723 IC Linear Voltage Regulators in a dual-in-line package is shown in Fig. 17-20. This IC has…

Improving Regulator Performance

Improving Regulator Performance: Error Amplifier Gain - The performance of a regulator is dependent on the voltage gain of the error amplifier. A higher gain amplifier gives better line and…

Biasing Bipolar Op Amp Circuit

Biasing Bipolar Op Amp Circuit: Biasing Bipolar Op Amp Circuit - Like other electronic devices, operational amplifiers must be correctly biased if they are to function properly. As already discussed,…

Integrated Circuit Operational Amplifier

Integrated Circuit Operational Amplifier: Circuit Symbol and Packages - Figure 14-1(a) shows the triangular circuit symbol for an Integrated Circuit Operational Amplifier (op-amp). As illustrated, there are two input terminals,…

Amplifier Testing

Amplifier Testing: Preparation - Transistor Amplifier Testing and other circuits should be tested in a methodical fashion; otherwise the results obtained may be useless. The circuit should first be carefully…

Capacitor Coupled Common Base Amplifier

Capacitor Coupled Common Base Amplifier: A practical Capacitor Coupled Common Base Amplifier (using a plus/minus supply) is shown in Fig. 12-39. [Note the polarity of the input coupling capacitor (C1).]…

Differential Amplifier Circuit using Transistors

Differential Amplifier Circuit using Transistors: The Differential Amplifier Circuit using Transistors is widely applied in integrated circuitry, because it has both good bias stability and good voltage gain without the…

BIFET Amplifier

BIFET Amplifier: BJT-FET Considerations : Two-stage BJT circuits usually have relatively low input impedances. To increase Zi, a field effect transistor may be used as the first stage. Circuits which…