Hartley Oscillators using Op-Amp: Hartley Oscillators using Op-Amp circuit is similar to the Colpitts oscillator, except that the feedback network consists of two inductors and a capacitor instead of two…
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: 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…
Common Source Circuit Analysis: A FET Common Source Circuit Analysis is shown in Fig. 11-Â6. With the capacitors treated as ac short-circuits, the circuit input terminals are the gate and…
JFET Bias Circuit Troubleshooting: Voltage Measurement - JFET Bias Circuit Troubleshooting are similar to those for BJT bias circuits. The major difference is that there is only one junction in…
FET Datasheet Specifications: Maximum Ratings -Â AÂ portion of a FET Datasheet Specifications is reproduced in Fig. 9-17. As with other device data sheets, a device type number and brief description is…
Transistor Operation: pnp and npn Transistor Operation - A junction transistor is simply a sandwich of one type of semiconductor material (p-type or n-type) between two layers of the opposite type.…
Motor Control Articles: Motor Control by Static Power Converters: Motor Control by Static Power Converters – Power electronics is a multidisciplinary technology that encompasses power semiconductor devices, converter circuits, electric…