Transistors and Voltage Regulators Flashcard

Front

How many transistor configurations exist?

Back

Three

Front

Which of the following transistor configurations provides the highest voltage gain? Common Base (CB), Common Emitter (CE), Common Collector (CC), None of the above

Back

Common Emitter (CE)

Front

In a common base configuration, the current gain (α) is:

Back

Ic / Ie

Front

What is the relationship between Alpha (α) and Beta (β)?

Back

α = β / (1 - β)

Front

The output voltage of IC7805 is:

Back

5V

Front

The output voltage of IC7912 is:

Back

-12V

Front

The IC 723 is commonly used for: Power Amplification, Voltage Regulation, Signal Processing, Current Limiting

Back

Voltage Regulation

Front

What is line regulation in voltage regulators?

Back

Voltage stability with varying input voltage

Front

A dual voltage regulator provides:

Back

Both positive and negative voltage

Front

The Barkhausen Criterion states that for oscillation:

Back

Loop gain must be greater than 1