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Ideal Operational Amplifier

Ideal Operational Amplifier | Characteristics | Basics

Amplifiers are an essential aspect of many electronic applications. Perhaps the most familiar use of an amplifier is to convert the low-voltage, low-power signal from a digital audio player (e.g., iPhone or MP3 player) to a level suitable for driving a pair of earbuds or headphones, as shown in¬†Figure 1. …

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Zener Diode as Voltage Regulator

Zener Diode as Voltage Regulator

For many applications, it is desirable that a DC supply be steady and ripple-free. Voltage regulators are used to ensure that the output of a DC supply is steady and relatively independent of load. The most common device employed in voltage regulation schemes is the Zener diode. Zener diodes are …

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