Glossary
Electronic Load
What are Electronic Load? An electronic device designed to provide a load to the outputs of a power supply, usually capable of dynamic loading, and frequently [...]
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Efficiency
What is power supply efficiency Efficiency is the ratio of total output power to input power, expressed in percent. This is normally specified at full load and [...]
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Dropout
What is voltage dropout? Dropout is the smallest difference between a regulator’s input and its output voltage, which is required to maintain regulation and [...]
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Drift
Drift: The change in an output voltage, after a warm-up period, as a function of time when all other variables such a line, load, and operating temperature are [...]
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Direct off line
Direct off line power supply A switching power supply that is isolated by the high frequency transformer and has no 60 Hz transformer at the front end is called [...]
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Voltage Dip
What is a voltage dip? A voltage dip is a short, temporary drop in the voltage magnitude in the distribution or customer’s electrical system. It may be caused [...]
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Differential Mode Noise
What is Differential Mode Noise The differential mode noise is an electrical signal which appears in one or two of the lines in a closed loop. The noise appears [...]
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Derating
Derating is when a system or component is operated below its normal operating limit. This reduces the deterioration rate of the component and minimizes failures [...]
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DC Transformers (done)
Evolution The need for DC-DC Converters came about when digital and analog electronics started being used in Radar Displays, Auto-Pilots, Control Systems and [...]
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DC
What is DC or Direct current? DC stands for Direct Current, which is electrical current that flows in one direction. In dc circuits, the current is in one [...]
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