Operating Principles & Precautions

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What is output voltage setting and accuracy?

1. Output voltage setting

Output voltage setting refers to the range of output voltage adjusted at the factory before the product is shipped.

2. Output voltage accuracy

Output voltage accuracy represents the total output voltage fluctuation, which is the sum of line regulation, load regulation, and temperature regulation.
The following shows the formula for calculating output voltage accuracy.

Voltage accuracy ΔV = ± (Line regulation + Load regulation + Temperature regulation) ÷ 2

e.g) Output voltage accuracy of PCA600F-24
Line regulation:96mV
Load regulation:150mV 
Temperature regulation:240mVTotal:486mV 
Voltage accuracy ΔV= ±486 ÷ 2 = ±243mV

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