April 2011
Intermediate to advanced
400 pages
16h 50m
English
Content preview from Power Sources and Supplies: World Class Designs
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Chapter 3
We see that the peak fi
eld in our application is within the design limits of the inductor,
as expected, so we need not worry about core saturation. This is a basic qualifi cation the
inductor must pass before we can proceed with the rest of the analysis.
L
NA
B
I
PK
PK
gauss/A (any topology)
3087
114
2708
.
Note: If we break open the inductor and measure the number of turns, and also
estimate/measure the cross-sectional area of the central limb of its core, we can
verify this number.
3.18.5 Copper Loss
From the equations contained in Figure 3.14 , we can calculate the RMS of the inductor
current waveform. The ...
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