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是excel格式的。
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Trace Width Calculator& H: _( ^* ^1 k% V5 H3 Q
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( X# w$ C2 b$ W. Q$ o: [, ~User Inputs:4 N% g( }: x) @7 _
8 c1 c C! h! Y' J- G& @Current: I 1 [Amps]7 j7 I. F7 u3 s) H
Temperature Rise: ▲T 10 [Degrees C]. D4 l+ y6 H. L+ w! L' f. y0 y
Conductor Thickness: t 1 [oz. per sq. ft.]
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Results:
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Internal Layer Results:
: x2 [9 K" [% ~8 E: kRequired Trace Width: Wi 39.86495008 [Mils]
2 h f, |4 u5 y) e+ vCopper Area: 54.93390121 [Square Mils]
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$ e- k6 X% _9 g' t+ i9 GExternal Layer Results: + c `' S/ j6 V& S& l+ ~% H0 E- z
Required Trace Width: We 9.798650996 [Mils] 0 o7 ~8 n! s- p8 t3 K. ]5 x, o
Copper Area: 13.50254107 [Square Mils]
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/ _" S0 f i" g1 r. R! qNOTE:
0 |% R2 D4 U: h2 J. |2 L* y; rThese Formulas are approximations!' q% O a% x5 a0 L; d
They should not be used when a high degree of accuracy is required.
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楼主: Allen
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发表于 2015-7-22 15:12
