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是excel格式的。
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2 J) D) m V0 \( j3 N0 P! DTrace Width Calculator
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) G4 _: O' D" o, _1 N6 e! `User Inputs:. \1 q" l/ }0 R" y& o
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Current: I 1 [Amps]
8 R, N* C# T0 c! nTemperature Rise: ▲T 10 [Degrees C]2 k) U. I) z/ S& } ^ l
Conductor Thickness: t 1 [oz. per sq. ft.]
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Results:
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Internal Layer Results: - @; D! S0 _# ]
Required Trace Width: Wi 39.86495008 [Mils]
$ j% ]! i; P# }$ K2 j: lCopper Area: 54.93390121 [Square Mils]
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External Layer Results:
% U. T4 i1 ?1 TRequired Trace Width: We 9.798650996 [Mils] 4 I* O/ h3 B" f+ ]
Copper Area: 13.50254107 [Square Mils]3 C* n1 s1 D7 X' o, Y' K) y
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" v& B4 {- R6 t% \, S* h' qNOTE:, ]' z3 m" ~# F# V) \/ {* c& g
These Formulas are approximations!
& ]9 a: }2 I+ hThey should not be used when a high degree of accuracy is required.7 a/ d& W; g! [; x" ~: b+ o; \
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