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是excel格式的。
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# ~8 A. m) w5 g% VTrace Width Calculator9 |3 g0 i7 j* |7 o; Z
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t" l% T0 w. eUser Inputs:
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Current: I 1 [Amps]$ c4 t4 ^+ M8 P) y
Temperature Rise: ▲T 10 [Degrees C]
- z' B$ \' y2 u/ r' e, @- h# @Conductor Thickness: t 1 [oz. per sq. ft.]
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: d% j5 z7 G& {" R& ?4 G4 NResults:
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, {+ P+ i# v- d- M1 s& ^& x- zInternal Layer Results:
0 T& {4 e; e4 b" ^9 N: ZRequired Trace Width: Wi 39.86495008 [Mils] 7 w4 h. v1 Q, J: w7 i4 \
Copper Area: 54.93390121 [Square Mils]
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) t- d K& @5 h& N- x, `8 |/ vExternal Layer Results: 2 r6 ^8 c; f7 T6 M! ?9 |% X
Required Trace Width: We 9.798650996 [Mils] ' u* k! V2 A) I" o& Q
Copper Area: 13.50254107 [Square Mils]
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NOTE:, f. `+ `1 ~0 @6 M3 s0 O9 p
These Formulas are approximations!
& D5 \8 I" b& F% `They should not be used when a high degree of accuracy is required.
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发表于 2015-8-6 17:12
