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Very simply, physically small capacitors tend to have lower parasitic inductance
; h: t% Q# C1 D: O5 k3 |$ _than physically large capacitors. Just as a short wire has less inductance than a long wire, a
& h. @+ F$ g$ B# X/ lshort capacitor has less inductance than a long capacitor. Likewise, as a fat or wide wire has
# m: D7 A7 R q! [% o' bless inductance than a narrow wire, so too does a fat capacitor have less inductance than a. ?& s& i- [; m7 ]2 y
narrow capacitor
9 x+ x" X! t4 Z9 `, M" c! s在讀PDS的時候,有這麼一緞很糊塗.
5 ?2 C* i1 X1 o5 X請問: 這裡面所謂的長短,fat narrow到底是甚麼意思阿?
N. W5 h$ t0 _; U, W( Q8 I他們之間有甚麼關係阿?0 n, E: E5 `6 v2 X. X! r, N) I- w
感覺矛盾‵`) \/ ?, O z# F! O, O
盼答!
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发表于 2007-12-28 17:20
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