Re: =?ISO-8859-2?Q?P=B3ytka_drukowana_i_?=
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From: Marcin E. Hamerla <Xmeh4njusy_at_nospam_Xpoczta.Xonet.Xpl.removeX>
Subject: Re: =?ISO-8859-2?Q?P=B3ytka_drukowana_i_?=
Date: Tue, 08 Mar 2005 17:57:34 +0100
Konrad napisal(a):
Czy przez płytkę drukowanš można puścić 220V?
Chcę na płytce zbudować steroweanie halogenami 220V/50W.
http://www.ce-mag.com/ce-mag.com/archive/01/03/ProductSafety.html
lub
Space between traces depend of voltage pass suppose to meet IPC-D-275
Standard. (see Table 3-1)
Voltage Between Minimum Spacing
Conductors Bare Board
Assembly
(DC or AC Peak) B1 B2 B3 B4 A5 A6 A7
0-15 .1mm .64mm .64mm .13mm .13mm .13mm .13mm
4mil 25mil 25mil 5mil 5mil 5mil 5mil
16-30 .1mm .64mm .64mm .13mm .13mm .25mm .13mm
4mil 25mil 25mil 5mil 5mil 10mil 5mil
31-50 .1mm .64mm .64mm .13mm .13mm .38mil .13mm
4mil 25mil 25mil 5mil 5mil 15mil 5mil
51-100 .1mm .64mm 1.50mm .13mm .13mm .50mm .13mm
4mil 25mil 60mil 5mil 5mil 20mil 5mil
101-150 .2mm .64mm 3,18mm .38mil .38mil .75mm .38mil
8mil 25mil 125mil 15mil 15mil 30mil 15mil
151-170 .2mm 1.27mm 3,18mm .38mil .38mil .75mm .38mil
8mil 50mil 125mil 15mil 15mil 30mil 15mil
171-250 .2mm 1.27mm 6.4mm .38mil .38mil .75mm .38mil
8mil 50mil 250mil 15mil 15mil 30mil 15mil
251-300 .2mm 1.27mm 1.27mm .38mil .38mil .75mm .38mil
8mil 50mil 50mil 15mil 15mil 30mil 15mil
301-500 .25mm 2.54mm 1.27mm .75mm .75mm 1.50mm .75mm
10mil 100mil 50mil 30mil 30mil 60mil 30mil
Greater than 500 0.0025mm .005mm .0254mm .00305mm
.00305mm .00305mm .00305mm
.1mil/volt .2mil/volt .001/volt .00012mil/volt
.00012mil/volt .00012mil/volt .00012mil/volt
B1 - Internal Conductors
B2 - External conductors, uncoated, sea level to 10.000 feet
B3 - External conductors, uncoated, over 10.000 feet
B4 - External conductors, with permanent polymer coating (any
elevation)
A5 - External conductors, with conformal polymer coating over assembly
(any
elevation)
A6 - External conductors, lead/termination, uncoated
A7 - External conductors, lead/termination, with conformal coating
(any
elevation)
--
Pozdrowienia, Marcin E. Hamerla
"Jak ja was, kurrwy, nienawidzę, jak do was bym z kałacha bił."
From: "Tomasz Grodnicki" <grodek_at_nospam_kki.net.pl>
Subject: =?iso-8859-2?Q?Re:_P=B3ytka_drukowana_i_napi=EAcie?=
Date: Wed, 9 Mar 2005 10:15:30 +0100
Użytkownik "Marcin E. Hamerla" <Xmeh4njusy_at_nospam_Xpoczta.Xonet.Xpl.removeX>
napisał w wiadomości news:samr21ht1n7rf32uro86vnldvm54vaeacq_at_nospam_4ax.com
Konrad napisal(a):
Czy przez płytkę drukowanš można puścić 220V?
Chcę na płytce zbudować steroweanie halogenami 220V/50W.
http://www.ce-mag.com/ce-mag.com/archive/01/03/ProductSafety.html
lub
Space between traces depend of voltage pass suppose to meet IPC-D-275
Standard. (see Table 3-1)
[..]
lub http://creepage.com/
ale wcześniej trzeba przeczytać IEC 60950, aby wiedzieć co wybrać.
--
Tomek