PCB-FAQ.COM - List of frequently asked questions about PCB technology

Section: PCB-POOL > Technical > Specifications

blind, buried vias (Tony, 26.08.2010, 03:00:30)

'Cut outs on rectangular PCB (Jim, 17.07.2010, 10:33:54)

Re: 'Cut outs on rectangular PCB (Pcb-Pool, 19.07.2010, 10:24:44)

FT256 package question (Evgeni, 11.11.2009, 08:32:33)

Re: FT256 package question (Team Beta Layout, 12.11.2009, 10:40:49)

Current Capacity of Via (Lachlan Peter, 08.09.2009, 13:26:46)

Re: Current Capacity of Via (Team Beta Layout, 15.09.2009, 14:58:44)

Re: Re: Current Capacity of Via (Lachlan Peter, 16.09.2009, 07:10:54)

Minimum track spacing for 250V AC (Lachlan Peter, 08.09.2009, 12:58:32)

Re: Minimum track spacing for 250V AC (Team Beta Layout, 11.09.2009, 09:48:04)

Re: Re: Minimum track spacing for 250V AC (Lachlan Peter, 12.09.2009, 07:38:49)

Re: Re: Re: Minimum track spacing for 250V AC (Team Beta Layout, 15.09.2009, 15:00:23)

Re: Re: Re: Re: Minimum track spacing for 250V AC (Lachlan peter, 16.09.2009, 07:24:16)

Finished diameter of drill (Alexief Jean-Louis, 15.08.2009, 13:16:17)

Re: Finished diameter of drill (Team Beta Layout, 17.08.2009, 10:54:35)

tickness between top layer and ground plane on 4 layers (Claudio Calosso, 15.05.2009, 13:02:47)

Re: tickness between top layer and ground plane on 4 layers (Beta Layout, 15.05.2009, 15:28:04)

trace resistance (Mark Antony, 20.02.2009, 12:39:03)

Re: trace resistance (Team Beta Layout, 20.03.2009, 14:40:54)

Spacing (Paul Zammit, 05.12.2008, 11:26:36)

Re: Spacing (Team Beta Layout, 15.12.2008, 17:06:22)

HASL finish (Eric Scott, 26.10.2007, 19:06:56)

Re: HASL finish (Beta Layout Ltd, 29.10.2007, 13:27:41)

BGA routing in PCB-POOL (Pierre, 10.08.2007, 17:54:50)

Re: BGA routing in PCB-POOL (Beta Layout Ltd, 13.08.2007, 17:10:13)

Annular ring, solder mask (Pierre, 24.07.2007, 09:33:51)

Re: Annular ring, solder mask (Beta Layout Ltd, 24.07.2007, 11:01:54)

Re: Re: Annular ring, solder mask (Pierre, 24.07.2007, 11:52:03)

Re: Re: Re: Annular ring, solder mask (Beta Layout Ltd, 24.07.2007, 14:47:52)

Re: Re: Re: Re: Annular ring, solder mask (Pierre, 24.07.2007, 23:02:42)

Re: Re: Re: Re: Re: Annular ring, solder mask (Beta Layout Ltd, 25.07.2007, 15:58:54)

FitzPatrick (Dominic, 18.07.2007, 15:44:30)

Re: FitzPatrick (Elizabeth Nolan, 23.07.2007, 13:11:09)

Gold Finish (Mark, 11.07.2007, 14:40:54)

Re: Gold Finish (Elizabeth Nolan, 23.07.2007, 13:13:58)

Multilayer clearance (Peter Brown, 04.06.2007, 14:34:59)

Re: Multilayer clearance (Team Beta Layout, 05.06.2007, 10:56:25)

PCB size (Aran Dasan, 05.05.2007, 23:13:14)

Re: PCB size (Team Beta Layout, 14.05.2007, 09:55:14)

Buried vias? (Mariusz Wzorek, 21.04.2007, 15:29:54)

Re: Buried vias? (Team Beta Layout, 24.04.2007, 12:07:02)

drilling tolerances (James Cooper, 15.05.2006, 16:28:02)

Re: drilling tolerances (Beta LAYOUT GmbH, 16.05.2006, 15:52:39)

Antipad clearance on ground planes. (Sankapal, 25.10.2005, 05:07:38)

Holes must be multiple of 0.1mm? (Derren Crome, 05.10.2005, 14:45:31)

	Re: Holes must be multiple of 0.1mm? (Team B, 06.10.2005, 16:48:17)
	Re: Holes must be multiple of 0.1mm? (Team Beta Layout, 06.10.2005, 16:50:39)

Minimum via size (Albert Torné, 23.06.2005, 11:07:12)

Re: Minimum via size (Team Beta Layout, 29.06.2005, 09:40:50)

Values for impedance matching (John W, 02.06.2005, 16:15:50)

Re: Values for impedance matching (Team Beta Layout, 07.06.2005, 14:42:55)

Blind VIAS (Lee Awcock, 07.02.2005, 12:57:18)

Re: Blind VIAS (Team Beta Layout, 07.02.2005, 14:45:58)

tickness between top layer and groung plane on 4 layers (thibaut, 13.12.2004, 18:38:01)

Re: tickness between top layer and groung plane on 4 layers (Pcb-Pool, 14.12.2004, 10:28:30)

Solder alloy used for tinning (David Mason, 21.04.2004, 14:32:22)

square hole in board (Mike Simpson, 17.10.2003, 09:04:13)

Re: square hole in board (Team Beta Layout, 20.10.2003, 09:53:16)

Min sizes for double side boards (Len, 19.07.2003, 19:54:31)

VIAS (Kenny, 05.06.2003, 10:59:55)

Re: VIAS (Team Beta Layout, 10.06.2003, 09:02:13)

4 layer board - layer registration using Target (David Moorhouse, 02.06.2003, 17:21:59)

Re: 4 layer board - layer registration using Target (Team Beta Layout, 03.06.2003, 12:02:10)

6 layers and/or 5mil track/space (Gyles, 02.04.2003, 11:35:19)

Min. size of silk screen text and polarity of the soldermask? (Jesper R. Hansen, 11.03.2003, 21:57:01)

	Re: Min. size of silk screen text and polarity of the soldermask? (Me again, 14.03.2003, 23:50:37)
	Re: Min. size of silk screen text and polarity of the soldermask? (Team Beta Layout, 18.03.2003, 17:12:37)

straight (?) lines at minimum thickness (Jeremy D. Grotte, 20.01.2003, 06:30:24)

Re: straight (?) lines at minimum thickness (Team Beta Layout, 21.01.2003, 11:35:22)

Re: Re: straight (?) lines at minimum thickness (Jeremy D. Grotte, 23.01.2003, 08:24:24)

Gold Plated Edge Connectors (Peter, 11.08.2002, 23:01:43)

Re: Gold Plated Edge Connectors (Beta LAYOUT GmbH, 12.08.2002, 09:41:20)

Re: Re: Gold Plated Edge Connectors (Peter, 12.08.2002, 13:50:43)

smd pad size specs (Viron Papadopoulos, 01.08.2002, 14:09:22)

Re: smd pad size specs (Beta LAYOUT GmbH, 01.08.2002, 15:21:45)

Thermal reliefs (Radim, 20.03.2002, 16:20:16)

Re: Thermal reliefs (Beta LAYOUT GmbH, 20.03.2002, 18:23:27)

thikness of the board (Yousef Al-shaibani, 12.12.2001, 22:42:13)

Re: thikness of the board (Beta LAYOUT GmbH, 14.12.2001, 09:34:11)

"Standard" build for 4-layer (Peter Brown, 21.08.2001, 19:49:20)

Re: "Standard" build for 4-layer (Beta LAYOUT gmbH, 22.08.2001, 16:29:46)

Hole sizes (Billy Rafferty, 02.08.2001, 12:06:34)

Re: Hole sizes (Beta LAYOUT GmbH, 02.08.2001, 12:24:08)

PCB thickness (Pete Maigaard, 16.05.2001, 15:14:08)

Re: PCB thickness (Beta LAYOUT GmbH, 17.05.2001, 14:16:42)

Annular ring (Dan, 19.03.2001, 21:06:37)

Re: Annular ring (Beta LAYOUT GmbH, 20.03.2001, 11:18:17)

Annular ring/anti-pad questions (Paul Urbanus, 07.02.2001, 17:45:35)

Re: Annular ring/anti-pad questions (Beta LAYOUT GmbH, 08.02.2001, 15:55:41)

Plating thickness in plated-through holes (Paul Urbanus, 07.02.2001, 17:29:05)

Copper weight/thickness? (Paul Urbanus, 07.02.2001, 17:25:38)

Series XXS - solder mask included? (Jim Main, 07.01.2001, 18:48:33)

	Re: Series XXS - solder mask included? (Beta LAYOUT GmbH, 08.01.2001, 10:20:19)
	Re: Series XXS - solder mask included? (Beta LAYOUT GmbH, 08.01.2001, 10:20:24)
	Re: Series XXS - solder mask included? (Beta LAYOUT GmbH, 08.01.2001, 10:20:28)

Board Material. (BRIAN PERRETT., 16.11.2000, 13:17:52)

Re: Board Material. (Beta LAYOUT GmbH, 16.11.2000, 13:47:03)

technology questions (tobi, 21.10.2000, 10:57:27)

Re: technology questions (Beta LAYOUT GmbH, 23.10.2000, 15:20:17)

Double Sided PTH (Steve Booth, 22.09.2000, 10:05:23)

Re: Double Sided PTH (Beta LAYOUT GmbH, 27.09.2000, 14:21:03)

Metalized holes (Sylvain, 25.05.2000, 09:56:55)

Re: Metalized holes (Beta LAYOUT GmbH, 26.05.2000, 17:52:28)

4-layer PCBs : plane-to-plane distance (Maciej Jankowski, 08.05.2000, 16:45:57)

Re: 4-layer PCBs : plane-to-plane distance (Beta LAYOUT GmbH, 09.05.2000, 14:40:10)

Round PCB (Graham C Law, 03.02.2000, 16:59:10)

Re: Round PCB (Beta LAYOUT GmbH, 07.02.2000, 14:17:26)

Thermal, Anulus (Rene Lazecki, 14.01.2000, 14:28:14)

Re: Thermal, Anulus (Beta LAYOUT GmbH, 20.01.2000, 13:01:49)