Electronics Forum: grid and head (Page 1 of 16)

BGA and PGA

Electronics Forum | Sat Jul 29 02:46:33 EDT 2006 | rogerw_tech

hi everyone what does ball grid array and pin grid array mean? thank

BGA and Land Patterns

Electronics Forum | Tue Apr 27 12:32:53 EDT 1999 | Frank Hinojos

What is the current spec for sizing PCB pads for a land grid array? How about for a ball grid array? Are there industry spec's I can reference? Thanks, Frank

PBGA and CBGA

Electronics Forum | Thu Aug 17 23:44:26 EDT 2006 | guest

CBGA stands for Ceramic Ball grid array while PBGA stands for Ceramic Ball grid array. Noticable difference is the substrate used , one is using ceramic and one is using BT laminate. Regards

PBGA and CBGA

Electronics Forum | Fri Aug 18 09:02:49 EDT 2006 | russ

PBGA is Plastic Ball Grid Array. Russ

BGA and PGA

Electronics Forum | Sat Jul 29 09:10:16 EDT 2006 | davef

Ball Grid Array (BGA). A surface mount technology leadless package with the connectors to the board placed in an array on the bottom of the package. They are attached to the board with tiny balls of solder placed on each contact. Pin Grid Array (P

QFN's and LGA's

Electronics Forum | Tue May 26 15:39:16 EDT 2009 | mikesewell

Amkor's MLF guidelines are very similar to Actels. 1 to 1 on the stencil to part pad on the I/O pads, 75% with a grid windowpane, 0.125 mm/5 mil stencil. For example, the Actel area ratio for a 0.3 mm sq. pad and 0.125 mm stencil is 0.6 which seems

GSM2 and FlexJet heads

Electronics Forum | Thu Mar 18 18:52:29 EDT 2010 | edwaterfall01

There is a retrofit kit to take care of the head cable problem that you mention. The s/n with 7P in it represents what is called the 7 Plus level of the head. There was one more level after that (09) for the GSM. The better heads mentioned in the

GSM2 and FlexJet heads

Electronics Forum | Sun Oct 11 21:19:51 EDT 2009 | fulldrawmike

we have both flexjet and flexhead, we also have the new inline 7 head on some genesis dual beams we just put into operation. If you have a choice in flexjet heads take the inline 7. The flexjet 09 head is very labor intensive, stay away from them, e

Re: Siemens HS50 and F5 and S25

Electronics Forum | Tue Nov 28 16:28:14 EST 2000 | CAL

Chris- The machines you identified are stable products and have been around for over two years now and most bugs have been worked out. The F5 IC head has not changed much since its introduction over 5 years ago. Remember these machine like to run, r

GSM2 and FlexJet heads

Electronics Forum | Tue Mar 16 06:13:58 EDT 2010 | dilogic

Can you tell me how to distinguish between them? I recently bought a second GSM2. With it I've got two FlexJet heads (dismounted). The serial number of both heads starts with FJ7P, so I assume they are of FJ7 type? The issue is - it seems that the he

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