Full Site - : nitrogen increases surface tension (Page 14 of 22)

Re: Reflowing a thru-hole part

Electronics Forum | Wed Sep 08 21:36:14 EDT 1999 | kyung sam park

| I have a board that has surface mount on both sides . On this board is a 22pin connector which is the only thru-hole part.This part is located on the component side. I would like to reflow this part. Can this be done? If so, how can this be done?

Re: Reflowing a thru-hole part

Electronics Forum | Wed Sep 08 22:48:27 EDT 1999 | armin

| | I have a board that has surface mount on both sides . On this board is a 22pin connector which is the only thru-hole part.This part is located on the component side. I would like to reflow this part. Can this be done? If so, how can this be done?

Re: Reflowing a thru-hole part

Electronics Forum | Wed Sep 08 22:49:38 EDT 1999 | Jason Tomlinson

| | I have a board that has surface mount on both sides . On this board is a 22pin connector which is the only thru-hole part.This part is located on the component side. I would like to reflow this part. Can this be done? If so, how can this be done?

Fillet Tearing

Electronics Forum | Thu Mar 23 22:26:53 EST 2006 | Joseph

Dear all, Referring comment from Mr. Jack,IPC director certification & assembly technology, the term "fillet tearing" is too broad. Cracks or fractures in the required fillet area, with SnPb or LF alloy and whether you call it tearing or not, is a D

Re: Transient Voltage Suppressors

Electronics Forum | Fri Mar 12 20:19:46 EST 1999 | Dean

| AVX and a few other companies make these chip transient voltage suppressors (TVS) parts that are a real *PAIN* to use. According to AVX: | "Due to the semiconducting nature of the doped Zinc Oxide (ZnO) ceramic material, SMT TransGuards ar

Flux Designations and Composition

Electronics Forum | Mon Jul 12 11:35:27 EDT 2004 | Pierre RICHARD

Here are some answers to my questions after a good research. I also added more definitions that could help understand this esoteric language used in assembly, specially surrounding fluxes and their use. In blue italics are comments and extracts from

Re: Reflowing a thru-hole part

Electronics Forum | Thu Sep 09 10:09:15 EDT 1999 | John Thorup

| | | I have a board that has surface mount on both sides . On this board is a 22pin connector which is the only thru-hole part.This part is located on the component side. I would like to reflow this part. Can this be done? If so, how can this be don

Re: Transient Voltage Suppressors

Electronics Forum | Tue Mar 16 05:11:47 EST 1999 | Charles Stringer

| | AVX and a few other companies make these chip transient voltage suppressors (TVS) parts that are a real *PAIN* to use. According to AVX: | | "Due to the semiconducting nature of the doped Zinc Oxide (ZnO) ceramic material, SMT TransGuard

Re: Solder Paste volume w/reliability data.

Electronics Forum | Fri Jul 30 17:13:30 EDT 1999 | Dave F

| | | Looking for solder paste specification limits which have reliability data to support them. Currently, we are looking to define the min/max volume necessary to ensure a good joint on CBGA, PBGA, and Micro-BGA's. Any information will be greatly

Re: BGA Repair Problems

Electronics Forum | Mon Aug 17 02:50:44 EDT 1998 | Bob Willis

| Have an SRT w/preheat, 18 layer board all copper, 456 BGA needs to be removed and replaced. The manufacturer is Chip Express and during reflow it warps up or down. Causing either opens or shorts on the corners. I was using gel flux with multiple


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