Electronics Forum: use (Page 2336 of 2487)

Re: white residue

Electronics Forum | Wed Jan 27 21:02:53 EST 1999 | Dave F

| i am working with the noclean process and getting white residues on the bottomside of the board probably due to the | wave soldering flux.i am using a no-clean solder paste and a noclean wave solder flux.The boards passed the accelerated temperatu

Re: white residue

Electronics Forum | Thu Jan 28 08:58:10 EST 1999 | Peet

| | i am working with the noclean process and getting white residues on the bottomside of the board probably due to the | | wave soldering flux.i am using a no-clean solder paste and a noclean wave solder flux.The boards passed the accelerated tempe

Re: Too hot to handle

Electronics Forum | Mon Jan 25 20:53:03 EST 1999 | Earl Moon

| Greetings, | | Can anyone tell me what temperatures pcb's should have when coming out of a forced convection reflow oven and out of a wavesoldering machine. | Also, is there any danger of the pcb's giving off some kind of gas or vapour which can b

Re: Too hot to handle

Electronics Forum | Tue Jan 26 19:30:36 EST 1999 | Nik

| | Greetings, | | | | Can anyone tell me what temperatures pcb's should have when coming out of a forced convection reflow oven and out of a wavesoldering machine. | | Also, is there any danger of the pcb's giving off some kind of gas or vapour whi

Re: Too hot to handle

Electronics Forum | Tue Jan 26 23:05:30 EST 1999 | Thomas Clift

| | | Greetings, | | | | | | Can anyone tell me what temperatures pcb's should have when coming out of a forced convection reflow oven and out of a wavesoldering machine. | | | Also, is there any danger of the pcb's giving off some kind of gas or va

Re: Too hot to handle

Electronics Forum | Wed Jan 27 06:29:55 EST 1999 | Earl Moon

| | | Greetings, | | | | | | Can anyone tell me what temperatures pcb's should have when coming out of a forced convection reflow oven and out of a wavesoldering machine. | | | Also, is there any danger of the pcb's giving off some kind of gas or va

Re: no-clean mask for gold fingers

Electronics Forum | Sun Jan 31 23:03:57 EST 1999 | Dennis O.

| | hi, | | i am working towards developing a no-clean process for a customer at contract manufacturing facility. the assemblies have gold fingers on them. these are masked to prevent from any damage to them during reflow soldering. the earlier pr

Re: Assembly of CSP on pads with vias.

Electronics Forum | Sat Jan 23 16:31:09 EST 1999 | Steve Gregory

| Hi Everyone, | We plan to build, for reliability/experimental/research purpose some CSPs (namely Tessera microBGA 46-I/O 0/75mm pitch and TI 64 I/O 0/8 mm pitch). the various factors that we plan to evaluate are the reliability and assembly concern

Re: Dry Storage Options

Electronics Forum | Fri Jan 29 15:52:54 EST 1999 | Sarah Marshall

| I've had good luck with cabinets sold by Stanley Storage Systems (800-523-2449). This is a sturdy, steel cabinet (no windows) that is intended for nitrogen purge. It's less expensive than the specialty acrylic cabinets sold by other companies. W

Re: Dry Storage Options

Electronics Forum | Fri Jan 29 16:11:29 EST 1999 | Charles L. Morehouse

|I aggree with Sarah, I have found that Stanley sells a good configurable product for the money. | I've had good luck with cabinets sold by Stanley Storage Systems (800-523-2449). This is a sturdy, steel cabinet (no windows) that is intended for


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