Electronics Forum: package (Page 213 of 288)

Re: Tin-Lead thickness on PWB's/Let's Hear More

Electronics Forum | Thu May 28 07:25:58 EDT 1998 | Earl Moon

| Hey yooze guys! | Enough of the jokes between you and Earl (GRIN), let's get back to the topic...well, okay... you can tell a few more...(but good ones, 'kay?) | Anyhoo...I'm not sure if ya'll are on the IPC Technet list or not, I've not seen any p

Re: Tin-Lead thickness on PWB's/Let's Hear More

Electronics Forum | Thu May 28 05:43:33 EDT 1998 | Earl Moon

| Hey yooze guys! | Enough of the jokes between you and Earl (GRIN), let's get back to the topic...well, okay... you can tell a few more...(but good ones, 'kay?) | Anyhoo...I'm not sure if ya'll are on the IPC Technet list or not, I've not seen any p

Furthermore:

Electronics Forum | Fri May 15 16:21:25 EDT 1998 | John s

| If you have a chance check out the MSD artical (Page 69) in April Electronic Packaging & Production. It is one of the worst articals with unsubstantiated conclusions I have ever seen. Notice Figure 3 on page 72, Caption indicates two simular comp

Re: Furthermore:

Electronics Forum | Fri May 15 17:59:31 EDT 1998 | Earl Moon

| | If you have a chance check out the MSD artical (Page 69) in April Electronic Packaging & Production. It is one of the worst articals with unsubstantiated conclusions I have ever seen. Notice Figure 3 on page 72, Caption indicates two simular co

Re: Building Cimbridge part libraries

Electronics Forum | Thu May 07 21:36:26 EDT 1998 | Dave

| We just purchased Mitron/GR Software's CB97. | We have Universal's 4790 and Contact's 3AV machines. | Both these machines part libraries are in binary format | and their respective software packages cannot export out | into ASCII. | Has anyone out

Re: Building Cimbridge part libraries

Electronics Forum | Mon May 11 13:34:16 EDT 1998 | Peter

| | We just purchased Mitron/GR Software's CB97. | | We have Universal's 4790 and Contact's 3AV machines. | | Both these machines part libraries are in binary format | | and their respective software packages cannot export out | | into ASCII. | | Has

Re: Micro Vias in Pads

Electronics Forum | Mon Mar 30 16:02:44 EST 1998 | Michael Allen

| We have successfully put .016" vias in .030" pads. | There is no issue with .030" solder balls, since | the actual volume of the .002" via in pad is small | compared to the ball+solder paste volume. | We did notice random bubbles where, apparentl

Re: BGAs centering method

Electronics Forum | Sun Feb 15 18:07:18 EST 1998 | Scott McKee

| I am beginer in BGA assembly and am confused in selection of pick and place option. As per book on 'implementation of BGA Technology-by 1995 aeic inc. states that BGAs reflow is quite forgiving and you need only Mechanical centering of PBGAs. The I

Soldering Temperature for TQFP160

Electronics Forum | Tue Jan 20 06:46:39 EST 1998 | IgmarG

This is a re-post of my previous message. I typed my Email address wrong in the other message. I am sorry for any inconvenience caused. Is there anyone who can tell me what is the maximum allowable soldering temperature when soldering a TQFP (Thin Qu

Re: Benefits/advantages of SMT to purchaser

Electronics Forum | Thu Jan 08 11:17:14 EST 1998 | Richard

| A potential purchaser of our products (switchmode power supplies for telecommunications) has asked what the benefits of SMT are to him. | Our marketing people wish to obtain a list of the benefits of SMT to the purchaser of the end product. i.e. th


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