Electronics Forum: electron (Page 5441 of 7888)

Re: 112 pin TQFP PV

Electronics Forum | Thu Apr 09 00:12:02 EDT 1998 | Bonnie

| I am in urgent need of a pcb land patten (footprint)for this device. I have the component data sheet with with package dimensions from Motorola, but they do not include the recommended land pattern. I requested a patten over a week ago, but have

Plastic Stencils for screen printing ahesive

Electronics Forum | Wed Apr 08 01:43:49 EDT 1998 | Clint Meech

We currently screen print glue for our bottom side components. We are looking to get the bottom side of one our boards screened with a solder resist (to cover mounting holes, etc, for the wave-soldering process). This would create an uneven surface

Re: Looking for PCB Depanelizer

Electronics Forum | Wed Apr 08 07:50:12 EDT 1998 | Joachim Komus

| I was at the Southcon show in Orlando and saw a PCB depanelization machine which was basically a rotary saw which cut through the scoring on the panel. I don't remember the name of the company though so I can't get any info on this. Does anyone k

SM Headers & Connectors

Electronics Forum | Tue Apr 07 15:05:58 EDT 1998 | Bob Barr

Is it just me, or does anybody else have problems with open connections on small surface mount headers and connectors? I am talking about small 20 to 40 pin devices, 25 to 50 mil pitch. We put these things on the board, the feet look like they are

Re: Silicone Conformal Coating

Electronics Forum | Wed Apr 08 00:31:46 EDT 1998 | Mike Moninger

| I have a need to have a number (approx 20) circuit | card assemblies which need to have a silicone conformal | coating applied per MIL-I-46058. Are there any facilities | which can offer me this service? | Thank you, | Chris Fontaine | (603)885-

Re: Silicone Conformal Coating

Electronics Forum | Wed Apr 08 00:31:31 EDT 1998 | Mike Moninger

| I have a need to have a number (approx 20) circuit | card assemblies which need to have a silicone conformal | coating applied per MIL-I-46058. Are there any facilities | which can offer me this service? | Thank you, | Chris Fontaine | (603)885-

Re: SMT setup verification system

Electronics Forum | Fri Apr 24 15:28:06 EDT 1998 | joe devaney

| I am looking for suppliers of SMT setup verification | systems that use bar code lables as the medium. | I have located Brady and Unicam's verifeed. We have | immediate need due to the push to remove component | markings. We have two lines presentl

Re: SMT setup verification system

Electronics Forum | Fri Apr 17 19:40:16 EDT 1998 | M. Faisal Pandit

| I am looking for suppliers of SMT setup verification | systems that use bar code lables as the medium. | I have located Brady and Unicam's verifeed. We have | immediate need due to the push to remove component | markings. We have two lines presentl

Re: No-Clean Solder Paste

Electronics Forum | Mon Apr 06 10:32:53 EDT 1998 | Justin Medernach

| Peter, | Take a look at IPC-ANSI J-STD-001A and B, J-STD-004 and I think, 005/006 which cover solder paste (?) I think. | Whatever, they do reference one another. | | Question: Whatparameters are used to determine "good" Solder Paste? What refer

Re: Aged Solder Paste

Electronics Forum | Sun Apr 05 08:02:32 EDT 1998 | Helmut Pawelka

Dear Peter, out of the manufacturers sight, Steve is 100% right. The manufacturer gives a guarantee for at least 6 Month because we know from our own test, that the homogenity is one of the most important parameters for a good printability. It could


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