Electronics Forum: smt glue dot size on pcb (Page 1 of 5)

glue dot size

Electronics Forum | Tue Dec 19 03:32:11 EST 2006 | ungun

Is there any method or machine that i can use to check glue size. I need to check 90% of the bottom side pcb area that have 200 glue point within 15 to 30 sec.

glue dot size

Electronics Forum | Wed Dec 20 04:08:09 EST 2006 | ungun

Sorry for the late reply. I use glue dispenser machine juki kd-775. It have dispensing diameter confirmation unit, but dispensing test tape can be hold for 2 to 3 days a roll if the output 300 pcs pcb with average glue point 100 per peace. Beside, i

Re: Ghost circuit shorts under smt resisters only when they are located on solder side of pcb (glued down)

Electronics Forum | Mon Jul 26 14:14:51 EDT 1999 | Steve Gregory

| | | We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | | | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is th

Component size on double-sided PCB

Electronics Forum | Mon Jun 07 14:16:20 EDT 2004 | Rob

I've been approached by my design engineer who would like to know what is the largest component I can place on the secondary side of a double-sided PCB (without adhesive or glue) and not have it fall off when I run the top side. Currently, I can plac

Re: Ghost circuit shorts under smt resisters only when they are located on solder side of pcb (glued down)

Electronics Forum | Sun Jul 25 08:54:37 EDT 1999 | Tom Gervascio

| We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is that after

Re: Ghost circuit shorts under smt resisters only when they are located on solder side of pcb (glued down)

Electronics Forum | Mon Jul 26 10:25:12 EDT 1999 | Boca

| | We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is that a

Standoff heights for glue syringes

Electronics Forum | Tue Aug 04 11:10:22 EDT 1998 | Chrys

| Hi Stoney, | Justin is giving you some good advice, unfortunately these kinda' problems sometimes call for the ol' D.O.E...otherwise, you could be chasing your tail for a while until you figure out exactly what's causing your problems. | Has

Re: String in glue dispensing proces

Electronics Forum | Wed Jul 29 17:43:26 EDT 1998 | Steve A

| Hi, good friends | I found this site is so wonderful to learn SMT techniques meaningfully. | We now employ 3 Fuji GL-541 dispensors and raw material with Soma IR-120. but we found glue string casually. From my experience from trouble-shooting the c

Re: quoting smt

Electronics Forum | Wed Jun 09 17:53:06 EDT 1999 | Tom B.

| I am interested in seeing how some of you quote smt work. Currently we quote off a bom without component packages known then look in data books to find out what type of component they are. This job will be mine soon but i really believe there is a

Need advice on fixturing a smt LED board

Electronics Forum | Thu Sep 03 15:43:18 EDT 1998 | Tim Flanagan

I need advice for locating 23 Gull wing LED's (all in a straight line) in the x,y, and z axis for a SMT PCB. It is a Hewlett Packard LED (P/N HMLA-QH00-01). The application uses a CCD to detect the position of a ball which floats in a resevior for

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