Electronics Forum: smt led (Page 1 of 16)

smd led storage

Electronics Forum | Thu Mar 18 14:33:46 EDT 2010 | jdumont

Is your peak reflow temp exceeding the LED spec? We store our SMT LED reels on the rack with the rest of the discreets and have never seen this issue...

smd led storage

Electronics Forum | Thu Mar 18 11:42:00 EDT 2010 | cellis

I would recommend doing a google search on smt dry box. There are several supplies of them. We supply them also from http://www.manncorp.com Thanks, Chris

Re: Need advice on fixturing a smt LED board

Electronics Forum | Fri Sep 04 09:33:40 EDT 1998 | Stefan W.

| 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 fo

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

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

Electronics Forum | Fri Jul 23 14:07:52 EDT 1999 | Carl J. Odle

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 a p

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 | Fri Jul 30 09:43:44 EDT 1999 | C.K.

| 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

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

SMT LED placement with Universal HSP 4791

Electronics Forum | Tue Jan 11 11:08:03 EST 2005 | clarkk

Hello, We are assembling a large pcb with 256 Lumex #SSL-LXA228SRC-TR31 SMT LED's on an HSP 4791. The part I'm using for the library is a modification of an existing SMT LED from the standard library. The problem is that the HSP rejects about 30% of

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