Electronics Forum: cree (Page 2 of 2)

SMD LEDs stick to nozzle while mounting

Electronics Forum | Wed May 23 20:17:48 EDT 2012 | kahrpr

That not such a crazy idea. In a past life a long time ago we had a part sticking issue. some one suggested mold release on the nozzle. ( we also did injection molding) and it did work. It did not appear to leave any residue. We also use a cree Led o

LED Pick up Issues during Feeder Feeding

Electronics Forum | Thu Mar 14 07:22:22 EDT 2013 | fredcalkins

This problem has become a real issue with the tacky silicon used in many LEDs. Cree has recomended that the pull off angle be changed for the cover film as mentioned by the previous commentor. With these new silicon LEDs they are recomending teflon o

Panasonic CM Nozzle shifts LED's positions

Electronics Forum | Sun Apr 17 00:04:03 EDT 2022 | klauss

I am mounting 3535 Cree High-power leds with p&p machine. First nozzle picks up the led normally and then it's placed good but after 4-5 times nozzle picks up the led like at an angle. looks like it holds the led from the side edge of the dome.

LED Misalignment

Electronics Forum | Fri Apr 22 18:17:14 EDT 2022 | swilson

Hello I experiencing major misalignments. I am using a Nichia LED package size@ y=.086,x=0.33mm, with recommended solder pad pattern x.086mm, y=.033. Note here is the kicker the PCB pattern does not meet this requirement. The PCB pad landing is based

Leds are getting shifting during mounting when nozzles increase

Electronics Forum | Tue Aug 02 18:38:14 EDT 2022 | klauss

when i use only one nozzle to mounting 3535 cree power leds, it works good but when i use 2 or more nozzles, leds are getting rotated or upturned just after the nozzle relaese the led. it's like nozzle throws the led not mounts. But not all the led

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