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soldering & handling

Copyright © 2010-2018 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree

®

, the Cree logo and 

XLamp

®

 are registered trademarks of Cree, Inc. This document is provided for informational purposes only and is not a warranty or a specification. 

For product specifications, please see the data sheets available at www.cree.com. For warranty information, please contact Cree Sales at sales@cree.

com. Other trademarks, product and company names are the property of their respective owners and do not imply specific product and/or vendor 

endorsement, sponsorship or association.

Cree, Inc.

4600 Silicon Drive

Durham, NC 27703

USA Tel: +1.919.313.5300

www

.C

re

e.

CO

m

/Xl

A

mp

C

LD

-A

P

32

 R

ev 9
B

Cree

®

 XLamp

®

 MX Family LEDs

IntroDuCtIon

This application note applies to the XLamp

®

 MX Family of LeDs, 

which have order codes in the following format:

MX6xxx-xx-xxxx-xxxxxx
MX3xxx-xx-xxxx-xxxxxx

This application note explains how XLamp MX Family of LeDs 
and assemblies containing these LeDs should be handled during 
manufacturing. Please read the entire document to understand 
how to properly handle XLamp MX LeDs.

tabLE oF ContEnts

Handling XLamp

®

 MX Family LeDs.............................................2

Circuit Board Preparation & Layouts ...........................................3
Case Temperature (T

s

) Measurement Point ...............................4

Notes on Soldering XLamp

®

 MX Family LeDs ...........................4

Low Temperature Operation ........................................................7
XLamp

®

 MX Family LED Reflow Soldering Characteristics

 .......8

Chemicals & Conformal Coatings ...............................................9
Assembly Storage & Handling ...................................................10
Tape and Reel .............................................................................11
Packaging & Labels ...................................................................12

Summary of Contents for XLamp MX Series

Page 1: ...licon Drive Durham NC 27703 USA Tel 1 919 313 5300 www cree com Xlamp CLD AP32 Rev 9B Cree XLamp MX Family LEDs Introduction This application note applies to the XLamp MX Family of LEDs which have ord...

Page 2: ...ree recommends the following at all times when handling XLamp MX Family LEDs or assemblies containing these LEDs Never touch the optical surface with fingers or sharp objects The LED lens surface coul...

Page 3: ...do not imply specific product and or vendor endorsement sponsorship or association 3 XLamp MX Family LED Soldering Handling 3 3 Circuit Board Preparation Layouts Printed circuit boards PCBs should be...

Page 4: ...Cree has found such a solder pad to have insignificant impact on the resulting Ts measurement Notes on Soldering XLamp MX Family LEDs The XLamp MX Family of LEDs are designed to be reflow soldered to...

Page 5: ...t thickness after reflow soldering After Soldering After soldering allow XLamp MX LEDs to return to room temperature before subsequent handling Premature handling of the device could result in damage...

Page 6: ...has not reached 10 The humidity indicator card shows that the humidity level has exceeded 30 Baking Conditions It is not necessary to bake all XLamp MX Family LEDs Only the LEDs that meet all of the f...

Page 7: ...s at sales cree com Other trademarks product and company names are the property of their respective owners and do not imply specific product and or vendor endorsement sponsorship or association 7 XLam...

Page 8: ...line Cree recommends that users follow the recommended soldering profile provided by the manufacturer of the solder paste used and therefore it is the lamp or luminaire manufacturer s responsibility t...

Page 9: ...mful to XLamp MX Family LEDs Cree recommends not using these chemicals anywhere in an LED system containing XLamp MX Family LEDs The fumes from even small amounts of the chemicals may damage the LEDs...

Page 10: ...Cree Sales at sales cree com Other trademarks product and company names are the property of their respective owners and do not imply specific product and or vendor endorsement sponsorship or associati...

Page 11: ...by and circle 2 5 1 1 5 1 8 0 1 4 0 1 1 75 10 12 0 0 3 13mm 7 Cover Tape Pocket Tape User Feed Direction User Feed Direction SIZE TITLE OF REV SHEET C DRAWING NO DATE DATE DATE CHECK FINAL PROTECTIVE...

Page 12: ...Soldering Handling Packaging Labels The diagrams below show the packaging and labels Cree uses to ship XLamp MX LEDs XLamp MX LEDs are shipped in tape loaded on a reel Each box contains only one reel...

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