Cree XLamp ML Family LEDs Manual Download Page 7 | Manualshive

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Cree XLamp ML Family LEDs Manual Download Page 7

LOW TEMPERATURE OPERATION

The minimum operating temperature of these XLamp LED components is -40 °C. To maximize lifetime, Cree LED recommends avoiding
applications where the lamps are cycled on and off more than 10,000 cycles at temperatures below 0 °C.

XLAMP

®

ML FAMILY LED SOLDERING & HANDLING

© 2010-2021 Cree LED. The information in this document is subject to change without notice. Cree

®

and the Cree logo are registered trademarks, and

the Cree LED logo is a trademark, of Wolfspeed, Inc. XLamp

®

is a registered trademark of Cree LED. 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. 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-led.com.

CLD-AP50

REV 10

7

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Summary of Contents for XLamp ML Family LEDs

Page 1: ...ct specifications please see the data sheets available at www cree led com CLD AP50 REV 10 1 XLamp ML Family LEDs INTRODUCTION This application note applies to XLamp ML family LEDs which have order codes in the following fomat MLxxxx xx xxxx xxxxxx This application note explains how XLamp ML family LEDs and assemblies containing these LEDs should be handled during manufacturing Please read the ent...

Page 2: ...f a pick place tool to remove the XLamp ML family LEDs from the factory tape reel packaging Pick Place Nozzle For pick and place nozzles coming into contact with silicone covered LED components Cree LED recommends nozzles be constructed of non metallic materials Cree LED and several of Cree LED s customers have had good success using nozzles fabricated from 90d urethane Cree LED recommends the pic...

Page 3: ...nded Stencil Pattern Hatched Area Is Opening Alternative Solder Pad XLAMP ML FAMILY LED SOLDERING HANDLING 2010 2021 Cree LED The information in this document is subject to change without notice Cree and the Cree logo are registered trademarks and the Cree LED logo is a trademark of Wolfspeed Inc XLamp is a registered trademark of Cree LED Other trademarks product and company names are the propert...

Page 4: ... listed in the XLamp ML Family LED Reflow Soldering Characteristics section page 7 Do not wave solder XLamp ML family LEDs Do not hand solder XLamp ML family LEDs N2 reflow is recommended X WRONG P CORRECT P CORRECT XLAMP ML FAMILY LED SOLDERING HANDLING 2010 2021 Cree LED The information in this document is subject to change without notice Cree and the Cree logo are registered trademarks and the ...

Page 5: ...lux cleaning is not necessary after reflow soldering If PCB cleaning is necessary Cree LED recommends the use of isopropyl alcohol IPA Do not use ultrasonic cleaning Moisture Sensitivity XLamp ML Family LEDs are shipped in sealed moisture barrier bags MBB designed for long shelf life If XLamp ML Family LEDs are exposed to moist environments after opening the MBB packaging but before soldering dama...

Page 6: ...y section above Storage Conditions XLamp ML Family LEDs that have been removed from the original MBB packaging but not soldered should be stored in one of the following ways Store the parts in a rigid metal container with a tight fitting lid Verify that the storage temperature is 30 C and place fresh desiccant and an RH indicator in the container to verify that the RH is no greater than 60 Store t...

Page 7: ...ct to change without notice Cree and the Cree logo are registered trademarks and the Cree LED logo is a trademark of Wolfspeed Inc XLamp is a registered trademark of Cree LED 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 This document is provided for informational purpose...

Page 8: ...Ramp Down Rate 1 6 C second Time 25 C to Peak Temperature 4 minutes max Note All temperatures refer to topside of the package measured on the package body surface Note While the high reflow temperatures above have been approved Cree LED s best practice guideline for reflow is to use as low a temperature as possible during the reflow soldering process for these LEDs IPC JEDEC J STD 020C TP TL Tempe...

Page 9: ...ft LEDs of all types must operate in an environment that contains oxygen Simply allowing the LEDs to ventilate to air is sufficient no extraordinary measures are required Hermetically sealing LEDs in an enclosed space is not recommended Potential of Silver Tarnishing XLamp ML Family LEDs contain silver plated parts that may tarnish turn black over time when exposed to oxidizing substances such as ...

Page 10: ...Cree LED The information in this document is subject to change without notice Cree and the Cree logo are registered trademarks and the Cree LED logo is a trademark of Wolfspeed Inc XLamp is a registered trademark of Cree LED 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 T...

Page 11: ...S ONLY XX 25 XXX 125 X 5 UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN MILLIMETERS AND AFTER FINISH TOLERANCE UNLESS SPECIFIED SURFACE FINISH 1 6 8 12 1 75 4 Ø1 5 1 65 Trailer Loaded Pockets Leader 2 1 4 000 B 2402 00005 Carrier Loading Specification MX6 7 1 09 D Seibel REVISONS REV DESCRIPTION BY DATE APP D A Released J L 7 1 09 B ADDED CATHODE AND ANODE NOTES DC 2 26 12 160 mm min of empty pocket...

Page 12: ...Qty Lot Label with Cree Bin Code Qty Lot Vacuum Sealed Moisture Barrier Bag Patent Label Label with Customer Order Code Qty Reel ID PO Humidity Indicator Card inside bag Dessicant inside bag XLAMP ML FAMILY LED SOLDERING HANDLING 2010 2021 Cree LED The information in this document is subject to change without notice Cree and the Cree logo are registered trademarks and the Cree LED logo is a tradem...

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