Why POP Package is Challenging
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Transcript of Why POP Package is Challenging
![Page 1: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/1.jpg)
Reworking POP Packages
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Overview of POP ReworkReview of Package Configurations
Challenges in POP Rework• Difficulty in inspection
• Shields
• Neighboring components
• Underfill
• Package warpage
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Overview of POP Rework-continued
Different POP Rework Methods• Stack, reflow and place
• Place, place and reflow
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POP Configurations
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POP Rework Challenges-Inspection
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POP Rework Challenges-Inspection
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X-Ray Imaging
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Single Piece Shield
Two Piece Shield
POP Rework Challenges- Shields
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Single Piece RF Shield Rework“Cold” scoring process-The Patch
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Single Piece RF Shield ReworkPortion over top of device to be reworked is removed. No shield removal required. Patent Pending Process.
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Single Piece RF Shield ReworkRF Shield Re-Applied. No RF shield reflow required. Fast process. Increased yields.
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Conductive RF Shield Rework
Photos Courtesy of OK International
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Measuring Warpage
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POP Rework Challenges-Underfill
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POP Rework Challenges-Close In Components
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POP Rework Challenges-Close In Components
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POP Rework MethodsFirst Make the Stack, then Place the Stack
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POP Rework MethodsFirst Make the Stack, then Place the Stack
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POP Rework MethodsFirst Make the Stack, then Place the Stack
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POP Rework MethodsFirst Make the Stack, then Place the Stack
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POP Rework MethodsFirst Make the Stack, then Place the Stack
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POP Rework MethodsFirst Make the Stack, then Place the Stack
![Page 24: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/24.jpg)
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POP Rework MethodsFirst Make the Stack, then Place the Stack
![Page 25: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/25.jpg)
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POP Rework MethodsFirst Make the Stack, then Place the Stack
![Page 26: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/26.jpg)
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POP Rework MethodsFirst Make the Stack, then Place the Stack
![Page 27: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/27.jpg)
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 29: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/29.jpg)
Your BEST choice in Solder Rework/Repair/Test, Solder Training & Soldering Tools
POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 30: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/30.jpg)
Your BEST choice in Solder Rework/Repair/Test, Solder Training & Soldering Tools
POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 31: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/31.jpg)
Your BEST choice in Solder Rework/Repair/Test, Solder Training & Soldering Tools
POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 32: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/32.jpg)
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 33: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/33.jpg)
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 34: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/34.jpg)
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 35: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/35.jpg)
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POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 36: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/36.jpg)
Your BEST choice in Solder Rework/Repair/Test, Solder Training & Soldering Tools
POP Rework MethodsPlace First Layer, then Next and Reflow Entire Stack
![Page 37: Why POP Package is Challenging](https://reader036.fdocuments.us/reader036/viewer/2022070318/557b2ac2d8b42a796a8b55c0/html5/thumbnails/37.jpg)
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