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www.we-online.com
New Possibilities with ECT Solder
www.we-online.com
Webinar
Embedded Component Technology – ECT
Motivation
Existing Solutions to Embed Components
Introduction – ECT Solder
Components, Design Rules and EDA
New Possibilities with ECT Solder
Jürgen Wolf
Würth Elektronik GmbH & Co. KG
Product Manager
Embedded Component Technology
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 2
Embedded Component Technology – ECT
Motivation
Existing Solutions to Embed Components
Introduction – ECT Solder
Components, Design Rules and EDA
New Possibilities with ECT Solder
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 3
Embedded Component Technology – ECTAdvantages of „buried“ components?
Miniaturization
Performance/Function
Reliability
• Integrated shielding
• Short signal paths
• Protection against plagiarism
• Protected against influences
• Secure fixing
• Thermal management
• Package replacement
• Space savings of assembly
area on the outer layers
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 4
Embedded Component Technology – ECT
Motivation
Existing Solutions to Embed Components
Introduction – ECT Solder
Components, Design Rules and EDA
New Possibilities with ECT Solder
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 5
Embedded Component Technology – ECTExisting Solutions – ECT Microvia & ECT Flip-Chip
ECT Flip-Chip
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 6
ECT Microvia
HOWEVER
components
often not
available
in needed
configuration
Embedded Component Technology – ECT
Motivation
Existing Solutions to Embed Components
Introduction – ECT Solder
Components, Design Rules and EDA
New Possibilities with ECT Solder
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 7
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
inner layer
core
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 8
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 9
solder resist
frames
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 10
combined solder
surface and
adhesion promoter
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 11
thin core
assembly
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 12
bottom copper foil
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 13
prepreg
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 14
assembled core
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 15
cut prepregs
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 16
cut prepregs
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 17
cut prepregs
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 18
2nd core
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 19
prepreg
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 20
top copper foil
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
Remaining PCB
processes
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 21
outer layer
structuring
Embedded Component Technology – ECTECT Solder: Embedded SMD components
ECT Solder process flow
Core with footprint
for soldering
Assembly
(SMD – lead free
solder reflow)
Multilayer
pressing
Remaining PCB
processes
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 22
solder resist
and
solder surface
Embedded Component Technology – ECTECT Solder: Embedded SMD components
Embedding of
standard SMD
components
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 23
Embedded Component Technology – ECT
Motivation
Existing Solutions to Embed Components
Introduction – ECT Solder
Components, Design Rules and EDA
New Possibilities with ECT Solder
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 24
ECT Solder
Embedded Component Technology – ECTAvailability of Components – ECT Solder
No-Goes
•Liquids / electrolytes in components
•Air inclusion (e.g.. Quartz Crystals
with metal lids)
•In principle each
solid SMD-
component
possible
•Max. thickness
depends on
layer stack
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 25
EDA-Tools for ECT:
The latest versions of these tools:
Embedded Component Technology – ECTDesign and layout?
Allegro® PCB Designer
Miniaturization Option
Further tools
possible,
but with limitations
with limitations
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 26
Embedded Component Technology – ECTECT Solder: Design Rules
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 27
Design Rules
comparable to
outer layer assembly
Solder resist
not fully
covering
the surface
Only frames
surrounding
the
solder pads
Solder resist bridges:
75 µm – 100 µm
Solder resist clearance:
≥ 50 µm
New possibilities with ECT Solder
Summary
Existing technologies:
ECT Microvia and ECT Flip-Chip
Complementing technology:
ECT Solder
ECT Solder – Solid SMD components usable
Embedded Component Technology – ECTWebinar
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 28
Thank you for your attention!
Contact details:
Product Management
Embedded Component Technology
Würth Elektronik GmbH & Co. KG
Circuit Board Technology
Rudolf-Diesel-Straße 10
74585 Rot am See
Germany
Tel.: +49 79 55 38 88 07 - 222
¡Gracias por su
atención!Děkuji vám
za pozornost!
Köszönöm a
figyelmüket! Tak for deres
opmærksomhed!
Merci de
votre attention!
Tack för er
uppmärksamhet!
05.07.2016www.we-online.com/embedding Embedded Component Technology – ECT Webinar V2016/1 Page 29