Advanced Packaging Technology

Powered by Sensitron
For use in all Hi-Rel ApplicationsSpace, Military, Medical, Aerospace
Sensitron Semiconductor · 221 West Industry Court · Deer Park, NY 11729-4681
Phone (631) 586 7600 · Fax (631) 242 9798 · www.sensitron.com · [email protected]
152-1112
Advanced Packaging Technology
Sensitron's Advanced Baseless Packaging Technology is a cost effective packaging solution that
generates maximum weight savings with high thermal conductivity and fatigue resistance. Sensitron
is positioned as a world leader in the advanced technology industry, with products that are designed,
manufactured, tested, and qualified for high reliability applications where size, weight, and reliability
are critical to mission success. From engineering design to finished product, our advanced simulation
and modeling tools enable us to provide you with innovative product to meet your power solution
requirements.
Product Features
Typical Applications

Lower profile and light weight

Aircraft Power Electronics

Lowest possible thermal resistance

Severe Environment

Higher temperature applications

Weight Sensitive Applications

Removes CTE mismatch between substrate &

Long Cycle Life
baseplate

Higher reliability

Lower cost

Automation friendly
Performance Options

Low cost (Alumina)

High thermal conductivity
(Aluminum Nitride)
High Strength (Silicon Nitride)

Attribute Comparison by Compositon
Advanced
Traditional
Baseless
Packaging
Technology
Copper
Baseplate
AlSiC Baseplate
Aluminum
Baseplate
IMS
Technology
(Al)
0.4
1.0
1.1
1.2
1.4
Thermal Performance
Thermal resistance index
Max usable temperature
200°C
150°C
150°C
150°C
150 °C
Fatigue resistance
superior
fair
good
poor
excellent
Flatness (per inch)
<=0.003
>=0.005
N/A**
>= 0.005
>= 0.005
Cost factor
Weight index
Typical package height
(for a comparable
module)
$
$$$$
$$$$$
$$$
$$
0.2
1.0
0.5
0.5
0.5
0.2 inch
0.325 inch
0.37 inch
0.325 inch
0.325 inch
** Bottom surface of AlSiC baseplates is normally designed to have curvature .
© 2012 Sensitron Semiconductor  221 West Industry Court  Deer Park, NY 11729-4681 
Phone (631) 586 7600  Fax (631) 242 9798  www.sensitron.com  [email protected]
Advanced Packaging Technology
Simple system interface
Low profile
Excellent fatigue resistance
Light weight
Baseless Material Options & Performance Characteristics
Aliminum Nitride
AlN
Silicon Nitride
Si3N4*
white
gray
pink
density
3.8 g/cc
3.3 g/cc
3.2 g/cc
flexural strength
320 MPa
290 Mpa
650 MPa
elastic modulus
300 GPa
330 GPa
300 GPa
Fracture toughness
3.5 MPa-m1/2
3.5 MPa-m1/2
6.7 MPa-m1/2
CTE
6.4 um/m-C
4.7 um/m-C
2.5 um/m-C
thermal coductivity
25 W/m-K
180 W/m-K
90 W/m-K
heat capacity
880 J/kg-C
740 J/kg-C
700 J/kg-C
Characteristic
Alumina
Al2O3, 96%
Thermal performance
thermal
mechanical physical
%
color
*Si3N4: higher strength and fracture toughness, better CTE match with silicon.
© 2012 Sensitron Semiconductor  221 West Industry Court  Deer Park, NY 11729-4681 
Phone (631) 586 7600  Fax (631) 242 9798  www.sensitron.com  [email protected]
Product Development Tools & Capabilties
MTBF Computational Tool
• Relex Architect 2008
Rapid Prototyping Tool
• ZCorp 3D Plus
Mathematical Tools
• MathCAD 14
• Visual Basic
• APDL
• C++
• Origin 8.1
Software Tools
• AutoCAD 2005
• Inventor 9
• Solidworks 2010
• Design Modeler
• ANSYS Mechanical v.13
• CFX v.13
Product Development Equipment
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4 Dual quadcore simulation workstations
Dukane ultrasonic welder
SST DAP sealer
SSEC seam welder
Sonix ultrasonic scanner
BTU belt reflow furnaces
Orthodyne 360 fully automatic wirebonder
K&S 4526 semi-automatic wirebonder
Dage bond pull tester
Polaris percussion welder
Trebor eutectic die bonder
Trebor epoxy pick & place
K&S semi-automatic pick & place
ESPEC thermal cycling machine
Visit online at: www.sensitron.com
About Sensitron: Sensitron is a leading manufacturer of high reliability power electronic solutions including
motor controllers, diodes, smart power management and conversion, voltage protection components and
embedded boards, with over 40 years heritage serving space, aerospace, and defense markets.
© 2012 Sensitron Semiconductor · 221 West Industry Court · Deer Park, NY 11729-4681
Phone (631) 586 7600 · Fax (631) 242 9798 · www.sensitron.com · [email protected]