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TECHNICAL PAPERS

A Comparative Study of the Performance of Compact Model Topologies and Their Implementation in CFD for a Plastic Ball Grid Array Package

[+] Author and Article Information
Sarang Shidore

Flomerics Inc., 1106 Clayton Lane, Suite 525W, Austin, TX 78723e-mail: sarang@flomerics.com

Tien Yu Tom Lee

Interconnect Systems Laboratories, Motorola Inc., 2100 E. Elliott road, MD EL 725, Tempe, AZ 85284e-mail: tom.lee@motorola.com

J. Electron. Packag 123(3), 232-237 (Nov 27, 2000) (6 pages) doi:10.1115/1.1349423 History: Received November 27, 2000
Copyright © 2001 by ASME
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References

Figures

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Topology of a two-resistance compact model
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Topology of (a) star and (b) shunt compact models
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Cross-sectional view of a typical die-up plastic ball grid array (PBGA) package
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Detailed model of 256 PBGA (a) isometric view and (b) side view
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Two-resistance models for 256 PBGA derived from (a) computational cold plate test, and (b) DELPHI optimization method (numerical values are resistors in K/W)
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Star compact model for 256 PBGA derived using the DELPHI optimization method
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Shunt compact model for the 256 PBGA derived using the DELPHI optimization method (numerical values are resistors in K/W)
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Detailed model validation
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Error in detailed model
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Performance of two-resistor models
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Error in two-resistor models
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Performance of star and shunt models
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Error in star and shunt models

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