Algorithmic Optimization of Transistors Applied to Silicon LDMOS

We propose a pioneering approach that integrates optimization algorithms and technology computer-aided design to automatically optimize laterally-diffused metal-oxide-semiconductors (LDMOS) with a field-oxide structure. We define the ratio of the square of the breakdown voltage divided by the specif...

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Main Authors: Ping-Ju Chuang, Ali Saadat, Maarten L. Van De Put, Hal Edwards, William G. Vandenberghe
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10155324/
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author Ping-Ju Chuang
Ali Saadat
Maarten L. Van De Put
Hal Edwards
William G. Vandenberghe
author_facet Ping-Ju Chuang
Ali Saadat
Maarten L. Van De Put
Hal Edwards
William G. Vandenberghe
author_sort Ping-Ju Chuang
collection DOAJ
description We propose a pioneering approach that integrates optimization algorithms and technology computer-aided design to automatically optimize laterally-diffused metal-oxide-semiconductors (LDMOS) with a field-oxide structure. We define the ratio of the square of the breakdown voltage divided by the specific on-resistance as the figure-of-merit (FOM) and the objective function of our optimization. We compare the performance of three different algorithms: Nelder-Mead, Powell, and Bayesian Optimization. We show how the LDMOS performance evolves as each of the three optimization algorithms reach their optimized structure. We show that a straightforward Nelder-Mead optimization leads to a local optimum when optimizing over six input parameters. We find that Bayesian Optimization is the most data-efficient method to find the global optimized structure in the multi-domain design space.
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spelling doaj.art-2e11c6369146490484618caeecf7dc342023-06-30T23:01:12ZengIEEEIEEE Access2169-35362023-01-0111641606416910.1109/ACCESS.2023.328720410155324Algorithmic Optimization of Transistors Applied to Silicon LDMOSPing-Ju Chuang0https://orcid.org/0000-0001-9552-5579Ali Saadat1https://orcid.org/0000-0001-8628-0098Maarten L. Van De Put2Hal Edwards3https://orcid.org/0000-0002-1101-661XWilliam G. Vandenberghe4https://orcid.org/0000-0002-6717-5046Department of Materials Science and Engineering, The University of Texas at Dallas, Richardson, TX, USADepartment of Materials Science and Engineering, The University of Texas at Dallas, Richardson, TX, USAInteruniversity Microelectronics Centre (IMEC), Leuven, BelgiumAnalog Technology Development, Texas Instruments Inc., Dallas, TX, USADepartment of Materials Science and Engineering, The University of Texas at Dallas, Richardson, TX, USAWe propose a pioneering approach that integrates optimization algorithms and technology computer-aided design to automatically optimize laterally-diffused metal-oxide-semiconductors (LDMOS) with a field-oxide structure. We define the ratio of the square of the breakdown voltage divided by the specific on-resistance as the figure-of-merit (FOM) and the objective function of our optimization. We compare the performance of three different algorithms: Nelder-Mead, Powell, and Bayesian Optimization. We show how the LDMOS performance evolves as each of the three optimization algorithms reach their optimized structure. We show that a straightforward Nelder-Mead optimization leads to a local optimum when optimizing over six input parameters. We find that Bayesian Optimization is the most data-efficient method to find the global optimized structure in the multi-domain design space.https://ieeexplore.ieee.org/document/10155324/Bayesian optimizationLDMOSnelder-mead algorithmpower semiconductor devicepowell algorithmstep gate field oxide structure
spellingShingle Ping-Ju Chuang
Ali Saadat
Maarten L. Van De Put
Hal Edwards
William G. Vandenberghe
Algorithmic Optimization of Transistors Applied to Silicon LDMOS
IEEE Access
Bayesian optimization
LDMOS
nelder-mead algorithm
power semiconductor device
powell algorithm
step gate field oxide structure
title Algorithmic Optimization of Transistors Applied to Silicon LDMOS
title_full Algorithmic Optimization of Transistors Applied to Silicon LDMOS
title_fullStr Algorithmic Optimization of Transistors Applied to Silicon LDMOS
title_full_unstemmed Algorithmic Optimization of Transistors Applied to Silicon LDMOS
title_short Algorithmic Optimization of Transistors Applied to Silicon LDMOS
title_sort algorithmic optimization of transistors applied to silicon ldmos
topic Bayesian optimization
LDMOS
nelder-mead algorithm
power semiconductor device
powell algorithm
step gate field oxide structure
url https://ieeexplore.ieee.org/document/10155324/
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AT maartenlvandeput algorithmicoptimizationoftransistorsappliedtosiliconldmos
AT haledwards algorithmicoptimizationoftransistorsappliedtosiliconldmos
AT williamgvandenberghe algorithmicoptimizationoftransistorsappliedtosiliconldmos