Development of LTCC-packaged optocouplers as optical galvanic isolation for high-temperature applications

P Lai, D Gonzalez, S Madhusoodhanan, A Sabbar… - Scientific Reports, 2022 - nature.com
This paper reports high-temperature optocouplers for signal galvanic isolation. Low
temperature co-fired ceramic (LTCC) technology was used in the design and fabrication of …

[HTML][HTML] Low thermal expansion metal composite-based heat spreader for high temperature thermal management

H Chen, F Zheng, W Cheng, P Tao, C Song, W Shang… - Materials & Design, 2021 - Elsevier
The electronic industry is facing pressing needs for cooling system with high-performance in
heat transfer and matched coefficient of thermal expansion (CTE) with the chips. Metal …

High-temperature analysis of optical coupling using AlGaAs/GaAs LEDs for high-density integrated power modules

S Madhusoodhanan, A Sabbar, H Tran, P Lai… - Scientific Reports, 2022 - nature.com
A low-temperature co-fired ceramic (LTCC)-based optocoupler design is demonstrated as a
possible solution for optical isolation in high-density integrated power modules. The design …

Development of High-Temperature Optocouplers for Gate Drivers Integrated in High-Density Power Modules

D Gonzalez, P Lai, S Chinnaiyan… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
In this article, a high-temperature optical galvanic isolator was developed. Details on the
packaging layout, LED to emitter configuration, mathematical models, and device integration …

High-temperature analysis of GaN-based MQW photodetector for optical galvanic isolations in high-density integrated power modules

S Madhusoodhanan, A Sabbar, H Tran… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
The indium-gallium nitride (InGaN)/gallium nitride (GaN) multiple quantum well (MQW)
structure is demonstrated as a possible solution for high-temperature photodiode …

An Introduction to Power Electronics Design Methodology

SMSH Rafin, H Hussein… - 2023 IEEE Design …, 2023 - ieeexplore.ieee.org
The development of effective and dependable electronic systems for a variety of
applications, from renewable energy systems and electric vehicles to industrial automation …

Design and optimization of high temperature optocouplers as galvanic isolation

A Sabbar, S Madhusoodhanan, H Tran, B Dong… - Scientific reports, 2022 - nature.com
The commercial InGaN-based (blue and green) and AlGaInP-based (red) multiple quantum
well (MQW) lighting emitting diodes (LEDs) were studied in a wide range of temperatures up …

[HTML][HTML] Electrical and thermal characterization of (250° C) SiC power module integrated with LTCC-based isolated gate driver

S Ahmed, P Lai, S Chinnaiyan, A Mantooth… - e-Prime-Advances in …, 2024 - Elsevier
The high-voltage SiC MOSFET power modules enable high-frequency and high-efficiency
power conversion. The parasitic inductances induced by traditional packages of this device …

Proposing an Accurate and Fast Optical Batch Inspection Method of Mini-/Micro-LEDs

Z Li, MC Huang, XJ Cao, D Xu, Y Lin… - IEEE Journal of the …, 2024 - ieeexplore.ieee.org
Based on the microscopic hyperspectral imaging technique, an optical batch inspection
method has been proposed by the authors to efficiently and precisely obtain the absolute …

Size-Dependent Quantum Efficiency of Flip-Chip Light-Emitting Diodes at High Current Injection Conditions

X Zhang, Y Li, Z Li, Z Miao, M Liang, Y Zhang, X Yi… - Photonics, 2021 - mdpi.com
Versatile applications call for InGaN-based light-emitting diodes (LEDs) to operate at ultra-
high current densities with high quantum efficiency. In this work, we investigated the size …