Contents Regulars


04 Trend 05 Technology 08 Circuit Drill


By Dr Sulaiman Algharbi Alsayed, Managing Director, Smart PCB Solutions


10 Urban Airspace By Mark Patrick, Director of technical content, Mouser Electronic


NEW REGULAR 26 Event


Southern Manufacturing and Electronics 2024 48 Products 49 Buyers’ guide 50 Contact directory 51 Web locator


July 2021 www.electronicsworld.co.uk


Cover supplied by Features


14 Power MUX – safely and easily controlling the switching between diff erent power sources By Yurii Makhovych, Junior App and Documentation Engineer, Renesas Electronics, Lviv, Ukraine


21 Building a power supply for processors By Erik Lamp, Product Applications Engineer, and Xinyu Liang, Applications Engineering Manager, both at Analog Devices


28 The meaning of IP ratings in power supplies By Maximilian Hülsebusch, Global Product Marketing and Communications Manager, Puls Power


31 Unique technology delivers more from fi xed power budgets


By Dr Zaki Ahmed, Founder, Pulsiv


34 Trends and methods of thermal management in electronics By Ray Rasmussen, Managing Partner, Occam


Microchip Technology


More on pages 6- 7


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37 Thermally-conductive silicones for renewable energy technologies By Jayden Cho, Global Segment Leader, Display, Industrial Electronics and Microelectronics, and Julien Renaud, Technical Service and Development engineer, both at Dow Consumer Solutions


42 The next stage in thermal materials for 5G By Dr James Edmondson, Senior Technology Analyst, IDTechEx


44 Looking for components for your products? There is an answer…. By Del Williams, technical writer based in the US


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November 2023 Volume 128 Issue 2031 £5.90


Edge computing Secure IoT system design with PolarFire SoC and FPGAs


IN THIS ISSUE: • Managing power • System design • Thermal management • Components


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