Power Sources http://electronicdesign.com/taxonomy/term/25803/more en Eliminate Those Automotive Load-Dump Circuit-Protection Headaches http://electronicdesign.com/power/eliminate-those-automotive-load-dump-circuit-protection-headaches <div class="node-body article-body">As the automotive industry increasingly relies on electronic systems to improve safety and the overall driving experience, circuit protection becomes more important than ever. </div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/eliminate-those-automotive-load-dump-circuit-protection-headaches" target="_blank">read more</a></p> http://electronicdesign.com/power/eliminate-those-automotive-load-dump-circuit-protection-headaches#comments Automotive circuit protection Power Power Sources Wed, 11 May 2016 15:22:00 +0000 875371 at http://electronicdesign.com Test Technique Quantifies Jitter of Discrete-Comparator Design http://electronicdesign.com/test-measurement/test-technique-quantifies-jitter-discrete-comparator-design <div class="node-body article-body">Testing high-performance designs for parameters such as jitter is not easy, but this circuit, when used with a standard, high-end mixed-signal oscilloscope, yields accurate and meaningful results.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/test-measurement/test-technique-quantifies-jitter-discrete-comparator-design" target="_blank">read more</a></p> http://electronicdesign.com/test-measurement/test-technique-quantifies-jitter-discrete-comparator-design#comments Analog Ideas for Design Power Sources Test & Measurement Tue, 10 May 2016 13:05:00 +0000 875311 at http://electronicdesign.com Gallery: The History of Solar-Powered Airplanes http://electronicdesign.com/power/gallery-history-solar-powered-airplanes <div class="node-body gallery-body">Solar Impulse 2, which recently crossed the Pacific Ocean without a single drop of fuel, is not the first solar-powered aircraft and it will certainly not be the last.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/gallery-history-solar-powered-airplanes" target="_blank">read more</a></p> http://electronicdesign.com/power/gallery-history-solar-powered-airplanes#comments Hot Topics Energy Analog Electromechanical Power Power Sources Thu, 28 Apr 2016 13:45:00 +0000 874781 at http://electronicdesign.com Find and Fix Power-Supply Noise Issues When Charging Cells http://electronicdesign.com/test-measurement/find-and-fix-power-supply-noise-issues-when-charging-cells <div class="field-byline"> Bob Zollo, Keysight Technologies </div> <div class="node-body article-body">Often times, standard power test equipment can be more flexible than dedicated cell testers when analyzing power supplies. </div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/test-measurement/find-and-fix-power-supply-noise-issues-when-charging-cells" target="_blank">read more</a></p> http://electronicdesign.com/test-measurement/find-and-fix-power-supply-noise-issues-when-charging-cells#comments Contributing Technical Experts Power Power Sources Test & Measurement Mon, 11 Apr 2016 15:31:00 +0000 873851 at http://electronicdesign.com High-Voltage SMPSs with Special Device Drivers Improve Efficiency http://electronicdesign.com/power/high-voltage-smpss-special-device-drivers-improve-efficiency <div class="node-body article-body">Switch-mode power supplies (SMPSs), which dominate today's power-supply designs, can take advantage of a special high-side/low-side driver to overcome the disadvantages of using a transformer. </div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/high-voltage-smpss-special-device-drivers-improve-efficiency" target="_blank">read more</a></p> http://electronicdesign.com/power/high-voltage-smpss-special-device-drivers-improve-efficiency#comments Analog Power Power Sources Texas Instruments Tue, 05 Apr 2016 17:00:00 +0000 871541 at http://electronicdesign.com Graphene Sheets, Wrinkled and Crumpled, Make Better Batteries http://electronicdesign.com/power/graphene-sheets-wrinkled-and-crumpled-make-better-batteries <div class="node-body article-body">New research has found that battery electrodes made out of heavily wrinkled sheets of graphene can provide current density 400% greater than flat graphene. It serves as more evidence that graphene could lead to vastly more efficient batteries.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/graphene-sheets-wrinkled-and-crumpled-make-better-batteries" target="_blank">read more</a></p> http://electronicdesign.com/power/graphene-sheets-wrinkled-and-crumpled-make-better-batteries#comments Automotive Hot Topics Energy Power Power Sources Tue, 29 Mar 2016 18:00:00 +0000 872701 at http://electronicdesign.com <p>Wrinkled sheets of graphene oxide, an extremely thin lattice&nbsp;of hydrogen, carbon, and oxygen molecules. New research has shown that more severe wrinkles can vastly enhance its electrochemical properties. (Image courtesy of Hurt Laboratory,&nbsp;Brown University).</p> Automotive Load Balancing For Li-Ion Batteries http://electronicdesign.com/power/automotive-load-balancing-li-ion-batteries <div class="node-body article-body">Battery-management designers have developed load-balancing techniques to combat charging and discharging imbalances in lithium-ion cells, such as those used in the EV field. </div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/automotive-load-balancing-li-ion-batteries" target="_blank">read more</a></p> http://electronicdesign.com/power/automotive-load-balancing-li-ion-batteries#comments Automotive Power Power Sources Texas Instruments Tue, 22 Mar 2016 16:00:00 +0000 870631 at http://electronicdesign.com The Charge-Pump Option to LDO and Inductor-Based Regulators http://electronicdesign.com/power/charge-pump-option-ldo-and-inductor-based-regulators <div class="node-body article-body">Charge pumps are ideal for designs using a larger, main single-voltage power supply that requires lower-current auxiliary voltage sources, and can handle ICs and components that demand multiple voltages.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/charge-pump-option-ldo-and-inductor-based-regulators" target="_blank">read more</a></p> http://electronicdesign.com/power/charge-pump-option-ldo-and-inductor-based-regulators#comments Analog Components Power Power Sources Texas Instruments Tue, 15 Mar 2016 16:34:00 +0000 870291 at http://electronicdesign.com "Bolt-On" Circuit, Transistors Create Zero-Drift Current Source http://electronicdesign.com/power-sources/bolt-circuit-transistors-create-zero-drift-current-source <div class="node-body article-body">By leveraging the characteristics of transistor pairs and components, you can develop an add-on circuit that reduces the drift of a current source to near zero.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power-sources/bolt-circuit-transistors-create-zero-drift-current-source" target="_blank">read more</a></p> http://electronicdesign.com/power-sources/bolt-circuit-transistors-create-zero-drift-current-source#comments Analog Ideas for Design Components Power Power Sources Mon, 14 Mar 2016 15:47:00 +0000 871471 at http://electronicdesign.com Powermat Adds Support for Airfuel Alliance Wireless Charging Standards http://electronicdesign.com/power/powermat-adds-support-airfuel-alliance-wireless-charging-standards <div class="node-body article-body">Powermat's charging pads will be compatible with both inductive and resonant wireless charging products certified by the Airfuel Alliance.</div> <div class="og_rss_groups"></div><p><a href="http://electronicdesign.com/power/powermat-adds-support-airfuel-alliance-wireless-charging-standards" target="_blank">read more</a></p> http://electronicdesign.com/power/powermat-adds-support-airfuel-alliance-wireless-charging-standards#comments Mobile Power Power Sources Tue, 01 Mar 2016 16:25:00 +0000 870321 at http://electronicdesign.com <p>Powermat is also upgrading its charging pads to support Samsung Wireless Fast Charge, which is built into the Korean company&rsquo;s Samsung Galaxy 6 and Galaxy Note 4 smartphones.&nbsp;(Image courtesy of&nbsp;<a data-rapid_p="30" data-track="attributionNameClick" href="https://www.flickr.com/photos/janitors/" title="Go to Kārlis Dambrāns's photostream">Kārlis Dambrāns</a>, Flickr).</p>