TDK Corporation announces the introduction of the CSS65A series of AC-DC power supplies with an off-load power consumption of less than 75mW. Packaged in the industry standard 2” x 4” footprint with a low height of 1.08”, the series is suitable for many medical, clinical, test and measurement, process control, broadcast and communications applications. The […]
AC-DC
2-V input synchronous step-down switching regulator features super-low EMI/RFI emissions
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8609S, a 2A (3A Peak), 42V input synchronous step-down switching regulator. Its unique Silent Switcher® 2 architecture uses two internal input capacitors as well as internal BST and INTVCC capacitors to minimize the area of the hot loops. The LT8609S design dramatically reduces EMI/EMC […]
Compact, encapsulated board-mount packaged ac-dc supplies provide up to 20 W
CUI’s Power Group today introduced a new line of low power, encapsulated ac-dc power supplies to their broad power portfolio ranging from 1 W to 12 kW. Housed in a compact, encapsulated board mount package with industry standard pin-outs, the new PSK series offers models with 6, 10, 15, and 20 W of continuous power. […]
Top power electronics threads on EDAboard.com – May
(editor’s note: Intrigued by these power electronics problems? Have a question or another solution? Then click the “Read more” link and follow the conversation on EDAboard.com or log in to EDAboard and participate in the power electronics forum threads.) Common mode noise mitigation in offline power supplies – In offline power supplies, common mode emissions […]
EV battery packs deliver high energy density in safe packaging
Anhui Xinen Technology Company, Ltd. announced the launch of its electric vehicle (EV) battery pack that is fire, water, leak, and temperature resistant and prevents explosions, resolving the most critical problem in the EV industry to provide uncompromised safety and reliability for consumers. Xinen’s patented battery pack module is composed of hundreds of battery cells positioned […]
Laptop power adaptor hits 94% efficiency, squeezes into 3.19 in.3 space
A reference design for a tiny, 65-W, 94% efficient ac/dc power adaptor for laptops measures just 3.19 in.3 and has a power density of 20 W/in3. This high efficiency means that the device runs cooler than standard ac/dc adapters. At the core of this adapter is a synchronous rectifier circuit using 150-V, 7-mΩ EPC2033 eGaN […]
Find your Power on Sager Electronics’ Specialized Website
Sager Electronics, a leading North American distributor of Interconnect, Power and Electromechanical components, welcomes design engineers and purchasing professionals to “find their power” on its power.sager.com website. The site, designed specifically with the engineer in mind, offers over 15,000 world-class AC/DC, DC/DC and DC/AC solutions from 20 leading power supply manufacturers. During the month of […]
Test Setup Handles CTIA Power Checks for Mobile Devices
Anritsu Company expands its broad mobile device test portfolio with the introduction of CTIA battery life test capability for its Signaling Tester MD8475B. Also available on the Signaling Tester MD8475A, the CTIA battery life support, along with the Anritsu SmartStudio Manager interface, allows engineers to conduct battery life tests on mobile devices in accordance with […]
300-W medical ac/dc supplies meet 4th-edition EMC standards
CUI’s Power Group today announced the addition of a compact 300 W series to its line of internal ac-dc medical power supplies. The VMS‑300A series, available in industry standard 3” x 5” open frame and metal enclosed packages, delivers efficiencies up to 94% and high power densities up to 14.5 W/in3. Meeting EN 60601-1 edition […]
First GaN-based AC-DC power supply with totem pole PFC topology
Transphorm Inc. stated today that the recently announced high-efficiency TET3000-12-069RA power supply marks another GaN industry milestone. Developed by Bel Power Solutions, a Bel group company, the AC to DC front-end TET3000 uses a GaN-based bridgeless totem-pole power factor correction (PFC) topology to achieve greater than 96 percent efficiency. The power supply will be displayed during […]