Murata today introduced several AC/DC converter product lines developed for the Industrial, Automation, IoT, Smart Buildings, Medical, and Security markets – the BAC1, BAC3, and BAC05. These solutions feature wide industrial temperature ranges and have been ruggedized to operate efficiently in the most demanding environments. Further, with reinforced insulation, they deliver unsurpassed safety qualifications for both AC […]
AC-DC
How to verify ac/dc power supply performance
Designers specifying ac/dc power supplies are concerned with maintaining performance over a range of input and load conditions and complying with demanding international regulations for efficiency, standby power, harmonics, power factor, safety, and electromagnetic compatibility. Identifying relevant standards and the associated testing requirements is a critical part of that process. This FAQ will review some […]
11.2-kW isolated SMPS that produces 28 Vdc for military apps
Marotta Controls announced the availability and final qualification of the PS11200—the fourth variant in the 1-STEP product line. This switch-mode power supply (SMPS) offers 11,200 Watts of fully isolated output power with 91 percent efficiency at full load. It is designed to replace legacy 400 amp solutions that generally produce unregulated or loosely regulated power […]
AC-DC power supplies for budget-conscious applications
XP Power announced the introduction of the LCS series of regulated output, convection cooled AC-DC power supplies that are well-suited to budget-conscious applications. The four new series (LCS35, LCS50, LCS75, and LCS100) offer power levels of 35W, 50W, 75W, and 100W, respectively, and feature class B conducted and radiated emissions for easy & low-cost system […]
USB Type-C power delivery 3.0 reference design features PPS support
STMicroelectronics has revealed a USB Type-C Power Delivery 3.0 reference design with Programmable Power Supply (PPS) support to accelerate the design of easy-to-use, compact, and efficient power adapters up to 27W with the zero-power operation when no cable is connected. USB PPS helps to save power, and reduce device-charging times and heat dissipation, contributing also to cut […]
Universal energy harvesting/power management module targets IoT devices
The EHM-UNIV from Xidas is a small surface-mount energy harvesting and power management module that eliminates the need for engineers to purchase energy harvesting evaluation modules and determine how to engineer power management ICs into their application. Xidas has spent over two years working in partnership with the US National Science Foundation (NSF) to address […]
Titanium-Efficiency 3.2 kW supplies optimized for server intermediate-bus architectures
Bel Power Solutions announced the expansion of their portfolio to include the TET3200-12-069RA, a 3200 W Titanium efficient AC-DC front-end power supply that can convert up to 277 VAC into the main output of 12 VDC for powering intermediate bus architectures (IBA) in high performance and high-reliability servers, routers and network switches and applications. The […]
Picking reliable power supplies
A few basic parameters can be useful for selecting power supplies that must work dependably in specific application scenarios. Alex Karapetian Acopian Power Supplies Electronic devices require a reliable source that can supply power at all times. But power supplies are available in a wide range of voltage and current ratings. Engineers tasked with selecting […]
Switched capacitor power conversion for electronic systems
Switched capacitor (SC) technology can be integrated into ICs and used for dc/dc converters, voltage inverters, voltage doublers, voltage dividers, and standalone dc/dc converters, ac/dc power supplies, and solar microinverters. This FAQ is focused on power conversion for the internet of things, portable, medical, automotive, computing and communications, and renewable energy applications. The next FAQ […]
ESD-suppression devices protect high-speed data lines
Nexperia announced three new TrEOS protection devices that provide the most compact method to suppress ESD in USB3.2, HDMI2.1, and other high-speed data lines. The new PUSB3BB2DF, PESD5V0C2BDF, PESD4V0Z2BCDF devices provide best-in-class ESD protection and system robustness by combining high RF performance with very low clamping and very high surge capability. The new parts […]
