By Robert Grist, Intersil, a Renesas Company Lithium-ion (Li-ion) batteries are used in a wide variety of portable system applications, including vacuum cleaners, lawn equipment, handheld power tools, e-bikes, and energy storage systems. Li-ion batteries are smaller, weigh less, and deliver longer battery life than other battery chemistries, but require monitoring and protection for safe […]
Power Management
3D electromagnetic simulation software brings more accurate S parameter estimation
Remcom announces circuit co-simulation and expanded signal integrity capabilities in the latest update to XFdtd 3D Electromagnetic Simulation Software. Circuit co-simulation facilitates a more realistic analysis of device performance by including imported circuit components within the electromagnetic simulation. The schematic for a desired component may be imported into XF via a netlist file, with support for SPICE […]
Improve automobile battery life with the right chemistry
by Theju Bernard, Intersil, a Renesas Company The automotive industry is quickly moving toward more electrification. The deployment of start-stop systems, emergency call (eCall) telematics, and hybrid vehicles is fueling the need for advanced battery management systems that not only charge the battery in a safe manner but also prolong its useful life. There are […]
Power Electronics Top Talks in November on EDABoard.com forums
Peer-to-peer, engineer-to-engineer questions and answers from the EDABoard.com engineering community around power electronics. Click the “Read more” link and follow the entire conversation and maybe add your two cents by logging in to EDAboard.com Gas discharge tube based mains transient protector – We have designed a 40W non-isolated, offline, 230VAC LED lamp. For transient protection, we […]
Power recorder/analyzer targets distributed generation
A power recorder/analyzer is designed to provide critical electrical operational data on remote installations such as solar generation arrays and wind turbines. The PQ Rugged package from PowerCET includes self-contained cell phone antennas and a modem, enabling the unit to communicate with its host without access to any local data infrastructure. Housed in a weather-proof […]
Buck-boost regulator targets mobile platforms using reversible USB Type-C connectors
The ISL95338 buck-boost voltage regulator for tablets, ultrabooks, power banks, and other mobile devices using the reversible USB Type-C connector. Intersil’s new bidirectional voltage regulator accepts input power from a wide range of DC power sources — AC/DC power adapters, USB power delivery (PD3.0) ports, travel adapters, power banks — and converts it to a […]
Power monitoring IC boosts software power measurement accuracy to 99% in Windows 10 devices
A precision power and energy monitoring chip works in conjunction with a software driver that is fully compatible with the Energy Estimation Engine (E3) built into the Windows 10 operating system to provide 99% accuracy on all Windows 10 devices that have batteries. Developed by Microchip Technology, the PAC1934 and Windows 10 driver can improve […]
LG smartphones now include adaptive battery charging
QNI and QNS adaptive charging technology can now be found in recently announced LG Mobile V30 and Q6 smartphones. The LG V30 smartphone is a flagship smartphone using the Qualcomm Snapdragon 835 chipset with Quick Charge 3. Use of QNI adaptive charging software from Qnovo, with special hardware acceleration available only in the Snapdragon 835, […]
Options for current sensing, Part 2
Part 1 of this FAQ discussed the issue of current measurement, and four transducers which can be used to measure current. The first two – shunt resistors and Hall-effect devices – can be used for AC or DC currents. We will now look at two other transducers – the Rogowski coil and the current transformer […]
Heat sinks excel in high-airflow systems
Advanced Thermal Solutions, Inc. (ATS), a leading-edge thermal engineering and manufacturing company focused on the thermal management of electronics, has a family of Pin Fin heat sinks designed as cost-effective solutions for systems with adequate airflow. The high aspect ratio design enables ATS Pin Fin heat sinks to provide low thermal resistance from base to […]