Category: Power
Lipo Charge/Boost/Protect board in 18650 cell holder format
Peter6960 published a new build: So couple months ago, GreatScott made a video where he designed a circuit. Nothing too innovative, just the same TP4056 charger the MT3608 Boost combined on one PCB. He did add a Lipo protection circuit though, initially using the same DW01. But then,...
Continue Reading1W regulated SMT DC/DC converter can be used in alternative energy
Expanding its range of embedded-core DC/DC converters, Murata Power Solutions adds the NXF1 series of regulated, high isolation converter with 3.3 or 5.0V outputs. Inputs available are nominal 3.3 and 5.0V in an industry-standard, surface-mount package with a low profile of 5.1mm. Line...
Continue ReadingPowering Batteries With Protons – A Potential Disruption in the Energy Industry
Climate Change have been a crucial factor taken into consideration by the Australian researchers from Royal Melbourne Institute of Technology before creating the first rechargeable proton battery. After considering all available options about cost and availability of the materials needed,...
Continue ReadingThe behavior of electro-magnetic radiation of power inductors in power management
Application note form Würth Elektronik about EM radiation radiated from inductors in DC-DC converters. This Application Note focuses on the Electro-Magnetic (EM) radiation behavior of power inductor(s) in DC-DC converters, which is dependent on several parameters such as ripple...
Continue Reading1kW bidirectional DC-DC converter with credit card footprint
Diamond Electric in Japan has designed a 1kW isolated bidirectional DC-DC converter (IBDC) inverter using gallium nitride (GaN) devices that is the size of a credit card. by Nick Flaherty @ eenewseurope.com: The technology can substantially reduce the weight and size of DC-DC...
Continue ReadingPowerSpot Far Field Wireless Charger Will Charge Devices Up to 80 Feet Away
Over the last few years, there has been an unprecedented growth in the consumer electronics industry. The smartphones, fitness trackers, Smart homes devices, wearables, earbuds, VR/AR, and much more have fostered this growth. The Smartphone proliferation has been a key factor in the...
Continue ReadingCould Sodium-ion Batteries be a Replacement for Li-ion Batteries?
In early 1990s lithium-ion batteries started gaining popularity as a substitute for nickel-cadmium batteries. They have higher energy density, low self- discharge, and low maintenance, but it was soon found that they have short life span, unstability which causes security concerns and...
Continue ReadingWattUp – RF based Wireless Charging at a Distance
Recently, many big companies such as Samsung have developed wireless chargers which work by induction. These chargers usually consist of a station which needs to be in contact with the device in order to charge. The station defeats the purpose of being able to move and walk while still...
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