Category: Power
High voltage Half-Bridge with Current Feedback using L6390
The project presented here is a versatile high voltage Half-Bridge with current feedback. The board is built using L6390 IC from ST Semiconductor. It is suitable for DC-DC converters, EHT drivers, induction heater drivers, battery chargers, LED drivers, DC motor speed controller and...
Continue ReadingPower Integrations’ New MinE-CAP IC Reduces Volume of AC-DC Converters by Up to 40%
Power Integrations , the leader in high-voltage integrated circuits for energy-efficient power conversion, announced the MinE-CAP™ IC for high power density, universal input AC-DC converters. By halving the size of the high-voltage bulk electrolytic capacitors required in...
Continue ReadingFree Elektor Project: Inrush Current Limiter (Soft Starter) for AC and DC Loads
Inrush current/Switch-ON surge is the maximal instantaneous input current drawn by an electrical device when first turned on. Inrush current is much higher than the load’s steady-state current and that’s the source of many problems such as fuse blowing up, load failure, load’s...
Continue ReadingParalleling linear regulators made easy
Various configuration of linear regulator for parallel operation discussed in this technical article from Analog Devices. Linear regulators provide a simple, low noise solution for dc-dc regulation. However, at higher VIN-VOUT differentials the low efficiency and high power dissipation...
Continue ReadingNCR18650BD-Improved, the ultimate generation of safe, smart and stable Li-ion cell
Panasonic’s new NCR18650BD-Improved is the latest evolution of its Li-ion cell – and can be considered as the result of the last years’ efforts to further evolutionize reliability, longevity and performance alongside the requirements of contemporary applications. “Frankly...
Continue ReadingDelta T31SN 100W DC/DC family in compact 1/32 brick format
T31SN series of 1/32 Brick, 9~53V input, single output, non-isolated DC/DC converters, are the latest offering from a world leader in power systems technology and manufacturing ― Delta Electronics, Inc. This product family provides up to 100 watts of power or 8A of output current....
Continue ReadingMurata’s ultra-small, 0.5 A to 2.0 A DC/DC converters offer high efficiency and low noise
Murata's MYR series are the PicoBK™ DC/DC converters that integrate a coil and a control IC. The ultra-small form-factor measures 2.5 mm x 2.0 mm x 1.0 mm. The MYR series is significantly smaller than discrete solutions. In most cases, these modules occupy less than half the...
Continue ReadingBMR464 DC/DC PoL Regulator
Flex Power Modules' 50 A digital point of load (PoL) regulator has horizontal and vertical mount options available Flex Power Modules' BMR464 regulator can be configured and monitored via PMBus® and measures 30.85 mm x 20.0 mm x 8.2 mm. It accepts input voltages from 4.5 V to 14...
Continue Reading