Efficient power conversion technology now makes buoy systems practical for powering real-world devices. Autonomous offshore power systems (AOPS) now capture mechanical wave energy and convert it into usable power for a wide range of oceanic applications such as offshore oil and gas exploration and production, offshore carbon sequestration, oceanographic research, aquaculture and homeland defense. An […]
Power Management
1.5kW ac-dc power supplies offer CV and CC operation
Two new single-phase 1.5kW AC-DC power supplies from XP Power offer programmable constant voltage (CV) and constant current (CC) operation with analog and digital interfaces for user control. The compact and convenient solutions use an efficient resonant zero-volt switching (ZVS) topology and are suitable for equipment manufacturers in a wide range of industries including industrial, […]
BMS technology shows 60% increase in battery lifetime, 129% increase in storage capacity
Brill Power, an Oxford University spin-out company, launched “intelligent” battery management systems (BMS) incorporating technology designed to transform the cost and performance of energy storage systems by increasing battery life by up to 60 percent, enhancing storage capacity by up to 129 percent, increasing systems uptime, and driving down the lifetime operating costs for energy […]
Three-phase power modules target high-efficiency telecom, networking, data center apps
The new lower-voltage, true three-phase, 6-kilowatt (kW) version from ABB Power Conversion provides the power levels needed in telecommunication and networking applications. The low-line rectifiers provide the foundation for a variety of lower-voltage power systems to be developed by ABB, starting with its low-line GPS4830. Both the low-line GP100 and GPS4830 help power designers and […]
Coil drivers address wireless charging apps
The AOZ32033AQI coil drivers from Alpha and Omega Semiconductor offers 30V, 11mOhm in a QFN3x3 package. AOZ32033AQI is an integrated half-bridge gate driver capable of driving high-side and low-side N-channel MOSFETs. It features SRC (Slew Rate Control) to adjust sink/source current and provide the ideal trade-off between efficiency and EMI optimization in the design of […]
High input voltage, wide input range SMPS sports active PFC for 1-kW industrial applications
ABSOPULSE Electronics introduces the PFHI 1K-FXW series of high input voltage, wide input range switched-mode power supplies with active power factor correction (PFC) designed for 1kW industrial applications. The power supplies operate over 180V to 480V AC-input range, 400Vac nominal input or custom. Outputs include 24Vdc/40A, 48Vdc/20A, 110Vdc/9A or 125Vdc/8A or custom. An optional built-in […]
Lithium-iron phosphate batteries are scalable to 800 V
electroVolt announces its new PRISLogic Lithium-Iron Phosphate (LiFePO4) batteries. Engineered for safety and reliability, the PRISLogic prismatic cells provide the highest level of performance without the cost, complexity, and lead time of a custom-built solution. Designed to support a variety of specialized applications, including telecommunications, data center backup, material handling, and unmanned systems, the 12.8v PRISLogic modules are […]
Non-isolated digital PoL DC-DC converter handles 110 A
Advanced Energy introduced the Artesyn LGA110D, a 110 amp-rated, non-isolated digital point-of-load DC-DC converter. The latest addition to the company’s LGA family, the LGA110D delivers a higher current rating at 30% higher power conversion density than any DC-DC converters in its class, making it a superior solution for a broad range of applications in the […]
High-side drivers integrate logic, MOSFET and analog circuitry in 6 mm x 6 mm
The VN9D30Q100F and VN9D5D20FN from STMicroelectronics introduce a new generation of automotive intelligent switches, the first in the market with digital current sensing among the fully digital on-chip diagnostic features. Designed for high-side connection in applications powered from a 12V battery, the drivers simplify the hardware and software design of electronic control units (ECUs) and […]
Current shunt resistors handle 5 W in space-efficient 2818 package
Power management applications for frequency converters, inverters, and hybrid power modules demand high power with environmental and electrical stability. While high power shunt resistors for current sensing are becoming more readily available, there is normally a tradeoff between high power and stable performance to achieve the higher power rating. Stackpole’s HCSM utilizes a metal element and […]