Power Electronics / Power Management


Latest Articles

1 A voltage regulators
12 May 2010
ON Semiconductor has introduced five new CMOS linear voltage regulator families. The NCP69x families are optimised for use in low current consumption portable battery-powered and ‘always on’ applications ...

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The evolution of power supply technology
28 April 2010
In a relatively short time, semiconductor-based electronic systems have developed at an exponential rate. It started with the first integrated circuit, developed in the 1950s, comprising just two transistors ...

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12-channel power supply sequencer
28 April 2010, Altron Arrow
Texas Instruments recently introduced a 12-channel sequencer and system health manager with fan control and multiphase PWM clock generator. The UCD90124 integrates system power management and system ...

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Dual-input Li+ battery charger
28 April 2010, CST Electronics
The MAX8934 from Maxim is a dual-input linear charger which monitors battery temperature and automatically adjusts the charge current and termination voltage to a safe level according to temperature. ...

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2,5 MW inverter for wind turbines
28 April 2010
Power-One has developed a 2,5 MW inverter for use in large off-shore and on-shore wind turbines. It has already delivered the unit to a leading US wind turbine manufacturing company and also expects it ...

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AC-DC full-brick power supplies
28 April 2010, Accutronics
Complementing the PFE range of AC-DC full-brick power supplies, TDK-Lambda has introduced the PFE-S series with enhanced circuitry to improve lightning surge capability (up to 6 kV) and line interrupt ...

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20 V step-down regulators
28 April 2010
Analog Devices’ ADP2300 and ADP2301 are new 20 V, 1,2 A DC-DC switching regulators which integrate a high-side MOSFET that delivers power conversion efficiencies greater than 90%. The new regulators also ...

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Wireless electricity monitor
28 April 2010, MANTECH
The CM119 wireless electricity monitor from OWL provides up to the second information on the amount of electricity a target system is using in terms of power, cost and carbon footprint. This allows the ...

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160 W AC-DC adapter
28 April 2010, Current Automation
The GS160 series is the newest addition to Mean Well’s AC/DC adapter lineup, and provides 160 W operation while complying with worldwide regulations for external power supplies. Possessing very low ...

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Solar panel junction boxes
28 April 2010
The SolarSpec junction box design from Molex, with trim profile and robotic-assembly features, simplifies the process of assembling silicon photovoltaic (PV) systems and enables PV panel manufacturers ...

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Designing power supplies with 95% efficiency
28 April 2010, Vepac Electronics
The size or power density of a power supply is a key criterion when selecting the optimum product for a given application. In applications where fans are not desirable due to noise or reliability concerns, ...

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Power conversion ICs
28 April 2010, MB Silicon Systems
Power Integrations recently launched TOPSwitch-JX, a highly integrated family of 16 power conversion ICs incorporating a 725 V power MOSFET for use in flyback power supplies. The device’s multimode control ...

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6 V cycling AGM batteries
28 April 2010, MANTECH
Trojan Battery is offering a range of absorbed glass mat (AGM) batteries for heavy-duty cycling applications. The batteries are designed to provide maintenance free convenience with no watering required, ...

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Power supplies for medical technology
28 April 2010, Phoenix Contact
Phoenix Contact’s single-phase Quint Power SFB power supplies with 24 V and 48 V d.c. output voltage have been certified for the medical sector. With a test certificate in accordance with IEC 60601-1 ...

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High-voltage power MOSFETs
28 April 2010, Altron Arrow
STMicroelectronics has introduced a new family of power MOSFETs combining high voltage capability, ruggedness and low losses, making them well suited for use in high-efficiency power supplies for products ...

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Quarter-brick evaluation board
28 April 2010, NuVision Electronics , Altron Arrow
National Semiconductor and Silicon Laboratories have announced a new quarter-brick isolated DC-DC converter evaluation board and reference design to help power supply designers achieve higher power density. Featuring ...

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DC-DC modules supply up to 1,2 kW
28 April 2010, Vepac Electronics
The DC/DC power supply systems of the series MPG from MTM Power are designed for applications such as transportation, telecommunications and the charging of lead batteries during standby parallel operation. ...

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Transformerless solar inverters
28 April 2010, Siemens South Africa
A transformerless inverter is the latest product to supplement the Sinvert series of solar inverters from the Siemens Industry Automation division. Compared to units with transformers, the new three-phase ...

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Current-mode controllers
28 April 2010, Future Electronics
ON Semiconductor has introduced the NCP1237, NCP1238 and NCP1288 fixed-frequency, current-mode controller ICs. Targeted at AC-DC adapter applications, the new controllers are available in a choice of ...

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Enabling devices for power over Ethernet
28 April 2010
Power over Ethernet (PoE) brings a host of benefits to the design, implementation and long-term usability of wired Ethernet local area networks (LANs). Cost, flexibility and even safety are all enhanced. ...

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