Power Electronics / Power Management


Latest Articles

Tiny 500 mA DC-DC converter
15 October 2008, Altron Arrow
Giving portable designers the ability to add more features and functions to a handheld device, Texas Instruments recently announced what it claims is the industry's smallest and thinnest 500 mA, step-down ...

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Buck regulator suits 5 V bus
15 October 2008, MB Silicon Systems
Micrel has released a new non-synchronous PWM buck regulator. Operating at 2 MHz, the MIC4724 addresses designers’ needs for high operating/transient voltage for the popular 5 V bus. It targets wired ...

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Power supplies for medical technology
15 October 2008, Phoenix Contact
Phoenix Contact’s single-phase Quint Power SFB power supplies with an output voltage of 24 V d.c. have been approved for use in medical technology. The devices can now be employed in electrical medical ...

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Low-profile power inductors
15 October 2008
Taiyo Yuden has announced its new NR6028 series of 6 x 6 x 2,8 mm (l x w x h) wire-wound power inductors optimised for DC-DC converter choke coil applications in LCD/plasma TVs and other flat panel displays ...

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Bench-top power supply
15 October 2008, Mimic Components
The PSU 130 from Lascar is a compact, lightweight bench-top power supply in a stylish enclosure. Designed as an affordable yet highly functional piece of lab equipment, the PSU 130 is specifically targeted ...

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Backup power for building installation
15 October 2008
With the uncertainty over Eskom’s and local municipalities’ ability to guarantee electricity supply, it makes sense to consider alternative power sources and back-up solutions. It would be most cost effective ...

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High-voltage MOSFETs
15 October 2008, EBV Electrolink, Electrocomp
The CoolMOS 900 V Super-Junction MOSFET series from Infineon offers extremely low static and dynamic losses, with device characteristics resulting in excellent performance for switching applications. ...

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Buck regulator with wide input range
15 October 2008, NuVision Electronics
The MP4462 from MPS is a high-frequency step-down switching regulator with an integrated internal high-side high-voltage power MOSFET. It provides 3,5 A output with current mode control for fast loop ...

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Slim DIN rail power supplies
1 October 2008, Current Automation
Mean Well recently launched the first model of its new slim DIN rail product series in the form of the SDR-240. Featuring 93,5% efficiency, it can provide 240 W continuously or 360 W for a 3 second interval ...

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ESBT for SMPS designs
1 October 2008
STMicroelectronics has introduced a new ESBT (emitter-switched bipolar transistor) power switch, which enables engineers to improve efficiency, cost, component count and size in auxiliary switched-mode ...

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Compact buck-boost regulators
1 October 2008
Analog Devices has introduced what it claims is one of the industry’s smallest buck-boost regulators, and the first to support switching frequencies at speeds up to 2,5 MHz. Designed to regulate voltages ...

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25 V buck converter chipset
1 October 2008, Future Electronics
International Rectifier has introduced a 25 V synchronous buck converter DirectFET MOSFET chipset for point-of-load (POL) converter designs. The new chipset combines IR’s latest generation HEXFET silicon ...

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Linear regulator suits MCU sleep modes
17 September 2008, CST Electronics
Maxim’s new MAX16999 is a low-output-voltage linear regulator capable of delivering up to 100 mA for always-on applications. Designed as a parallel supply for powering the core or interrupt section of ...

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High-current step-down converters
17 September 2008, KH Distributors
Delivering from 3 A to 12 A of output current and supporting up to 28 V input, Exar’s PowerBlox family provides in a single chip solution integrating the controller and MOSFETs, a highly efficient (up ...

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Converters integrate LDO
17 September 2008, Hi-Q Electronics
AnalogicTech has introduced a new family of high-voltage, high-current, non-synchronous step-down converters capable of providing high-efficiency power conversion from 24 V supplies. These new devices ...

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72 V DC-DC converters target transportation
17 September 2008
Vicor has added a new 72 V input series for the Maxi, Mini and Micro family of DC-DC converters. This new series greatly expands Vicor’s product offering for the railway and transportation segment, ...

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90 W AC-DC adapters
17 September 2008, Current Automation
Mean Well has expanded its AC-DC adapter line with the introduction of the GS90 series. This new generation of 90 W adapters complies with the latest Energy Star regulation (version 2.0). Possessing no-load ...

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Rectifiers rated to 25 A
17 September 2008, EBV Electrolink
Vishay recently announced a new series of enhanced high-current-density PowerBridge rectifiers with current ratings of 10 A to 25 A and maximum peak reverse voltage ratings of 600 V to 1000 V. The single-phase ...

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Li-Ion/Li-Polymer battery charger
17 September 2008
New from Microchip is the MCP73871 charge-management controller – a Li-Ion/Li-Polymer charger with an intelligent charge management feature that enables simultaneous AC-DC-adapter or USB-port charging ...

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Dual-output DC-DC converters
17 September 2008, CST Electronics
Maxim has introduced the MAX5098A/MAX5099 dual-output DC-DC converters capable of delivering 2 A and 1 A of output current from the respective output channels. Designed to operate directly from a car ...

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