Power Electronics / Power Management


Latest Articles

Hot-swap power managers
1 April 2009, EBV Electrolink
Texas Instruments has introduced three new hot-swap managers that help protect against over-currents for voltage rails between 3 V and 20 V and an operating current of up to 5 A. The TPS2420 comes ...

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PFC controller employs interleaving
1 April 2009, EBV Electrolink
New from Fairchild Semiconductor is a boundary conduction mode (BCM) interleaving power factor correction (PFC) controller that provides over 96% power conversion efficiency for AC-DC power supplies. ...

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Compact 350 W power supplies
1 April 2009, Vepac Electronics
XP Power has announced additionsto its MFA350 AC-DC power supply product lineup that are aimed at industrial applications. The new 350 Watt compact models, which can be specified with either screw terminals ...

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Power distribution switches
1 April 2009, Altron Arrow
Four new power distribution switches from Texas Instruments enable end equipment to handle heavy capacitive loads while preventing short-circuits in a variety of applications. The new chips offer a programmable ...

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How to design small, efficient power supplies
18 March 2009, Vepac Electronics
In an odd way, power supplies are like insurance policies – you know you need one but it is not something you really want to think about. How your next electronic system functions is much more interesting; ...

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Quad-output power supply IC
18 March 2009
As electronics manufacturers pack more and more features into smaller devices, space is at a premium in the power supply housing, as well as on the system board. To help developers design compact power ...

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NiMH charger IC
18 March 2009, CST Electronics
New from Maxim is the DS2710, a standalone, NiMH charger IC with alkaline-cell detection. Eliminating the need for circuit design or micro-controller programming, this device offers an elegant, single-chip ...

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Schottky diodes eliminate switching losses
18 March 2009, Altron Arrow
Ordinary silicon diodes used in switched-mode power supplies lose up to 1% efficiency by not turning off immediately, but now STMicroelectronics is among the first companies to introduce silicon carbide ...

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48 V adapters suit datacoms
18 March 2009, MB Silicon Systems
Phihong has announced the addition of 48 V output models to its existing PSAA60W and PSAA60M single-output adapter series. The PSAA60W-480 two-wire input adapter and the PSAA60M-480 three-wire input adapter ...

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Robust DC-DC converters
18 March 2009, Vepac Electronics
The primary switched DC-DC converters of the PCMDS80 from MTM Power are specially designed for applications in vehicle and rail technology, but are also suitable for use in industrial and telecommunication ...

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Highly efficient voltage regulators
18 March 2009, Future Electronics
International Rectifier has introduced its second generation of SupIRBuck integrated point-of-load voltage regulators for energy-efficient telecom, consumer, set-top box, high performance server and storage ...

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MOSFET plus power diode
18 March 2009, EBV Electrolink
Vishay has developed a 190 V n-channel power MOSFET plus co-packaged 190 V power diode with a compact 2 x 2 mm footprint and an ultra-thin 0,75 mm profile. Offered in the PowerPAK SC-70 package, typical ...

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Fluorescent lighting ballast control ICs
4 March 2009, Future Electronics
New from International Rectifier are the IRS2530D and IRS2158D 600 V control ICs for energy-efficient dimming fluorescent lighting ballast applications. The IRS2530D DIM8 is a linear dimming ballast ...

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Battery charger and system management IC
4 March 2009, Hi-Q Electronics
AnalogicTech has introduced the AAT3672, a highly integrated, single-cell Lithium-ion/polymer battery charger and system management IC. Using an innovative three-switch architecture, the dual path device ...

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1,5 A step-down converter
4 March 2009, Altron Arrow
Expanding on its integrated SWIFT family of DC-DC converters, Texas Instruments has introduced a new 65 V input, 1,5 A output step-down switcher with integrated FET. The wide-input converter helps saves ...

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600 V IGBTs
4 March 2009
Ixys has expanded the capabilities of its GenX3 family of insulated gate bipolar transistors (IGBTs) to 600 V. This makes them particularly suited to applications such as power factor correction circuits, ...

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HVICs for motor control
4 March 2009
International Rectifier has introduced the IRS260xD family of single-phase high-voltage ICs (HVICs) for motor drive applications including airconditioners, fans, pumps, micro, mini and general purpose ...

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Self-protected MOSFET
4 March 2009
Adding to its IntelliFET product range, Diodes has introduced what it claims is the world’s smallest fully self-protected low side MOSFET. Packaged in the 2,3 mm x 2,8 mm footprint ‘flat’ SOT23F package, ...

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Power MOSFETs with low on-resistance
4 March 2009, EBV Electrolink
Vishay has expanded its family of Gen III TrenchFET power MOSFETs with the release of a new 25 V n-channel device offering very low on-resistance and on-resistance times gate charge in the PowerPAK SO-8 ...

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HV DC powertrain solution
4 March 2009
V.I Chip has announced the availability of a 330 W, 380 V to 48 V DC, 1/16th brick footprint BCM bus converter to complete the powertrain conversion to processor and memory loads in HV DC distribution ...

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