Power Electronics / Power Management


Latest Articles

Choosing a power protection solution provider
22 February 2006
Power protection and conditioning equipment is par-for-the-course in any IT, telecoms or industrial environment. Whether you are choosing lightning protection, UPS back-up systems, inverters, power supplies ...

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Battery-less buffer module is maintenance-free
22 February 2006, Retron
With the use of special electrolytic capacitors, Feas has introduced a novel buffer module as an alternative concept for uninterruptible power supplies. The SSE05 buffer module, simply connected in parallel ...

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Slim DINs pack more power
22 February 2006, Vepac Electronics
XP Power's DNR range of slimline AC/DC DIN-rail power supplies pack more power onto a rail, or, alternatively, they shrink system size for a given power level, says the manufacturer. The RoHS compliant, ...

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Energy scavenging for remote sensors
22 February 2006, Altron Arrow
A recent concept being implemented to power circuits is using energy scavenging. This makes use of energy collection through solar cells, piezoelectric generators, or other energy conversion devices. ...

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Power supply for CompactPCI
22 February 2006, Actum
The maxpowerPRO power supplies from Schroff now have improved output power and a higher level of functionality to fulfil the increased demand of users in the telecoms, automation and test and measurement ...

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State-of-the-art primary side switch for AC/DC converters
22 February 2006
The new VIPer53E from STMicroelectronics includes a PWM driver, an MDmesh MOSFET, a start-up high-voltage current source and several on-chip protection circuits. The VIPer53E is an alternative choice ...

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Regulator buffer UPS for 12/24 V systems
22 February 2006, Retron
Feas' LDR4012 and LDR4024 Accupacks with charging regulators serve to buffer 12 V and 24 V systems. The Accupack LDR is connected between the line voltage and the installation, to provide DC to the ...

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Schottkys outperform traditional ultrafast rectifiers
22 February 2006
ON Semiconductor has pushed the Schottky voltage barrier above 200 V with its introduction of the first 250 V silicon Schottky for plasma/LCD television, power supply, consumer and automotive applications. ...

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Highly efficient switching regulator is an award winner
22 February 2006, Altron Arrow
STMicroelectronics has been named in the Top 10 DC-DC 2005 Awards by Electronic Product China (EPC) magazine, for its L5973 2 A step-down switching regulator. The highly efficient and easy-to-use device ...

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4 mm2 DC-DC converter delivers 300 mA
22 February 2006
Linear Technology's LTC3410 is a high efficiency, 2,25 MHz, synchronous buck regulator that can deliver up to 300 mA of continuous output current from an SC70 package. Using a constant frequency and current ...

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Integrated Mosfet/drivers more efficient and smaller than discrete solutions
22 February 2006
Vishay has released two high-speed converter solutions that integrate the control Mosfet, the synchronous Mosfet, plus the driver circuit in a low-profile, high-performance PowerPAK MLF 10 x 10 mm package. ...

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Offline primary switching regulator avoids EMI filtering
8 February 2006, Altron Arrow
The STR-A6251/51M/52 Series from Allegro MicroSystems Europe is a family of low-output power offline switching regulator ICs featuring a novel 'jittering' function that minimises the need for external ...

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Amplifiers deliver 90% power efficiency for automotive audio
8 February 2006
Ushering in a higher standard in car audio, Texas Instruments has released its first digital amplifiers designed to meet the high reliability and unique requirements of the automotive market. The TAS5414 ...

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General purpose rectifiers in small footprint package
8 February 2006, MB Silicon Systems
Central Semiconductor has released a series of 1,0 A general purpose rectifiers in the flat lead SOD-123F surface mount package. The new CMMR1 series of devices have peak repetitive reverse voltages of ...

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Single-output 200 W supply with PFC is highly compact
8 February 2006, Current Automation
In a package measuring 127 x 76 mm, and 1U high, Mean Well has managed to squeeze power supply with power factor correction (PFC) function that achieves 200 W. Thanks to the advanced technology of soft ...

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Dual pair Schottky diode package
8 February 2006, MB Silicon Systems
Central Semiconductor has released a dual pair of low VF Schottky diodes packaged in a space-saving SUPERmini SOT-26 surface mount case. The new CMXSH2-4LS device consists of two pairs of low VF Schottky ...

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Fully-featured voltage supervisors are tiny
8 February 2006, Altron Arrow, Electrocomp, Tempe Technologies
Microchip Technology has released 10 new voltage supervisors: the MCP1316, MCP1316M, MCP1317, MCP1318, MCP1318M, MCP1319, MCP1319M, MCP1320, MCP1321 and MCP1322. The new devices offer a watchdog timer, ...

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Choosing the right temperature sensor
25 January 2006, Altron Arrow, Tempe Technologies
Temperature sensors are used in a wide range of functions, ranging from shut-down in the event of an over-temperature condition, to display temperature and thermal calibration in high-accuracy systems. ...

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Range of non-isolated DC-DC converters extended
25 January 2006
Bourns has announced the release of an extended range of non-isolated DC-DC converters in industry-standard packaging. The company's non-isolated converters provide the low voltages needed to support ...

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MOSFET improves conduction losses by up to 30%
25 January 2006
International Rectifier's IRF6648, a 60 V DirectFET power MOSFET featuring a maximum on-state resistance of 7,0 mΩ (VGS = 10 V) is claimed to enable up to 30% lower device conduction losses compared to ...

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