Power Electronics / Power Management


Latest Articles

USB step-down converter
31 August 2011, Hi-Q Electronics
New from Advanced Analogic Technologies is the AAT2138, a 2,5 A output current, synchronous DC-DC converter with an integrated, ±10% precision current limit load switch designed to regulate the power ...

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Dual POL regulator
31 August 2011
The SC286, the latest device in Semtech’s buck regulator lineup, is a 4 A, dual-channel regulator for point-of-load (POL) applications. It combines two step-down regulators each with 15 preset output ...

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Ideal diode and hot swap controllers
31 August 2011, Altron Arrow
Linear Technology’s LTC4227 is a compact, dual ideal diode with hot swap controller that provides PowerPath and inrush current control for redundant supplies operating from 2,9 V to 18 V. The device ...

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RF power MOSFETs
31 August 2011
Upgrades to STMicroelectronics’ production process allow its latest RF power MOSFETs to withstand peak voltages up to 200 V. This increased ruggedness helps extend the operating lifetime of the power ...

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Solar inverters
31 August 2011, Current Automation
New from Mean Well is the ISI-500 series of 500 W DC/AC modified sine wave inverters with MPPT (maximum power point tracking) solar charger. These standalone solar inverters can be used to construct energy-saving ...

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Battery management device
31 August 2011, EBV Electrolink
Texas Instruments has introduced a fully integrated battery protection and cell-balancing solution for Li-Ion and lithium iron phosphate battery packs. The bq77910 can manage 4- to 10-cell battery packs, ...

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DC-DC converter technologies for electric/hybrid vehicles
17 August 2011
Electric cars outsold those with internal combustion engines (ICE) in the early 1900s but 20 years later, they had all but disappeared. Now, in response to high gas prices and mandated emission and fuel ...

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Step-down converter
17 August 2011, Altron Arrow
Texas Instruments has introduced a 3 MHz, 100 mA synchronous step-down DC/DC converter which integrates a bypass switch and a unique DCS-Control technology. The device has an operating current of only ...

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Power supplies for LED lighting
17 August 2011, Current Automation
Mean Well has extended the power range of its LED power supply family to 90 W with the introduction of the LPF-90(D) series. With built-in active power factor correction, the LPF-90 series is equipped ...

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Energy harvesting IC
17 August 2011
Maxim recently débuted the MAX17710, integrating all of the power management functions for ambient energy harvesting, as well as for charging and protecting micro-energy cells (MECs), a form of solid-state ...

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Wide-input DC-DC converters
17 August 2011, Accutronics
GAÏA Converter has announced the release of a new 200 W range of high-reliability DC-DC converters. The input voltage ranges available are 9–45 V d.c. (up to 60 V d.c. with derating), 16–80 V d.c. (14–100 ...

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Solar inverters
17 August 2011
Power-One recently launched four new PV (photovoltaic) inverters: the AURORA MICRO-0.3 micro-inverter, the redesigned AURORA UNO-2.0 and UNO-2.5 single phase inverters, the AURORA TRIO-27.6 and TRIO-20.0 ...

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AC power line filters
17 August 2011
TE Connectivity has expanded the Corcom product line of single- and three-phase, high-current power line filters. They offer current ratings up to 600 A and voltage ratings to 480 V a.c, and are designed ...

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Intelligent UPS for industrial applications
17 August 2011, Phoenix Contact
New uninterruptible power supplies (UPS) from Phoenix Contact feature intelligent technology to ensure 100% power supply reliability when the line supply fails. With previous UPS solutions, the buffer ...

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Solar battery charging IC
17 August 2011
With the introduction of a new battery charging IC, STMicroelectronics aims to make the small strips of solar cells seen in the front panels of today’s small portable consumer, healthcare and security ...

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Power MOSFETs
17 August 2011, EBV Electrolink
Vishay has introduced new 40 V and 60 V n-channel TrenchFET power MOSFETs in the SO-8 and PowerPAK SO-8 packages. The 60 V SiR662DP offers on-resistance of 2,7 mΩ at 10 V and 3,5 mΩ at 4,5 V and an ...

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High-current power MOSFETs
17 August 2011, Hi-Q Electronics
Renesas Electronics announced the development of 100 A power MOSFETs for driving motors in consumer products such as cordless power tools and power-assisted bicycles. The new devices cover a wide range ...

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PoE injector and splitter
17 August 2011, Opto Africa Holdings
Lantech has released a new Power-over-Ethernet (PoE) power source injector and splitter. The POA-100B is a single-port injector for remote PoE PD devices communicating at 10/100 Mbps. The device delivers ...

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N- and P-channel MOSFETs
17 August 2011, MB Silicon Systems
The Central Semiconductor CMNDM7001 (N-channel) and complementary CMNDM8001 (P-channel) are single 20 V, 100 mA MOSFETs in the miniature, low-profile SOT-953 surface mount package. The devices have ...

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Power-over-Ethernet controllers
17 August 2011, Altron Arrow
Newly introduced by Linear Technology are the LTC4266A and LTC4274A, four-port and single-port Power over Ethernet (PoE) controllers for power sourcing equipment (PSE), delivering up to 90 W of power ...

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