Power Electronics / Power Management


Latest Articles

Single-output DC-DC converters
7 July 2010, Accutronics
TDK-Lambda has extended its CC-E range of DC-DC converters with the introduction of new 15 W and 30 W versions. Each CC-E power range comprises 32 models and is available in both surface mount and through-hole ...

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Synchronous rectification drivers
7 July 2010, Future Electronics
ON Semiconductor has expanded its portfolio of products to support next-generation power system design. The NCP4303A and NCP4303B are full featured synchronous rectification controller and driver ICs ...

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450 W AC/DC power supplies
7 July 2010, Current Automation
With its new HRP/HRPG-450 series of 450 W power supplies, Mean Well has reduced the size by 38,2%, increased the working efficiency up to 7% and also extended the warranty from three years to five years ...

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Miniature SCR
7 July 2010, MB Silicon Systems
Central Semiconductor has released the CMPS5064, a 400 V, 0,8 A silicon controlled rectifier (SCR) packaged in SOT-23 and designed for applications with space constraints requiring a fast-switching, high-voltage ...

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Hot-swap controller
7 July 2010, CST Electronics
Maxim’s MAX5970 dual hot-swap controller provides complete protection for systems with two supply voltages from 0 V to +16 V. It includes four programmable LED outputs and the hot-swap channels can be ...

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DC motor pre-driver
7 July 2010, Altron Arrow
Allegro MicroSystems has introduced a new three-phase brushless DC motor pre-driver with outputs for direct high-current gate drive of an all N-channel power MOSFET three-phase bridge with a maximum supply ...

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Chipset makes solar panels smarter
7 July 2010, Future Electronics
National Semiconductor recently introduced the in-panel SolarMagic chipset, an analog-intensive power management chipset that aims to improve power output, reliability and cost-effectiveness of solar ...

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Power manager for multimedia application processors
23 June 2010
Maxim’s new MAX8893 is a highly integrated power management IC for multimedia application processors. This device includes one step-down converter, three low-noise LDOs, two low-supply-current LDOs, one ...

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Ten tips for designing AC/DC power supplies
23 June 2010, Vepac Electronics
The design of AC/DC power supplies is inevitably evolutionary, rather than revolutionary. It develops largely as a result of gradual improvements in semiconductors and passive component technologies and ...

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Power MOSFET suits industrial use
23 June 2010, EBV Electrolink
A power MOSFET in a package with double-sided cooling has been released by Vishay. The new SiE876DF, which comes in an SO-8 sized PolarPAK package, boasts maximum on-resistance of 6,1 milliohms at a 10 ...

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Enclosed LED power supplies
23 June 2010, Current Automation
After launching the CEN-100 (96 W) series of economical LED power supplies, Mean Well has now introduced lower wattage metal case models featuring an active PFC function and waterproof/dustproof capability. ...

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High-speed LDOs
23 June 2010, MB Silicon Systems
Micrel has launched the MIC47050, a 0,5 A high-speed, ultra low dropout regulator (ULDO) with input voltage capability down to 1,0 V. It is designed to take advantage of applications that utilise multiple ...

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1 kW single-output power supplies
23 June 2010, Vepac Electronics
TDK-Lambda has introduced the RFE1000 series; a new 1 kW embedded 1U high single-output AC-DC power supply for standalone and distributed power architecture (DPA) applications requiring reliable 24 V, ...

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AC/DC battery chargers
23 June 2010, Current Automation
Mean Well has expanded its AC/DC battery charger line with the introduction of the 160 W GC160 series. With no-load power consumption less than 1 W and efficiency up to 94%, the units save energy in both ...

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HID ballast controller
23 June 2010, Future Electronics
International Rectifier’s IRS2573DS is a high-intensity discharge (HID) electronic ballast control IC for low-, medium- and high-power general purpose HID applications including retail store spotlights, ...

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Single-port PSE controller
23 June 2010, CST Electronics
New from Maxim is the MAX5971A, a single-port power-sourcing equipment (PSE) controller for IEEE 802.3af/at-compliant power-over-Ethernet (PoE+) applications. It integrates a 0,5 W power MOSFET and sense ...

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Power management IC
23 June 2010, MB Silicon Systems
The MIC23060 from Micrel is a power management IC that integrates a DC/DC converter and a post-regulating, low voltage capable LDO. The high 4 MHz operating frequency allows the use of small external ...

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Power units for security systems
9 June 2010, Current Automation
The SCP-35 (35 W), SCP-50 (50 W), SCP-75 (75 W) series are new AC/DC, enclosed type, single-output security power units from Mean Well. Featuring a constant voltage output design, these series provide ...

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N-channel power MOSFETs
9 June 2010
ON Semiconductor has broadened its portfolio of N-channel power MOSFET devices with the introduction of new 30 V products with integrated Schottky diodes. The NTMFS4897NF, NTMFS4898NF and NTMFS4899NF ...

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Medical power supplies
9 June 2010, Vepac Electronics
TDK-Lambda has extended its range of EFE300M digitally controlled medical power supplies with the addition of three new models with nominal outputs of 28 V/10,71 A, 40 V/7,5 A or 48 V/6,25 A. Digital ...

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