Power Electronics / Power Management


Latest Articles

DC-DC filter modules for railway applications
18 April 2012
Vicor announced two new 500 W additions to its family of filtered input attenuator modules (FIAMs) for railway applications. The new FIAM110 and FIAM072 provide protection for onboard equipment and systems ...

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How to apply buck regulators successfully
4 April 2012, Altron Arrow
Smartphones, tablets, digital cameras, navigation systems, medical equipment and other low-power portable devices often contain multiple integrated circuits manufactured on different semiconductor processes. ...

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Appliance motor drivers
4 April 2012
STMicroelectronics has added two miniature motor drivers to its range of SLLIMM (small low-loss intelligent moulded modules), which will enable domestic appliances to offer better energy ratings. The ...

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2 A load switches
4 April 2012, EBV Electrolink
Vishay recently released three new single and dual 2 A load switches designed for 1,1 V to 5,5 V operation. Offering low switch on-resistance at 1,2 V for increased efficiency, the SiP32411, SiP32413 ...

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Low-loss power MOSFETs
4 April 2012, Hi-Q Electronics
Renesas Electronics announced the availability of five low-loss P-channel power MOSFET products, including the μPA2812T1L, optimised for use in charge control switches for lithium-ion (Li-ion) secondary ...

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Power supplies for LED lighting
4 April 2012, Vepac Electronics, Accutronics
TDK-Lambda has added three new power levels to its AL range of LED AC/DC power supplies, which is targeted towards LED lighting and signage applications requiring high power and high reliability. Suited ...

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100 W LED power supplies
21 March 2012, Altron Arrow
A new series of high-efficiency power supplies for LED lighting, the LDS100 series, was recently announced by Emerson Network Power. The company’s LED lighting products now cover three distinct power ...

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Hot swap controller
21 March 2012
Vicor has unveiled its new Picor Cool-Swap PI2211 hot swap controller and circuit breaker (operating range: +0,9 to +14 V), featuring Picor’s advanced True-SOA and Glitch-Catcher technologies. The device’s ...

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DC-DC converter for industrial and military systems
7 March 2012
Vicor debuted its new Picor Cool-Power PI3106 isolated DC-DC converter, delivering 50 W of output power (12 V output at 4,2 A) in a tightly integrated 22 x 16,5 x 6,7 mm surface mount package offering ...

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Electronic circuit protection addresses switch-mode power supply issues
7 March 2012, Radél
This article describes switch-mode power supplies and traditional circuit breakers, and explains the principles behind a newer solid-state technology. It later explains how this technology solved a long-standing ...

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Power supplies for LED displays
7 March 2012, Current Automation
Mean Well has introduced the HSP-150 series of 150 W enclosed AC/DC power supplies for LED display applications. The product family incorporates an active PFC function and provides three low output voltage ...

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Boost converter with fault protection
7 March 2012, Altron Arrow
New from Linear Technology is the LT8582, a dual independent channel, step-up DC/DC converter with integrated fault protection features for output shorts, input/output over-voltages and over-temperature ...

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DC-DC regulator
7 March 2012
The ADP2164 from Analog Devices is a 6,5 V, 4 A output DC-to-DC regulator featuring a conversion efficiency of greater than 96%. The highly integrated device offers an input voltage supply range of 2,7 ...

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Wideband pulsed power amplifier
22 February 2012, RF Design
RFMD’s new RF3928B is a 65 V, 380 W discrete amplifier designed for S-band pulsed radar, air traffic control and surveillance, and general purpose broadband amplifier applications. It is a matched GaN ...

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Multi-output regulators
22 February 2012
Analog Devices is targeting industrial, medical and communications equipment designers with the introduction of the ADP5041 and ADP5040 multi-output regulators. The devices meet the increasing demand ...

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1U front end power supplies
22 February 2012, Vepac Electronics, Accutronics
TDK-Lambda has expanded the HFE series of 1U high, single-output AC-DC hot swap, front end power supplies with the addition of 2,5 kW models. Offering power density of 1,77 W/cm³, the power supply is ...

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Power supplies for LED lighting
22 February 2012, Current Automation
Mean Well announced two series of 96 W to 100 W single-phase (two-phase) high input voltage, metal case LED power supplies – the HVG-100 and HVGC-100 series. With built-in active PFC functionality and ...

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Pre-bias safe buck regulators
22 February 2012, MB Silicon Systems
Micrel has launched a new family of pre-bias safe, fully integrated buck regulators targeting the 5 V and 3,3 V rails. The MIC22705 can supply a maximum output load current of 7 A, while the MIC22405 ...

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Two-output MOSFET drivers
22 February 2012, Altron Arrow
Texas Instruments is expanding its MOSFET driver portfolio with three new two-output gate drivers designed to improve efficiency and reliability in high-density isolated power supplies. The UCC27210 ...

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PFC controller
22 February 2012
Analog Devices introduced the ADP1048, an interleaved digital PFC controller with highly accurate AC power metering capability. It can convert all signals to the digital domain and allow parameters to ...

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