Power Electronics / Power Management


Latest Articles

Power management ICs
23 April 2014, Altron Arrow
Texas Instruments has introduced two flyback power solutions that achieve very high energy efficiency and low standby power consumption for 5 to 100 Watt AC/DC power supplies. The UCC28910 700 V flyback ...

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LED lighting power supplies
2 April 2014, Current Automation
Mean Well’s new HVG(C)-65 family of 65 W power supplies for LED lighting feature a broad 180 – 528 V a.c. input range and provide constant voltage and constant current. The HVG-65 series are low-voltage ...

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PWM controller for LED lighting
2 April 2014, iCorp Technologies
The RT8458E from Richtek is a PWM controller with an internal high-side gate driver. It is used for step-down converters by controlling the external MOSFET and regulating a constant output current. Output ...

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Buck converter includes MOSFETs
2 April 2014, CST Electronics
Maxim Integrated’s MAX16935 is a 3,5 A current-mode step-down converter with integrated high-side and low-side MOSFETs designed to operate with an external Schottky diode for better efficiency. The low-side ...

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Ride-through DC-DC system IC
2 April 2014, Altron Arrow
The LTC3355 from Linear Technology is a complete DC-DC system IC featuring a main buck regulator with a built-in boost converter for temporary backup, or ride-through, of VOUT during a sudden loss of ...

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EBV powers into renewable energy market
12 March 2014, EBV Electrolink
The term ‘renewable energy’ encompasses an array of technologies and is closely tied to many supporting systems, from smart grid communication and charging infrastructures for e-cars through to energy ...

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PSU for outdoor use in indirect rain
12 March 2014, Current Automation
In response to the demands of LED lighting applications for channel letters and advertising signs, Mean Well has launched new enclosed power supplies with constant voltage output. With an aluminium ...

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P-channel power MOSFET
12 March 2014, Altron Arrow
Vishay has extended its offering of TrenchFET p-channel Gen III power MOSFETs with a new device claiming to offer the lowest on-resistance ever for a p-channel MOSFET. Designed to increase efficiency ...

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Practical considerations for using SiC power semiconductors
12 March 2014
SiC (silicon carbide) power devices are enabling components, mainly in the context of higher switching frequencies and/or small footprints in power electronics. However, this trend imposes new challenges ...

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Power supply for medical and industrial systems
12 March 2014, Vepac Electronics
XP Power announced the dual-output EMH350 series of 350 W AC-DC power supplies aimed at a broad range of applications that require a dual-output supply in an industry standard 4 x 6 inch footprint. Typically ...

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Energy harvesting and battery charging IC
12 March 2014
A new chip from STMicroelectronics integrates all the functions needed to power electronic circuits and recharge batteries using either a solar cell or thermoelectric generator (TEG). Harvesting ambient ...

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High-density ZVS converters
12 March 2014
The new converters retain the product series’ 22,1 x 16,5 x 6,7 mm surface-mount package profile to provide up to 20,4 W/cm³ power density and 2250 V input to output isolation. At less than 50% the size ...

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Step-down converter in TSOT23-6
12 March 2014, NuVision Electronics
The MP2456 from Monolithic Power Systems is a monolithic, step-down, switch-mode converter with a built-in power MOSFET. It achieves a 0,5 A peak output current over a wide input supply range with excellent ...

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AC-DC converters
12 March 2014, iCorp Technologies
ARCH’s new AZC and AYC series of two-Watt power modules offer a small drop-in solution with an input range of 90–305 V a.c. In standby operation, no-load power consumption is below 0,3 W. Output voltages ...

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DIN-rail power supply
12 March 2014, Accutronics
ConTech’s DNP240 sSeries of AC/DC switching power supplies offers 240 Watts of fully regulated output power in a DIN-rail mount case. The easily accessible terminal block and output voltage adjustment ...

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DALI to PWM converter for LED lighting
12 March 2014, Current Automation
For LED lighting applications requiring DALI control, Mean Well has introduced the DAP-04 DALI to PWM converter. It is equipped with a 3-in-1 dimming function, permitting DALI dimming and push-dim functions. ...

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Boost converter with APD current monitor
12 March 2014, Altron Arrow
The LT3905 is a fixed frequency, current mode step-up DC/DC converter designed to bias avalanche photodiodes (APD) in optical receivers. The Linear Technology device features high-side APD current monitoring ...

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High-voltage buck converter
12 March 2014, CST Electronics
The MAX17504, a high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs from Maxim Integrated, operates over a 4,5 V to 60 V input range. It delivers up to 3,5 A and 0,9 ...

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Pulsed power transistor
12 March 2014, Accutronics
M/A-COM Technology Solutions announced a new GaN on SiC HEMT power transistor for L-Band pulsed radar applications. The MAGX-000912-500L00 is a gold-metalised matched transistor optimised for pulsed avionics ...

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Controller for dimmable LED drivers
12 March 2014, Altron Arrow
International Rectifier has introduced the IRS2983 control IC for single stage flyback and buck-boost topologies used in LED drivers and power supplies. The IC employs primary side regulation that reduces ...

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