Power Electronics / Power Management


Latest Articles

Schottky rectifiers
25 January 2012
ON Semiconductor has introduced a new family of 100 V trench-based, low forward voltage Schottky rectifiers (LVFR) for applications such as switching power supplies for notebook adapters or flat panel ...

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PMIC for TI controllers
25 January 2012, EBV Electrolink
Texas Instruments introduced a complete power management solution for its C2000 real-time control, 32-bit MCUs and other DSP and FPGA processors. The TPS75005 combines two low-noise, 500 mA low-dropout ...

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High-wattage power supply
12 December 2011, Current Automation
Mean Well has introduced a high-wattage power supply for use in industrial applications such as LCD panel burn-in systems, IC testing equipment, instrumentation, telecom, data storage, laser carving machines ...

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9 W USB adapter
12 December 2011, Altron Arrow
Phihong has developed a new 9 W adapter with field interchangeable clips for use with tablets, peripherals, wireless and networking equipment. Designated the PSAC09R series, the charger features a single ...

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PIN diode drivers
12 December 2011, RF Design
The new MPD3T28125-701 series of surface mount PIN diode drivers from Aeroflex Metelics is designed to provide high-voltage and high-current operation for high-power PIN diode switches. In particular, ...

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Step-down converter
12 December 2011, Hi-Q Electronics
The AAT2138 from Analogic is a high-current, synchronous step-down converter with an integrated current limited load switch designed for high-precision current control applications. By guarding against ...

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Solar installation control and protection - Part 2
23 November 2011
This article continues from the 9 November issue of Dataweek.       Earth fault current measurement For safety reasons, the earth fault current, arising from an insulation defect (Figure 5), has to be monitored ...

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Miniature LDO
23 November 2011
NXP Semiconductors announced the availability of the LD6806CX4 low-dropout voltage regulator (LDO), featuring ultra-low dropout of only 60 mV at a 200 mA current rating. Housed in a 0,76 x 0,76 x 0,47 ...

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30 W power adapter
23 November 2011, Altron Arrow
Phihong has expanded its Level V, 30 W power adapter offering with a wall plug with interchangeable AC clips. Designated the PSAA30R series, the adapters are available in 12 V, 15 V, 24 V and 56 V offerings ...

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Sine amplitude conversion perfects the 'DC/DC transformer'
9 November 2011
Power supplies in complex electronic products and systems have evolved very rapidly over a relatively short period of years. Computer systems, and many other systems built around latest-generation microprocessors, ...

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PoE controller chipset
9 November 2011, Altron Arrow
Linear Technology has introduced the LTC4270/ LTC4271 isolated 12-port power source equipment (PSE) controller chipset designed for use in IEEE 802.3at (PoE+) Type 1 and Type 2 compliant Power over Ethernet ...

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IGBTs for induction heating
9 November 2011
International Rectifier has launched a pair of ultra-fast trench insulated gate bipolar transistors (IGBTs) optimised for induction heating and resonant switching applications such as welding and high-power ...

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PoE midspan adapter
9 November 2011, Altron Arrow
Phihong has developed a new Power-over-Ethernet (PoE) midspan product that features a wall plug for AC power. Designated the POE16R-1AF, the 15,4 W adapter is fully compliant with the IEEE802.3af standard ...

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PCB-type power supplies
9 November 2011, Accutronics, Vepac Electronics
With the introduction of the ZWS-BAF series of PCB-type AC-DC power supplies, TDK-Lambda has improved the performance of its previous generation ZWS-AF series. The improved heat dissipation of the new ...

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Battery pack fuel gauge
9 November 2011, CST Electronics
Maxim’s new MAX17047 is a fuel gauge for single-cell Li+ battery packs. Featuring the company’s new ModelGauge m3 algorithm, it is a coulomb-counting fuel gauge that does not suffer from the abrupt corrections ...

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Dual-input Li-Ion battery charger IC
9 November 2011, Hi-Q Electronics
The AAT3691 BatteryManager from Analogic is a single-cell Lithium-Ion (Li-Ion) battery charger IC, designed to operate from USB ports, AC adapter inputs or from a cellular phone charger adapter up to ...

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Intelligent UPS
9 November 2011, Phoenix Contact
A new generation of uninterruptible power supplies (UPS) now supplements the Quint Power product family from Phoenix Contact. Five new modules that can be snapped onto mounting rails are now available: ...

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Schottky diodes
9 November 2011, MB Silicon Systems
Central Semiconductor’s CTLSH01-30 and CTLSH01-30L are low forward voltage Schottky diodes in the low-profile TLM2D3D6 surface mount package. They have a peak reverse voltage rating of 30 V and a maximum ...

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Military-grade UPS
9 November 2011, Conical Technologies
SynQor has released a new line of uninterruptible power supply units designed for the extreme environmental and demanding electrical conditions of military and aerospace applications. The UPS accepts ...

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Buck converter
9 November 2011, EBV Electrolink
The TPS53355 from Texas Instruments is a synchronous 30 A step-down regulator with integrated MOSFETs that achieves 90% power efficiency and fast transient response in a small 5 x 6 mm PowerStack QFN ...

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