Power Electronics / Power Management


Latest Articles

Power factor corrected power supplies
17 October 2007
Designed to meet the space and performance needs in low- to moderate-power systems and instrumentation applications, Astrodyne's PMK-150 line of high density open frame switching power supplies provides ...

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Regulators support wide operating input voltages
17 October 2007, Altron Arrow
Intersil recently announced the release of a new family of high efficiency, 2 A integrated FET step-down DC-DC switching regulators that support wide operating input voltages and can handle transient ...

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Compact DMOS microstepping motor driver IC with built-in translator
3 October 2007, Altron Arrow
The new A4983 from Allegro MicroSystems is a compact DMOS microstepping motor driver IC with built-in translator circuitry for easy operation. The device combines an easy-to-use step and direction interface ...

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Tiny lithium-ion battery charger ICs
3 October 2007, CST Electronics
With the MAX8804Y/MAX8804Z, Maxim has released what it claims are the industry's smallest, fully integrated, dual-input, standalone, USB/AC-adapter chargers for 1-cell lithium-ion (Li+) batteries. Capable ...

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PFC evaluation board is highly efficient
3 October 2007
Providing power supply engineers with a means to test their circuit designs, BI Technologies offers a PFC (power factor correction) evaluation board. The ready-to-run evaluation board contains all of ...

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New series of DIN rail mounting power supplies
3 October 2007, Current Automation
Mean Well has introduced the new DR-100 series of 90 to 100 W single output class II DIN rail switching power supplies. With Class II protection level (double insulated, no earth ground wire is required), ...

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Single- and dual-output DC-DC converters
3 October 2007, Current Automation
Mean Well has announced the introduction of 8 W regulated single and dual output DC-DC converters in the SCW08 and DCW08 series respectively, designed for the growing demands of low cost and miniature ...

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Dual-output synchronous DC/DC controller
3 October 2007
Linear Technology's LTC3850 is a 95% efficient, dual-output synchronous step-down switching regulator controller that drives all N-channel power MOSFET stages with coincident or ratiometric tracking. ...

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Automotive-grade TFT-LCD power supply IC
19 September 2007, Altron Arrow
Intersil's ISL78010 is an automotive-grade TFT-LCD power supply IC that is AEC-Q100 rated, fully ISO/TS 16949:2002 compliant and operates over the automotive temperature range of -40°C to +105°C. It is ...

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Dual-output converter for active matrix OLED displays
19 September 2007, Altron Arrow, EBV Electrolink
The NCP5810 from ON Semiconductor is a new 2 W dual-output DC-DC converter that offers both positive and negative output. The device's output voltage accuracy, high switching frequency, and small package ...

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Configurable dual-phase PWM buck control ICs
19 September 2007
International Rectifier has introduced two dual-channel synchronous buck control ICs with integrated high performance drivers for medium to high current point-of-load (POL) buck converters used in networking, ...

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Advanced tool for power supply designers
19 September 2007
Vicor has launched PowerBench, said to be a unique suite of enhanced online power supply design tools that helps ensure designers select the best power supply to meet their requirements. If an appropriate ...

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Quad-voltage microprocessor supervisory circuit
19 September 2007, NuVision Electronics
austriamicrosystems has expanded its supervisory portfolio with the AS1923, a quad-voltage microprocessor supervisory IC. The AS1923 is designed to monitor up to four system supply voltages without the ...

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Power supplies for datacoms and telecoms applications
19 September 2007, Actum
Schroff has extended its ecopower switch mode regulator range of power supplies. The AC/DC switch mode regulator ecopower SEC148-200 with 56 V output for battery charging, particularly designed for datacoms ...

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Single-output DC/DC converter
19 September 2007, Current Automation
Mean Well has introduced a new 2 W unregulated single-output DC/DC converter - the SPU02 series - to meet the growing market demands for low cost and miniature size. With SIP packaging in a fully non-conductive ...

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DC-DC converter designed for harsh environments
19 September 2007, Vepac Electronics
XP Power's new MQP120 range of isolated DC-DC converters has been specifically designed for systems that need to be powered from both 12 V d.c. and 24/28 V d.c. electrical supplies. The converter accommodates ...

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Three-axis low G acceleration sensor
19 September 2007, Altron Arrow
Freescale's first digital three-axis accelerometer in a 0,8 mm thin package provides designers simple and easy processor integration for feature-rich portable devices. The MMA7450L provides a digital ...

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500 mA single-output MOSFET drivers
19 September 2007, Altron Arrow, CST Electronics, Tempe Technologies, Electrocomp
Microchip has released the MCP1401 and MCP1402 (MCP140X) single-output MOSFET drivers. The inverting MCP1401 and non-inverting MCP1402 are rated for a peak output current of 0,5 A, over a wide operating ...

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Low-power linear regulators ideal for automotive applications
5 September 2007, CST Electronics
Maxim's MAX6765-MAX6774 high-voltage, low-power linear regulators, can deliver up to 100 mA of output current, which is ideal for automotive and industrial applications. These low-power devices operate ...

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Resonant mode controller enables compact power supply
5 September 2007, EBV Electrolink, Altron Arrow
ON Semiconductor’s NCP1396 is a high performance resonant mode controller featuring built-in high-side and-low side MOSFET drivers. The device enables compact design of reliable and highly efficient ...

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