Power Electronics / Power Management


Latest Articles

New family of IGBT semiconductor modules set a new standard in performance
22 November 2000, Electrocomp
Semikron offers a new generation of three-phase IGBT modules with the SKiM family (Semikron Integrated Module) which is also based on SKiiP technology. The module family, seen at the PCIM 2000, was designed ...

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High precision stunts
22 November 2000, Denver Technical Products
LEM now offers high precision shunts with a frequency range from DC to 2 MHz for critical applications. The family of shunts covers nominal current ranges of 0,1 to 500 A and maximum currents of up to ...

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High-power DC-DC converters
22 November 2000, Vepac Electronics
Artesyn Technologies' BXF200/250 series of high-density, full-brick, DC-DC converters are offered with a range of features in a standard industry footprint and afford designers greater flexibility in ...

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Versatile 200 V UltraFET MOSFET improves power efficiency
22 November 2000, Altron Arrow, Avnet South Africa, EBV Electrolink
Intersil has extended the breakdown voltage of its growing family of UltraFET devices from 150 to 200 V. The 200 V family of UltraFET MOSFETs is designed to improve power supply efficiency and reliability ...

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AC-DC power supply for disk storage applications
22 November 2000, Vepac Electronics
Artesyn Technologies offers the CVR275, a 365 W, high-current, dual-output AC-DC power supply and the accompanying CVS750 power shelf. Designed specifically for disk storage applications, the warm-swappable ...

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Dual N-channel high-side switch controller
22 November 2000
Linear Technology's LTC1982, a dual micropower switch controller in a SOT-23 package connects and disconnects loads from a low voltage power source while drawing very little supply current. It incorporates ...

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LDO with low noise and dropout
22 November 2000, MB Silicon Systems
Micrel is expanding its family of industry-leading low-voltage, low noise µCap low-dropout (LDO) regulators with a pair of 150 mA devices ideal for driving RF circuitry in cellphones, among others. Claimed ...

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550 kHz dual controller eliminates two separate DC/DC converters
22 November 2000
Linear Technology's LTC1874, a dual output current mode step-down DC-DC converter that includes two 550 kHz controllers in a small, narrow 16-lead SSOP, is claimed to reduce layout space by replacing ...

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Capacitors for reliable power factor correction
22 November 2000, Electrocomp
The PhaseCap MKK capacitor from Epcos is a compactly designed metallised polypropylene film capacitor with self-healing properties. The current-carrying metal layer of an MKK capacitor is vapour-deposited ...

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Battery chargers for continuous connection
22 November 2000
Branell has released a range of battery chargers for continuous connection to lead acid batteries. Ideal for back-up applications, under normal mains conditions the unit charges the battery and can power ...

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Cooling for electronics systems
22 November 2000
Ametek Rotron offers value-added engineering services. This means that customised cooling systems are designed to fit your individual application requirements. Ametek's custom air-moving devices and ...

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Adaptable cooling fan
22 November 2000, Retron
Papst's turbo drive motor technology opens up completely new performance perspectives in cooling fans. The motor technology of the Papst turbofan makes it possible to double the air flow performance ...

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Switched-mode PSU for DC fans
25 October 2000, Retron
The switched-mode power supply PS60 from Papst was designed especially for the voltage supply of electronically commutated Papst DC fans. The PS60 is also highly suitable for supplying DC small drives ...

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Fans with high airflow rate
25 October 2000, Retron
Instrument Specialties has expanded its offering of removable lid PCB shields and now offers four standard sizes. These patent pending PCB shields have a solid top, scored to allow peel off when access ...

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Quad USB power switch fits narrow SOIC
25 October 2000, MB Silicon Systems
Micrel has shrunk its industry-standard quad USB power switches to fit into a narrow 150 mil SOIC package while boosting performance of all four channels. The MIC2027 and MIC2077 are functionally and ...

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IGBTs help thermal management for motors
25 October 2000, Avnet South Africa
IGBT modules from Toshiba Electronics are for thermal management applications in motor control and UPS systems where high-power switching is needed. The Compact Standard modules have 600 V 1800 A, 1200 ...

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15 W surface-mountable DC-DC converters
25 October 2000, Vepac Electronics
Artesyn Technologies has launched a new series of 15 W surface-mountable isolated DC-DC converters. Known as the SXA15 series, the converters are designed specifically for high-volume manufacturing lines ...

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Switching regulators with increased power density
25 October 2000, Avnet South Africa
Omnirel, an International Rectifier company, has introduced four high-efficiency, low-voltage switching regulators in plastic packages that it claims economically increases power density for select commercial, ...

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DC/DC controller operates from 1,8 to 20 V
25 October 2000
Linear Technology's LT1619; a current-mode step-up DC/DC controller designed for a wide range of SEPIC, flyback and isolated power supplies, uses a lower value of sense resistor compared to other solutions, ...

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20 W nonisolated, point-of-load, DC-DC converter modules
25 October 2000, Vepac Electronics
Artesyn Technologies offers the SIP20C Series of 20 W high-efficiency, wide output trim range, single-output, open-frame, non-isolated DC-DC converters. As next- generation communications and networking ...

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