Power Electronics / Power Management


Latest Articles

Integrated energy-metering ICs with reference design
27 August 2003, Altron Arrow
Cypress MicroSystems offers a family of PSoC Energy Meter ICs and accompanying reference design that streamlines the development of single-phase energy meters. The Energy Meter Design Kit offers a cost-effective ...

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60 V step-up/down DC-DC converter
27 August 2003
Linear Technology has introduced a burst mode operation high voltage (60 V), 200 kHz, current mode DC-DC converter that provides both step-up and step-down regulation using a single inductor. The LT3433 ...

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Power supply units in flat format
27 August 2003, Phoenix Contact
'Step Power' power supply units from Phoenix Contact feature a special flat design. Their standard casing dimensions make them suitable for installation in all small distribution boards, and also in cramped ...

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'VIC-in-a-Brick' quarter-brick intermediate bus converters
27 August 2003
Vicor introduced its V•I Chips adapted to the footprint and pin-out of a telecom-standard, through-hole quarter brick Intermediate Bus DC Transformer. Called the 'VIC-in-a-Brick', the company says that ...

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Linear current-sensing motor and inverter drive chip set
27 August 2003
International Rectifier has introduced a new chip set for the analog stage of its iMOTION integrated design platform for motion control. The chip set consists of the new IR2175 linear current-sensing ...

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Front-end power supply
27 August 2003
Power-One's FXP7000-48 AC/DC front-end power supply is designed for distributed power architectures, this front-end accepts common input voltages from 200 to 480 V a.c. and provides up ...

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DC-DC converters optimised for intermediate bus architecture
27 August 2003
Power-One offers three DC-DC converters specifically designed to convert a 36-75 V d.c. input into a fully-regulated 12 V d.c. Intermediate bus architecture (IBA) output for DPA applications. In industry-standard ...

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Comprehensive line of AC/DC front ends
27 August 2003
Power-One offers models that provide new features, more mounting options, and increase the upper power range of its AC/DC front-ends to 7000 W and power shelves to 21 000 W. The total power available ...

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Compact 120 W DIN-rail power supply
27 August 2003
Tracopower has added two new models to its recently introduced TCL series of industrial power supplies which offer an outstanding price/performance ratio. These models offer outputs of 12-15 V d.c./8,0 ...

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Tiny integrated converter delivers 15 A
27 August 2003
The X3015P is a new member of Power-One's maXyz family of DC-DC converters. This is an exceptionally small device that uses a semiconductor LGA package and is ideal for powering intermediate bus architecture ...

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PWM controller has loss-less current sensing
27 August 2003
International Rectifier offers a pulse-width modulated (PWM) control IC with built-in, loss-less current sensing and over-current protection that simplifies circuits and maximises efficiency since external ...

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Selecting power management components for portable appliances: LDOs vs switching regulator
13 August 2003, Hi-Q Electronics
While PDAs, mobile phones and other portable appliances are small and compact, they utilise several voltage levels in a single system. Unfortunately, the majority of appliances only contain one battery, ...

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500 W CompactPCI power supply more powerful
13 August 2003
Power-One claims that its 500 W CPA500-4530 has achieved a 25% leap in power, when compared to AC/DC products providing 350-400 W in 6U x 8HP packages, by using its patented efficient dual geometric edge ...

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Totally integrated servo and motor drive module
13 August 2003
International Rectifier's servo and motor drive module, the PIIPM15P12D007, is rated at 1200 V 15 A, and includes the bridge, brake and inverter (BBI) functions in a single unit. Servo and motor controls ...

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Offline switcher cuts power-supply component count
13 August 2003, Altron Arrow
STMicroelectronics has introduced an offline primary power switch for use in applications such as switch-mode power supplies for DVDs, LCD monitors, set-top boxes, games consoles, adaptors and general ...

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100 W external power supply claimed world's smallest
13 August 2003, Vepac Electronics
Measuring only 150 x 70 x 35 mm, the convection-cooled and sealed AED100 external AC/DC power supply is claimed to be the world's smallest 100 W unit. This product is important in a market where designers ...

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Step-down regulator delivers 4 A in less than 3 cm2
13 August 2003
A high efficiency, 4 MHz synchronous buck regulator using a constant frequency, current mode architecture, the LTC3414, is claimed to be able to deliver up to 4 A of continuous output current at voltages ...

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Ultracompact 12 W PCB-mount power supply
13 August 2003
The Tracopower TOM series is a new generation of open frame switching power supplies for direct mounting on PCBs. A cost optimised, compact design and an outstanding price/performance ratio make this ...

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Isolated 40 W DC-DC converters in 8,5 mm high SMD packages
13 August 2003
Power-One's SFS Series is a member of the company's One-SMarT line of surface-mountable DC-DC converters. Its high power density provides up to 43 W of output power from a low profile of just 8,5 mm. ...

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Ground fault sensors
13 August 2003, Denver Technical Products, Circuit & System Protection
LEM's AKS series of ground fault sensors are designed to operate on AC systems in the frequency range from 50 to 400 Hz. Ground fault sensors operate from the line and are also available to operate on ...

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