Power Electronics / Power Management


Latest Articles

Dual, nanopower comparators include 1% reference
18 June 2003, CST Electronics
Maxim's MAX9017-MAX9020 dual, nanopower comparators are packaged in a tiny 8-pin SOT23. These comparators include an on-chip 1,240 V bandgap reference with 1% initial accuracy. Typical quiescent current ...

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Addition to 'energy-saving' power conversion IC range
4 June 2003
Power Integrations has added a lower cost part to its LinkSwitch family, continuing its campaign to replace 'energy vampire' linear transformer chargers and adapters with smaller, more efficient switching ...

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DC-immune current transformers
4 June 2003
The Tae Hwa transformer company of Korea has introduced a range of DC-immune current transformers. This initial range covers values of 20, 40, 60 and 200 A with a linearity of 0,5%. These current transformers ...

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Vicor introduces new power conversion component and power system architecture
4 June 2003
Vicor has introduced a new power system architecture based on an array of proprietary power conversion technologies. According to the manufacturer, the new architecture, called Factorized Power Architecture ...

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High input voltage regulator delivers 3 A peak in very small footprint
4 June 2003
Linear Technology's LT3431, a high voltage constant frequency step-down switching regulator that uses a 3 A internal switch, can operate within a VIN range of 5,5 to 60 V and can deliver up to 2,75 A ...

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A safer UPS with smaller footprint
4 June 2003, Integrated Solutions
With the launch of the Delta III, Meissner has introduced an uninterrupted power supply (UPS), which it claims is safer and has a smaller footprint than most other UPSs on the market. Available in 8, ...

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Short-circuit-rated inverter modules for drives
4 June 2003, Integrated Solutions
International Rectifier offers a new family of 1200 V, short-circuit-rated, motor drive modules with six IGBTs, each with a built-in free-wheeling diode. The modules expand the IR line of inverter modules ...

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48/12 V power converter in surface mount BGA package
4 June 2003
Vicor has introduced the first products based on its V-I Chip ball grid array (BGA) surface mount power component. The family consists of 48 V to 12 V Bus Converter Modules (BCM) for conventional Intermediate ...

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Dual DC-DC converter family
4 June 2003
Designers of battery-powered equipment such as PDAs and laptops, require ever increasing levels of power efficiency to lengthen battery operating time. In response to this demand, Torex Semiconductor ...

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Tiny battery fuel gauge integrates with safety circuitry
4 June 2003, CST Electronics
Dallas Semiconductor is offering a multichemistry fuel gauge device that integrates precise current, voltage, and temperature measurements; nonvolatile (NV) data storage, and an optional 25 mΩ sense resistor ...

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Dual comparator IC has onboard voltage reference
4 June 2003, Altron Arrow
ST Microelectronics has introduced a monolithic IC that includes two comparators and a shunt voltage reference. The TSM109 can offer space and cost savings in applications such as power supplies and data ...

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High power density AC-DC switcher has low profile
4 June 2003
The Westcor Division of Vicor has introduced the FlatPAC-EN, an ultra low profile, EN 61000-3-2 compliant power supply with a power density greater than 1,21 W/cm3. The FlatPAC-EN, measuring just 233,7 ...

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3 kW AC/DC converter with PFC
4 June 2003
The modular 3000 W RPF5 can be configured to provide 1 to 15 outputs from 1 to 48 volts. Features include a comprehensive array of interface signals, extensive input transient protection, and parallelable ...

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Power design accelerator kits
4 June 2003
Power Integrations has introduced two design accelerator kits that it claims enable power supply engineers to quickly and easily create production-worthy designs using its highest performance family of ...

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'GreenchipII' SMPS control IC released
4 June 2003, Altron Arrow
Philips Semiconductors' GreenChipII is the second generation of green switched mode power supply (SMPS) control ICs operating directly from the rectified universal mains (70 to 276 V a.c.). A high level ...

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Hot swap controller adds power supply tracking and sequencing features
4 June 2003, MB Silicon Systems
A dual channel hot swap power controller providing flexible power sequencing capabilities is available from Micrel Semiconductor. Available in 16-pin and 24-pin TSSOP packages respectively, the MIC2584 ...

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Power supply units
4 June 2003, Phoenix Contact, Access Control & Identity Management
The new Quint Power generation of power supply units from Phoenix Contact provides a universal 24 V supply from 60-960 W. Consistent implementation of a wide input range ensures safe operation on all ...

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Voltage detector IC helps prevent battery leakage
4 June 2003
Epson has developed the S1F77600, a detector IC intended to prevent dry-cell fluid leakage. The prevention of dry-cell fluid leakage in battery-driven products is an important issue. Standard voltage-detection ...

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Range of current transformers
4 June 2003
The Tae Hwa transformer company is a worldwide supplier and designer of current transformers. Its standard range of over 200 models covers applications and usage for: metering, measurement, earth leakage, ...

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Ultra-compact 12 W AC/DC power supplies
4 June 2003
The Traco Power TOM series is a new generation of open frame switching power supplies for direct mounting on PCBs. A cost optimised, compact design and superior price/performance ratio make this product ...

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