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Efficient UPS management (3/02/2006)

... model DA inverter provides stable AC power from a DC source. Inverters are used in applications where batteries must be remotely located, or where AC equipment must operate in an otherwise DC environment. If these inverters are used to back-up a ...

Size effects to scaled interconnect performance? (19/01/2006)

... 4x the drive strength of the low-power circuit. Seven-stage wire-loaded ring oscillators (ROs) were used with identical inverters connected by identical wires. By measuring the delay time of signal through one stage, the impact of interconnect ...

Thin Film Flat Chip Fuses (19/01/2006)

... the devices provide a breaking capacity of 50A. They are designed to provide secondary overcurrent protection for power inverters, motion-control units, DC/DC converters, battery chargers and low-voltage power supplies in information technology, ...

How Real are Size Effects to Scaled Interconnect Performance? (19/01/2006)

... circuit, with properties shown in the Table. Seven-stage wire-loaded ring oscillators (ROs) were used with identical inverters connected by identical wires. By measuring the delay time of signal through one stage, the impact of interconnect ...

Controlling Simulation (19/01/2006)

... of installation, ease of programming, best-in-class product support, and yes, competitive price. "With the TCF inverters from AC Technology, we got what we were asking for," states Handy. Besides meeting Phenix's demands, the TCFs provide another ...

175°C Rated Fast Recovery Epitaxial Diodes (19/01/2006)

... a “G” to the end of the part number. These FREDs are designed for use in switch mode power supplies, alternative energy inverters, motor drives and other industrial applications. The diodes can be used as snubber diodes, hard-switched PFC boost ...

1-Hz to 100-MHz VFC features 160-dB dynamic range (19/01/2006)

... IC1, an LTC-1150, controls a crude but wide-range oscillator core comprising bipolar transistors Q1 and Q2 and inverters IC2A and IC2B. In addition to delivering a logic-level output, the oscillator core clocks divide-by-four counter IC3, ...

Direct Drive Lighting Modules (18/01/2006)

... Corp. has announced the addition of four new modules to its line of PanelMatch™ inverters for cold cathode fluorescent lamps used in color LCD display panels. They are said to provide wide range dimming for LCD display lamps. Three of the new ...

Custom Backlight Inverters (18/01/2006)

... has announced it will offer custom backlight inverters for flat panel display applications. The company will manufacture the DC/AC power supplies that drive the cold-cathode fluorescent lamps (CCFL) in LCD backlighting applications to support ...

CMOS hex inverter generates low-distortion sine waves (11/01/2006)

... 360 or 0° of phase shift and unity gain for oscillation.The loop's gain blocks comprise unbuffered 74HCU04 CMOS inverters that emphasize circuit simplicity, wide bandwidth, and self-referencing logic thresholds. Individual inverters each ...

Power Sources (13/12/2005)

... of digital power control units provides engineers additional features and choices for new POL designs. For dc-to-ac inverters, ruggedness provides an essential feature.Power supply components and alternative power supply components that help ...

Soft Recovery FREDs (13/12/2005)

... in RoHS compliant form. These DQ FREDs are designed for use in switch mode power supplies, alternative energy inverters, motor drives and other industrial applications. The diodes can be used as snubber diodes, hard-switched PFC boost diodes and ...

Sine of the Times (12/12/2005)

... and performance of adjustable speed drives.Today's advanced adjustable-speed drives (also called variable-frequency inverters) and motors increasingly can be found in production processes in manufacturing plants, machinery and robotics, ...

M/V Lollipop, Now With Diesel Electric (12/12/2005)

... Cummins diesel engine, which now couples to the Siemens generator. Electricity produced there runs through two Siemens inverters then to a pair of variable speed drives, which power the twin synchronous ac motors and screws.According to ...

Revolutionary electrical safety device (9/12/2005)

... laundries and kitchens areas.Protectelec is currently working towards having a dc protection system available for inverters early in the new-year. Inverters are those increasingly popular and very handy electronic devices that convert battery ...

LCD Backlighting Inverters Shine (30/11/2005)

... (CCFLs) play an increasing part in backlighting applications, so issues such as powering and packaging the high-voltage inverters that power these lamps can challenge engineers. And, when it comes to interconnection, testing and placement, these ...

Inverter-based welding power cuts maintenance costs (30/11/2005)

... area of the core, the voltage being applied, and frequency of the primary power.The key variable that inverters address is frequency. The equation that governs the design of a welder states that increasing the frequency of the primary power ...

Suitable for all 1- and 3-phase frequency inverters.

Extremely flat footprint filters (23/11/2005)

... manufacturers equip most frequency inverters with an integrated basic EMC filter, which guarantees adherence to the EMC limit values for short motor cables up to a few metres according to EN 61800-3.These also include, for instance, frequency ...

Thin film flat chip fuses (18/11/2005)

... a breaking capacity of 50A.The new devices are designed to provide secondary overcurrent protection for power inverters, motion-control units, dc-to-dc converters, battery chargers and low-voltage power supplies in information technology, ...

Clever drives for clever docking (16/11/2005)

... the docks is powered by 19 SEW-Eurodrive helical-bevel geared motors electronically controlled by Movidrive application inverters. “The motors here are in tight spaces, interfacing with quite complex screw-jacking and line shaft systems,” said ...

Rapid and secure wiring of solar systems (7/11/2005)

... solar panels will be offered. These will be followed by appliance sockets and appliance plugs to be connected to inverters. Additional accessories such as Y-splitters and appliance sockets/plugs for ac-applications will complete the system.All ...

New generation SPL vector drives (21/10/2005)

... Transmission (Aust) Pty Ltd has introduced a new generation of frequency inverters featuring PLC control for simplicity and precision in medium level industrial drives applications up to 11kW.The state-of-the-art Synplus SPL 200 and SPL400 ...

Includes a powerful 32 bit RISC processor.

HMI portfolio extended with the new H series (12/10/2005)

... of drivers totals over 100 and can be used for connecting the HMIs to various automation equipment including PLCs and inverters. Drivers include all the main worldwide brands such as Siemens, Omron and Allen Bradley.The H's multi-channel ...

Thin film flat chip fuses (5/10/2005)

... accordance with UL 248-14 and IEC 60127-4.They are designed to provide secondary overcurrent protection for power inverters, motion-control units, dc-to-dc converters, battery chargers and low-voltage power supplies in information technology, ...

Clever drives for clever docking (12/09/2005)

... powered by a total of 19 SEW-Eurodrive helical-bevel geared motors electronically controlled by Movidrive application inverters. “The motors are in tight spaces, interfacing with quite complex screw-jacking and line shaft systems,” said ...

Safety range of power inverters (12/09/2005)

... a division of Brown & Watson, has announced the introduction of a range of inverters, converting 12-volt dc power to 230/240 volt ac mains power.Compact, light weight and portable, they provide an ideal mains power source for applications in ...

IGBT standard power modules (31/08/2005)

... applications for this extended family are motor drives, uninterruptible power supplies, welders,plasma cutters, solar inverters, inductive heating, solid state relays for three phase mains and other applications where low conduction is a ...

Drift safety goes digital (26/08/2005)

... critical checks--including torque proving. “Before you tell the dolly car brakes to lift, you want to make sure the inverters are working!” said Graves.“So the control system will inject torque into the motor via the drive electronics, and ...

Rapid, secure wiring of solar systems (16/08/2005)

How real are size effects to scaled interconnect performance? (11/08/2005)