Advance-Galatrek (UK) has launched a new range of dc power supplies. The company claims that its latest models in the PowerPak range offer modular expansion, ease of maintenance and remote management and control capabilities. Each model within the PowerPak range is capable of exceeding demands for telecom-grade dc power throughout 24/7 networks, with system architecture […]
Powerline (UK) is now offering the ETA BW Series, a range of open-frame switch-mode power supplies with output ratings up to 50W. The new units are designed to provide a high-efficiency — up to 87 percent — supply in applications ranging from office equipment to industrial control. The series has a universal input range from […]
Lambda (UK) has introduced a new single-output version of its 1,000W Alpha. Three configurations are available, delivering a choice of 40A at 24V, 83A at 12V or 200A at 5V. The single-output can be tailored to exactly match the user's output voltage requirement via a multi-turn potentiometer with an accuracy to within one percent. Load […]
Ascom (Switzerland) has purchased Rompower Inc. (Tucson, AZ), with its branches in Tuscon, AZ and Bucharest, Romania, hence expanding the development "know-how" of its energy systems division. Rompower, which employs a total of approximately 20 highly-specialized engineers, has concentrated on the research and development of dc/dc converters. Ascom believes that Rompower will cover the "know-how" […]
The Wall Street Journal reported online that Tyco International Ltd. (Pembroke, Bermuda) has placed about 5,000 workers in its US electronics business on unpaid leave for two to three weeks. The company cited "inventory adjustments" by some customers as the cause. Company spokeswoman Judith Czelusniak was quoted as saying that the suspensions began earlier in […]
Solid State Supplies (UK) has debuted the MUR range of ultrafast rectifiers. The series is designed to provide optimized performance of forward voltage drop with a reverse recovery time of 25ns. Intended for use in the output rectification stage of SMPS, UPS and dc/dc converters, as well as freewheeling diodes in low-voltage inverters and chopper […]
Texas Instruments Inc. (TI, Dallas, TX) announced the schedule for its worldwide Unitrode Power Supply Design Seminar Series for 2001. TI will conduct these one-day seminars in 36 North American markets beginning on April 3, 2001. Seminars in Europe will begin on May 28, and the dates and locations for seminars in Asia will be […]
Torex Semiconductor (Japan) has introduced the XC6202 series of high-voltage positive voltage regulator ICs. Fabricated in CMOS, the new XC6202 combines a current limiter circuit, a driver transistor, a precision voltage reference and an error correction circuit in a single IC package. With a maximum input voltage of 20V and output voltages between 1.8V and […]
Vicor (Andover, MA) announced the introduction of the VIPAC family of power solutions, which the company claims offers configuration flexibility, high power density and fast time to market. The VIPAC family's modular construction combines pre-assembled and tested front-ends with one or more of Vicor's second generation dc/dc converters on a choice of platforms. The modular […]
The applied power conversion division of Technology Dynamics (Bergenfield, NJ) has introduced the TCP-1KW PFC series switcher, which provides 1,000W with power-factor correction at a 24V or 48V output for telecom, computer, process control, medical and networking applications. Features include line regulation of 0.3 percent; load regulation of 2 percent; a 10 percent voltage-adjustment range; […]
Yaskawa Electric America Inc. (YEA, Waukegan, IL) has assumed ownership and operation of the MagneTek drive products business unit in New Berlin, Wisconsin, formerly a part of the Drives & Systems group of MagneTek Inc. (Nashville, TN). This unit sells, modifies and services general purpose and high-performance ac drives. MagneTek will retain the industrial controls […]
Darnell.Com Inc. (Corona, CA) announced the signing of a strategic partnership agreement with Shenzhen IC-Net Co., a leading Chinese e-commerce company specializing in integrated circuits, semiconductors and related electronic products under the auspices of the China Electronics Chamber of Commerce (CECC) and the Chinese Ministry of Information Industry (MII). The terms of the strategic partnership […]
Microsemi Corp.'s (Santa Ana, CA) Linfinity power management division debuted the second product in a new line of dc/dc converter ICs for use in personal computers and PDAs. The LX1734 is a high-speed inverting dc/dc current-mode controller from a 4V to 10V supply. Microsemi claims that, with a 1A 20V integrated switch, the converter can […]
National Semiconductor Corp. (Santa Clara, CA) launched a new series of constant-current switched capacitor power converters, LM2791-H/L and LM2792-H/L. These converters are designed for white LED display lighting and can power both backlight and frontlight LEDs found in color displays for mobile handsets, PDAs and digital cameras. Designed to regulate multiple outputs matched to within […]
Taiyo Yuden Inc.'s (San Marcos, CA) power systems group announces the Model LS650, an ultra-compact cold-cathode fluorescent tube (CCFT) inverter for brightness...