TelCom Semiconductor Inc. (Mountain View, CA) introduced the TC105 and TC110 switching controllers intended for battery-operated applications. The TC105 is a step-down (buck) switching controller that provides output currents of up to 1A (max) at a typical efficiency of 92 percent, and the TC110 is a step-up (boost) switching controller that provides output currents as […]
Cherry Semiconductor Corp. (East Greenwich, RI) introduced the CS51221 and CS51227, two new voltage-mode pulse-width modulated PWM control ICs designed for feed forward operation in sub 150W dc/dc power converters. Both controllers have all features necessary for basic voltage-mode operation. Designed for applications requiring a full set of control and protection features, the 16-lead CS51221 […]
IMP Inc. (San Jose, CA) recently announced two new distribution pacts for the firm's Power Management and Data Communications interface integrated circuits. Jaco Electronics (Hauppauge, NY) will distribute IMP's product lines in the United States, and Arrow Electronics Australia Pty Ltd. (Australia) will distribute the products in Australia and New Zealand.
Powerex (Youngwood, PA) recently introduced the CM1200HA-24J, a new 1200A/1200V low Vce(sat) IGBT. Powerex is also offering its new "GCT (gate commutated...
Microsemi Corp. (Santa Ana, CA) announced it has signed an agreement to provide Compaq Computer Corp. with $3.5 million worth of power protection devices over the 1999 calendar year. Parts to be supplies include Microsemi's Powermite low profile power management diodes and custom-designed transient voltage suppression devices. The devices will be incorporated into Compaq's commercial […]
Vishay Siliconix (Santa Clara, CA) introduced seven new n-channel TrenchFET power MOSFETs for dc/dc conversion and motor control applications. The new devices combine a maximum junction temperature rating of 175 degrees C with guaranteed on-resistance specifications for 4.5V logic level operation. The SUB70N03-09P (D2PAK), SUP70N03-09P (TO-220) and SUD50N03-10P (DPAK) feature breakdown voltage of 30V. Maximum […]
The new LM3352 regulated 200mA dc/dc voltage converter from National Semiconductor Corp. (Santa Clara, CA) is claimed to be the industry's high-efficiency...
Cherry Semiconductor Corp. (East Greenwich, RI) introduced four new pulse width modulation (PWM) controllers at this week's Applied Power Electronics Conference in Dallas. The CS-51221 and CS-51227 are designed for feed forward operation in sub 150W dc/dc power converters, while the CS-5124 and CS-5126 are intended for sub-50W dc/dc converters.The CS-51221/51227 controllers feature all of […]
Siemens Semiconductors (Munich) announced that it will be spun off to form a separate legal entity, Infineon Technologies AG, on April 1, 1999. The company will have headquarters in Europe. According to the firm, the move is a prerequisite for listing Semiconductors on stock exchanges late this year or early next year. Until then, the […]
Power Design Tools Inc. (PDT, Los Altos, CA) introduced WebSIM and eSIM, two new products intended to bring interactive power supply design simulation to the Web. Both Web-based solutions are driven by SIMPLIS, a family of switchmode power supply simulation tools. According to PDT, National Semiconductor has been beta-testing WebSIM since January 1999 through its […]
The new MIC5270 from Micrel Semiconductor (San Jose, CA) is a negative low-dropout regulator housed in the SOT-23-5 package. Intended for battery-operated...
Motorola Inc. (Phoenix, AZ) is offering a new searchable CD-ROM for its TMOS Power MOSFETs designed to allow engineers to quickly select the exact device for their applications. The TMOS CD-ROM contains a selector guide, data sheets, device cross-references and application notes in PDF format. Device reliability data, packaging and thermal specifications are also included, […]
International Rectifier (IR, El Segundo, CA) introduced the 40L15CW family of Schottky diodes optimized specifically for OR'ing applications in high-reliability power supplies....
Cherry Semiconductor Corp. (East Greenwich, RI) announced the appointment of Joe Reichbach to the position of vice president, worldwide sales and marketing. Reichbach previously served as vice president of sales and marketing for Merix Corp. (Forest Grove, OR), a supplier of advanced interconnect solutions. He will oversee all of Cherry's marketing and sales functions, including […]
Unitrode Corp. (Merrimack, NH) introduced the UCC3919 Hot Swap Power Manager, which provides complete power management for 3V to 8V hot swap...