The MIC2755 from Micrel Semiconductor Inc. (San Jose, Ca) features multiple voltage monitors and ultra-low quiescent current in a MSOP-08 package. Designed for use in battery-operated portable systems such as PDAs, it detects and reports up to three battery states, provides power-on reset and manual reset capability, and controls the system's power converter to ensure […]
National Semiconductor Corp. (Santa Clara, CA) recently announced the LM2655,an integrated 2.5A switching regulator in a TSSOP-16 package. According to National, the LM2655 delivers a conversion efficiency of 92 to 95 percent, resulting in increased battery life and decreased PCB area, which are factors of success in today's design challenges. The LM2655 is designed for […]
California Micro Devices Corp. (CAMD, Milpitas, CA) announced the introduction of the CMPWR300 and CMPWR280 devices, two monolithic CMOS semiconductors, to its existing family of power-management products. Using CAMD's SmartOR technology, the new parts give continuous 3.3V output power from one of three supplies determined by the system requirements, and automatically selected by the internal […]
Collmer Semiconductor Inc. (Dallas, TX) has recently introduced Trench Gate MOSFETs from Fuji Electric of Japan. According to Collmer, these devices use advanced 0.8um technology and are avalanche energy-rated. Additionally, they feature a high-gate-to-source-voltage rating of +30, -20V. The Trench Gate MOSFETs have a maximum Vds of 60V, and Rds(on) is 5.0 milliohms typical and […]
Power Integrations Inc. (Sunnyvale, CA) introduced its patented TOPSwitch-FX family, expanding its offerings of power conversion ICs. TOPSwitch-FX offers engineers flexibility to design highly integrated power supplies. In addition, it incorporates the company's energy-saving EcoSmart technology to help engineers meet the growing need for environmentally friendly power solutions. The devices deliver up to 75W of […]
Fairchild Semiconductor Corp. (Sunnyvale, CA) recently announced the development of a 12V power-supply solution for modern motherboard architectures, the RC5052. The RC5052 is a single-phase synchronous-mode dc/dc controller. The controller is designed to provide highly accurate, user-programmable output voltage for high- and low-end PCs along with low-end work stations. According to Fairchild, the RC5052 features […]
Philips Semiconductors (Sunnyvale, CA), an affiliate of Royal Philips Electronics, recently announced a chip-scale package version, Flip Chip, of the TEA1207 low-cost dc/dc converter (IC). This device is designed to address the growing demand for smaller case sizes with the smart mobile consumer product market for applications such as mobile and cordless telephones, PDAs, and […]
Micrel Semiconductor (San Jose, CA) has debuted the MIC2142, a micropower boost regulator IC capable of driving white LEDs and providing LCD bias. Intended for use in cellular phones and PDA applications, the new MIC2142 is housed in Micrel's IttyBitty SOT23-5 packaging. It requires three external components, and has a 2.2V to 16V input voltage […]
Dallas Semiconductor (Dallas, TX) is introducing the new DS1680 portable system controller for touch-screen applications. The company claims that this device is the first IC to combine touch-screen control with complete power and processor monitoring and control, as well as a system real-time clock. The product, available for 3.3V and 5V supplies, is designed for […]
Texas Instruments (Dallas, TX) recently announced a new Unitrode PWM controller, the UCC3895. According to the company, the device is designed to...
Advanced Power Technology (Bend, OR) recently announced a new RF MOSFET optimized for high-power Class C, D and E operation from 1mHz to 120mHz. According to the company, the ARF450 is a matched pair of RF power MOSFETs in a common source configuration. It is designed for push-pull or parallel operation in scientific, commercial, medical […]
Texas Instruments (Dallas, TX) recently introduced the TPS23xx, a new family of power controllers supporting the live insertion, or hot-swapping, of circuit...
Fairchild Semiconductor Corp. (Sunnyvale, CA) recently announced its new line of high-voltage PowerTrench MOSFETs. The new MOSFETs extend the PowerTrench line to...
AVX Corp. (Myrtle Beach, SC) introduced a new higher-voltage U-dielectric capacitor. The company claims that the new ranges, from 100V to 200V, make the devices appropriate to applications requiring low ESR capacitors with higher voltage capabilities, such as amplifiers and modulators for communications and wireless network applications. The new higher-voltage U-dielectric capacitors are available in […]
Cooper Electronic Technologies (St. Louis, MO) recently announced the availability of its new PowerStor Aerogel Capacitor made from a carbon-aerogel-foam technology. According...