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Overvoltage-Protection Controllers with Integrated nFET 

September 26, 2007 8:17 am | Product Releases | Comments

Maxim Integrated Products introduces the MAX4943-MAX4946/MAX4949 overvoltage-protection (OVP) controllers with an integrated nFET. These devices provide OVP up to +28 V. They provide overvoltage trip levels from 4.56 V to 8.9 V and undervoltage trip levels from 2.45 V to 4.15 V. Integrating the nFET switch into the devices' 2 mmࡨ mm microDFN package reduces the overall external system component count and required board space....

LISTED UNDER: Power, Controllers

Low Noise Block Satellite Controllers

September 26, 2007 8:17 am | Product Releases | Comments

Zetex Semiconductors announces its ZXNB low noise block (LNB) satellite controllers that integrate all bias, control and power management functions into a single chip, achieving LNB size reductions of up to 30 percent. They minimize PCB size, routing complexity, component counts and aluminum housing size....

LISTED UNDER: Power, Controllers

Battery-Operated Bench Top Power Supply

August 10, 2007 11:58 am | Product Releases | Comments

R & R Technologies, Inc. announces its PS-1 portable bench top power supply with built-in rechargeable batteries that allows the testing of low-power circuits without cord or power-main limitations. This power supply can be used to set up long-term tests that are less susceptible to test-stopping power outages or glitches than corded power supplies....

LISTED UNDER: Power, Batteries | Power, Battery
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Touch Pad Controllers

July 18, 2007 11:52 am | Product Releases | Comments

Freescale Semiconductor is meeting the demand for touch-sensitive control with the introduction of two sensitive touch pad controllers. Freescale’s MPR081 and MPR082 proximity capacitive touch sensor controllers are designed to detect touch by measuring capacitance. Touch sensors are becoming essential for any interface with buttons....

LISTED UNDER: Power, Controllers

Microcontrollers Outperform FPGAs

July 17, 2007 10:57 am | Product Releases | Comments

Atmel® Corporation’s new line of customizable microcontrollers deliver as much as 8X the performance for DSP algorithms that are frequently implemented in FPGAs, with substantially reduced power consumption and unit IC costs that are 30% to 50% lower. The AT91CAP MCUs include an Atmel processor core, a variety of peripherals and multiple high-speed busses....

LISTED UNDER: Power, Controllers

Power IC Delivers High Output Power

July 17, 2007 9:06 am | Product Releases | Comments

RF Micro Devices introduces the RFMD’s 28 V GaN 10 W RF3822 powerIC which is optimized for high efficiency with 16 dB gain over a wide operating bandwidth in a 50W impedance environment. The RF3822 utilizes advanced heat sink and power dissipation technologies to deliver high output power with constant gain and good thermal stability....

LISTED UNDER: Power, Ics

Configurable AC/DC Power Supplies

June 22, 2007 6:30 am | Product Releases | Comments

Lambda expands its NV family of configurable AC/DC power supplies, adding a product series that can supply 300 W. The NV-300 series is especially suitable for use in high-density medical, data communications and test-and-measurement equipment. Units measure a very compact 3.75 × 7.25 × 1....

LISTED UNDER: Power, Supplies

Li-Ion/Li-Polymer Charge-management Controllers

June 22, 2007 6:30 am | Product Releases | Comments

Microchip Technology Inc announces the MCP73811 and MCP73812 (MCP7381X) Li-Ion/Li-Polymer charge-management controllers. These simple, single-cell devices provide fully integrated charge-management functions and selectable or programmable charge currents up to 500 mA in a 5-pin SOT-23 package. They are USB compatible and come with integrated current sense, pass transistor and reverse battery protection onboard to enable smaller, more cost-e...

LISTED UNDER: Power, Controllers
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Fully Engineered Battery and Power System

June 21, 2007 11:14 am | Product Releases | Comments

OceanServer Technology, Inc. introduces a patented, fully engineered battery and power system that lets designers add smart, rechargeable Li-Ion battery back-up power as an OEM component to virtually any type of electronic and electromechanical equipment. The Intelligent Battery and Power System™ serves as a complete AC/DC power supply and provides clean, regulated DC, sourced from Li-Ion battery packs, an AC wall outlet or any external...

LISTED UNDER: Power, Batteries | Power, Battery

Single Output Power Supplies

April 6, 2007 10:02 am | Product Releases | Comments

Lambda introduces a series of single-output 5 to 15 W AC/DC power supplies designed for direct mounting on a printed circuit board (PCB). Small and lightweight, the KPS series supplies are suitable for use in a wide variety of applications, such as process control, test-and-measurement and portable equipment....

LISTED UNDER: Power, Supplies

Wireless Security Controllers

February 9, 2007 5:02 am | Product Releases | Comments

Fortress Technologies announces its FC-X Series of security controllers that are capable of processing throughputs up to 1.9 Gb/s per second, offering government customers a controller that meets the requirements for high-performance wireless optics links, as well as agency-wide wireless networking deployments....

LISTED UNDER: Power, Controllers

DC/DC Converters Extend Battery Life

February 9, 2007 5:02 am | Product Releases | Comments

Maxim Integrated Products MXIM) has introduced the MAX8581/MAX8582 high-efficiency, step-down DC/DC converters that can continuously deliver 600 mA. Available in a 9mm2 package, these devices integrate a 65 mΩ bypass FET. During high-power transmission, this bypass FET connects the power amplifier (PA) directly to the battery with a dropout of 33 mV at 500 mA, thus minimizing power loss at the inductor and allowing minimal battery vol...

LISTED UNDER: Power, Batteries | Power, Battery

Power Management Solutions: Choosing the Right One Now Pays Dividends Later

January 31, 2007 9:59 am | Product Releases | Comments

Paying attention to power management prolongs battery life and increases performance by minimizing ripple/noise in the system. By Bob Nguyen, National Semiconductor Wireless technology implies the freedom to physically move around while still remaining virtually connected. No longer attached to a wall outlet, electronic wireless handset click to enlarge Figure 1...

LISTED UNDER: Power, Management

Charge-management Controllers

December 27, 2006 11:10 am | Product Releases | Comments

Microchip Technology Inc. announces the MCP73833 and MCP73834 (MCP73833/4) single-cell, high current (1 A), Li-Ion/Li-Polymer linear charge-management controllers. These fully integrated charge-management controllers combine several key, standard charge-management and safety features in a single chip for reliable charging of high-capacity Li-Ion and Li-Polymer batteries....

LISTED UNDER: Power, Controllers

Step-down Power Converter

December 27, 2006 11:10 am | Product Releases | Comments

Semtech Corp. announces the SC250 and SC251, members of a DC/DC step-down (buck) power converter family designed to improve battery life by providing adaptive DC power control in CDMA and WCDMA handsets. CDMA and WCDMA handsets experience wide swings in power consumption based upon their distance from a base station....

LISTED UNDER: Power, Converters

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