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Power Supply Acts as Simulator

September 29, 2008 8:48 am | Product Releases | Comments

Keithley Instruments’ Model 2308 portable device battery/charger simulator is a dual-channel battery- and charger-simulating power supply. The device maintains a stable output voltage in response to pulse loads with a transient voltage drop of www....

Power Supplies Offer High Power Density

September 29, 2008 8:48 am | Product Releases | Comments

Murata Power Solutions’ CF200 and CF3500 Series AC/DC switching supplies have a power density of 8 W/in.³ and 9 W/in.³, respectively. The 200 W CF200-A12C presents a 12 V output and 80% efficiency in a 127 × 84 × 39.6 mm U-channel package. The 350 W CF-350-A12C/A24C/A48C offer 80% efficiency in a 173 × 84 × 36....

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Controller Performs in Half-Bridge Converters

September 29, 2008 8:48 am | Product Releases | Comments

STMicroelectronics’ L6591 PWM controller demonstrates optimization for zero-voltage switching asymmetrical half-bridge converters. The device enables efficiencies of 85% min. at 500 kHz, implements pulse skipping under light-load and no-load conditions, and has a quiescent current of www....

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MLCCs Come with Polymer Terminals

September 29, 2008 8:48 am | Product Releases | Comments

Vishay Intertechnology’s VJ0805, VJ1206, VJ1210, VJ1808 and VJ1812 HVArc Guard® SMT X7R MLCCs include optional polymer terminals. The devices have optimization in applications including buck and boost DC/DC converters, voltage multipliers for flyback converters, and lighting ballast circuits....

LDOs Consume Low Current

September 29, 2008 8:48 am | Product Releases | Comments

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Handheld Analyzers Offer Software Enhancements

September 29, 2008 8:48 am | Product Releases | Comments

Anritsu Company’s Site Master and Cell Master handheld analyzers now include firmware for sweep speed, optical Distance-to-Fault (DTF) measurement capability, post analysis tools and a phase-stable cable with reinforced handgrip. The firmware speeds up sweeps for cables and antennas by 30%. The ODTF-1 optical DTF module gives the analyzers the ability to be a portable fiber tester in remote radio head applications, shows fiber measurements ...

Femtocell SoC Delivers to 25 Simultaneous Subscribers

September 29, 2008 8:48 am | Product Releases | Comments

DesignArt Networks’ DAN2200 WiMAX femtocell SoC provides non-blocking WiMAX performance for up to 25 simultaneous subscribers. The IEEE 802.16e Wave 2-certified component uses software-centric multi-core architecture to exhibt plug-and-play installation, embedded synchronization options and automated installation and operation of WiMAX femtocell clusters....

ICs Manage Power Digitally

September 29, 2008 8:48 am | Product Releases | Comments

Fairchild Semiconductor’s FD2004, FD2004-01 and FD2006 digital power controllers and FD1505 digital power support driver use Fairchild-Zilker’s Digital-DC architecture to manage power digitally. The 5 mm² 32-lead or 6 mm² 36-lead QFN-packaged controllers offer an input voltage range from 3 V to 14 V to control output voltages from 0....

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LNAs Exhibit Failsafe Bypass Mode

September 29, 2008 8:48 am | Product Releases | Comments

Hittite Microwave's HMC668LP3E and HMC669LP3E GaAs pHEMT MMIC LNAs utilize an automatically-enabled failsafe bypass mode in automotive, cellular/3G, WiMAX/4G and test equipment applications from 700 to 2,200 MHz. The HMC668LP3E is rated from 700 to 1,200 MHz, and the HMC669LP3E is rated from 1,700 to 2,200 MHz....

Tablet PC Software Tests Wi-Fi Sites

September 23, 2008 11:55 am | Product Releases | Comments

Berkeley Varitronics Systems' Swarm™ tablet PC software operates on indoor and outdoor Wi-Fi site surverys. The program combines Yellowjacket® 802.11b/a/n/g Wi-Fi receiver measurements with GPS geo-coding accuracy. The software enables survey bitmap creation, scanning for all 802.11b/a/n/g channels with automatic correlation, and exporting of data including RSSI, MAC and SSID....

RF Receiver Operates in Radio Systems

September 23, 2008 11:55 am | Product Releases | Comments

CML Microcircuits' CMX992 RF receiver utilizes a superheterodyne receiver section along with IF local oscillator circuitry in Wireless Data and PMR/LMR radio systems. The 48-pin VQFN-packaged component supports multi-standard digital and analogue systems of constant envelope and linear modulation types....

SPDT Switches Support SMA Connectors

September 23, 2008 11:55 am | Product Releases | Comments

Ducommun Technologies' 2S and 2SE Series SPDT switches offer options for SMA connectors over a frequency range from DC to 18 GHz and DC to 24 GHz, respectively. The 2.1 oz devices include failsafe, latching self cut-off or pulse latching options with a break-before-make switching sequence. The switches exhibit 50 Ω nominal RF impedance, failsafe operating temperature from -55ºC to 85ºC ambient, latching operating temperature from -25ºC...

Passive Switches Help Graphics

September 23, 2008 11:55 am | Product Releases | Comments

Maxim Integrated Products introduced its MAX4889B and MAX4889C 1:2 or 2:1 PCI Express® (PCIe) passive switches switch 4 half lanes of PCIe data between two destinations. The quad double-pole double-throw (DPDT) devices use 4 devices to convert 16 PCIe lanes into two sets of 8 lanes for use with either SLI™ or CrossFire™ graphics cards....

DC/DC Converters Exhibit 2,250 VDC Isolation

September 23, 2008 11:55 am | Product Releases | Comments

Murata Power Solutions' HPH and UCH Series single-output half-brick DC/DC converters are isolated to 2,250 V DC with an open-frame construction and are designed for PCB mounting. The HPH Series offers an output range from 3.3 to 12 V DC, input voltage range from 36 to 75 V DC and efficiency up to 91% while delivering up to 360 W at 70 A....

Power Supplies Provide 90 W

September 23, 2008 11:55 am | Product Releases | Comments

Protek Power's PMP90 Series medical desktop power supplies deliver 90 W of power in a 3" × 5.12" × 1.72" package. The RoHS-compliant devices offer input from 90 to 264 V AC, output from 5 to 48 V DC, withstand voltage specified at 4,000 V AC and input-to-output and leakage current specified at 90 µA....

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