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Dual-Rank DDR2 Registered DIMMs for High-End Servers

April 1, 2008 10:10 am | Comments

SMART Modular Technologies (WWH), Inc. announced its 8 GB dual-rank PC2-4200 registered DIMM (RDIMM) that features advanced packaging technologies and the MetaSDRAM chipset. Designed for use in high-end servers, the RDIMM doubles available storage capacity while lowering cost compared to traditional dual-rank modules, and improving system performance by lowering power consumption with the use of a four-rank module system.

Low-Power, Large Memory 16-bit MCUs Eliminate Need for External Cap-Touch Components

April 1, 2008 8:07 am | Microchip Technology Inc. | Comments

Microchip Technology added nine new members to the PIC24F 16-bit microcontroller (MCU) family which features low power (2.6 µA standby current) and large-memory (up to 256 KB Flash and 16 KB RAM). This 16-bit MCU includes an integrated Charge Time Measurement Unit (CTMU) peripheral, which

One-Chip PCIe to UART Serial Bridge Designed for Low Power Consumption

April 1, 2008 7:23 am | Comments

Pericom Semiconductor announced a PCI Express SBridge (serial bridge) product family, offering a one chip device for the CPU to UART (Universal Asynchronous Receiver Transmitter) I/O market. The product family consists of three different UART port count configurations:

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Mini SIP3 Switchers Deliver up to 1.5A

April 1, 2008 7:08 am | Comments

Offering efficiencies as high as 97% with no need for a heatsink, the R-78Bxx Series of SIP3-sized switching regulators is available in versions delivering up to 15W at ambient temperatures from -40°C to +85°C without forced-air cooling. The R-78Bxx-1.0 delivers from 1.5 to 15VDC at up to 1A with an input of up to 34VDC, the R-78Bxx-1.5 yields 1.5 to 6.5VDC at up to 1.5A from an input of up to 18VDC, and the R-78HBxx-0.5 is presented as the first 8:1 converter with an output from 3.3 to 24VDC using an input from 9 to 72VDC.

Thin Server Board Lets Users Power Down

April 1, 2008 6:55 am | Comments

VIA Technologies' NAS 7800 board for thin servers and NAS segment systems offer up to eight S-ATA II ports and two Gigabit ports. Powered by a low heat, energy-efficient 1.5 GHz VIA C7 processor, with an optional fanless VIA Eden sku, the board features a

DC Link Capacitor Handles Higher Currents

April 1, 2008 6:45 am | Comments

With a low-loss polypropylene dielectric, in a UL 94 V-0 plastic case and self-extinguishing epoxy resin sealing, the WIMA DC-LINK MKP 4 DC link capacitor can replace electrolytic devices in high-power converter applications. Available with capacitances from 5µF to 75µF at voltages of 450V DC, 700V DC, 900V DC und 1,100V DC, the self-healing polypropylene parts come

GaN Power Transistor Addresses 2.5 GHz and 3.5 GHz Markets

April 1, 2008 6:27 am | Comments

Consisting of a broadband DC to 4GHz GaN-on-Si HEMT in a thermally-enhanced plastic package, the NPT1004 delivers up to 45W at 28V for high PAR and pulsed applications, up to 5W for 2.5GHz to 3.5GHz WiMAX applications, and 4.5W for 3.3GHz to 3.5GHz WiMAX applications. The Pb-free, RoHS-compliant device suits high peak to average power amplifiers for WiMAX and systems using pulsed waveforms such as in radar, telemetry, and medical applications.

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Starter Kit Supports ColdFire Development

April 1, 2008 5:38 am | Iar Systems Software | Comments

Providing a tool for designers developing a system based upon a Freescale ColdFire microcontroller, the IAR KickStart Kit includes an MCF52223-SK evaluation board, a limited edition of the IAR Embedded Workbench V1.20 for ColdFire, the IAR J-Link for ColdFire BDM26 debug probe, and a 20-state evaluation edition of IAR visualSTATE. The Embedded Workbench is an integrated C/C++ development environment providing full support for devices with ColdFire V1, V2 and V3 cores.

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12-bit Digitizer Features Simultaneous Sampling and Streaming to PC

March 31, 2008 10:16 am | Comments

Recording signals to the card memory of up to 2 Giga-samples or streamed at full rate to the host PC, Strategic Test Corp’s UF2e-3120 two-channel 10 MS/s 12-bit waveform digitizer PCI Express card features options for dual-timebase sampling, synchronous digital inputs, asynchronous digital I/O and the possibility to synchronize up to 542 channels. Each channel has its own 10 MS/s ADC for true simultaneous sampling.

Single-Channel Regulator Chip Claims High Efficiency and Accuracy

March 31, 2008 10:13 am | Comments

Integrating a switching voltage regulator, 1.5A-rated p-channel power MOSFET, and compensation circuitry in a TO-252S-5 package, the BD9870 single-channel step-down switching regulator has an efficiency of 88%, an output accuracy of ±1.0%, and a bias current of 3mA with a zero standby current. Deployable using only an external coil, diode, and output capacitor, the 900-kHz device can present a 60% board-space savings

TrenchFET power MOSFET Achieves Lowest On-Resistance

March 31, 2008 8:55 am | Comments

WIth an on-resistance/gate charge FOM of 98 (presented as a record for any VDS = 30V, VGS = 20V SO-8-size part) and a maximum on-resistance of 2.25 mO at a 4.5-V gate drive voltage, the Vishay Siliconix Si7192DP TrenchFET power MOSFET is presented as having the best performance for a device of its type. The n-channel device comes in a PowerPAK SO-8 package be used as the low-side MOSFET in synchronous buck converters, in secondary synchronous rectification, and OR-ing applications.

CEC/Energy Star-Compliant Desktop Supplies Provide 180W of Power

March 31, 2008 8:39 am | Protek Power North America | Comments

Protek Power North America's PUP180 Series of CEC and Energy Star-compliant AC/DC desktop  power supplies provide 180W of power for monitors, computers, networking equipment, test equipment and printers. The lightweight, 6.69” × 3.35” ×1.60” supplies in a convection cooled package specifiy

DC/DC Converters Enable Engineers to Scale from Low to High Power During Design

March 31, 2008 8:04 am | Murata Power Solutions Inc. | Comments

Murata Electronics North America introduced the new MPD7D06*S 48V input isolated DC/DC converter series. The device allows engineers to scale from low to high power and vice-versa in the design stage. This scalability is enabled by the MPD7D06*S's parallel operation feature and footprint compatibility with the company's 10W MPD6D10*S Series and the 15W MPD6D11*S Series DC/DC converters.

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D-sub Connector Targets High Power Applications

March 31, 2008 7:17 am | Comments

Offering size 8 power contacts with an optional integrated filter array, the Combo D Series D-Sub connector for Telecom, Power Applications from ITT Interconnect rejects 50/60Hz noise and has a 40A maximum contact current rating. The right-angle press-fit connector has a 200 mating- cycle minimum lifespan, can handle 1000-V peaks, and has Eurostyle brackets that meet CECC75 301 802 specifications.

Sensors Address High-Changeover Environments

March 31, 2008 7:05 am | Comments

Able to consistently detect targets at up to 50 mm regardless of target color or reflectivity,  Pepperl+Fuchs’ Tru-Vue photoelectric background suppression sensor is unaffected by potentially distracting background objects without using reflectors or thru-beam alignment. The sensors are 29 mm deep, giving them flexibility for tight-confined mounting and offer tamper-proof operation in industry-standard housings, with versatile side-mount or snout-mount options to satisfy various application needs.

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