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LED Controller Delivers 70 W

October 9, 2008 12:33 pm | Comments

Using an external N-channel MOSFET, Linear Technology’s LT3756 high-side current sense LED controller drives up to 20 1 A white LEDs from a nominal 12 V input, delivering up to 70 W. The DC/DC converter operates in an input voltage range from 6 V to 100 V in automotive, industrial, and architectural lighting applications in boost, buck, buck-boost, or

RF Switch Contains Four TX Paths

October 9, 2008 12:14 pm | Comments

Using UltraCMOS process technology, Peregrine Semiconductor’s PE42641 HaRP-enhanced SP4T RF switch presents 4 identical WEDGE- and CDMA-compliant TX paths while operating from DC to 3,000 MHz. The 3 mm × 3 mm × 0.75 mm QFN-packaged unit exhibits insertion loss of 0.45 dB at 1,000 MHz and 0.60 dB at 2,000 MHz, and isolation of

Coupling Chip Antenna Geared to Micro Communication Products

October 9, 2008 12:00 pm | Comments

Featuring sensitivity to environmental interference, the 5320 Coupling Chip Antenna from Yageo Corporation is intended for micro communication products, including Bluetooth headsets, smart phones, and others. Requiring 3 mm to 5 mm in clearance on motherboards, the antenna supports bandwidths of 2.4 GHz to 2.484 GHz, Bluetooth and IEEE 802.11 bgn applications

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Module Series Acts as Controlling Microprocessor

October 9, 2008 11:34 am | Comments

Providing Wi-Fi/802.11b/g functionality, the RCM5400W module series from RabbitCore mounts directly onto a user-designed motherboard and acts as the controlling microprocessor for the system. Measuring 1.84" × 2.85" × 0.55" (47 mm × 72 mm × 14 mm), the series features hardware DMA and six serial ports. With up to 39 general-purpose I/O lines configurable, the series sports

Microcontrollers Employ a Hardware Control Law Accelerator to Assist the CPU

October 9, 2008 10:31 am | Comments

Offloading high-speed control algorithms from the main TMS320C28x CPU, Texas Instruments’ Piccolo Series MCUs frees the CPU to handle I/O and feedback loop metrics via its control law accelerator (CLA) design. The units provide 32-bit real-time control in solar power micro-inverters, LED lighting, white good appliances and hybrid automotive

Computers Demonstrate PCI Expandability

October 9, 2008 9:38 am | Comments

Performing in industrial and embedded applications, Arista’s BoxPC Computer Series offers single PCI expandability, an 800 MHz FSB and Windows XP. The devices includes 1 GB of DDR400 DIMM RAM at 266/333/400MHz. 120 GB 5,400 rpm SATA HDD with RAID 1/0 configurations, one LPT printer port, audio connectors, and a metal wall-mountable chassis. The BoxPC 108A has

DSA Offers Serial-Addressable Control Interface

October 9, 2008 9:14 am | Comments

Controlling up to 8 different attenuators using a common 3-wire interface bus, Peregrine Semiconductor's PE43703 7-bit UltraCMOS digital step attenuator (DSA) presents a serial-addressable control interface. The 5 mm × 5 mm × 0.85 mm 32-lead QFN-packaged device covers a 31.75 dB attenuation range in 0.25 dB, 0.50 dB, or

Module Aids in TV Tuner Architecture Conversion

October 9, 2008 8:21 am | Comments

Exceeding ATSC, OpenCable, DVBT/C/H, DMB-TH, and ISDB-T standards, Xceive Corporation’s SN5000A SiliconNOW tuner module helps bridge the gap between CAN tuner architecture and silicon-based TV tuner architecture. The component offers

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Triaxial Accelerometer Exhibits High Sensitivity

October 9, 2008 8:14 am | Comments

Offering a frequency response from 0.3 Hz to 10,000 Hz, Dytran Instruments’ Model 3263M8 triaxial accelerometer presents a sensitivity of 100 mV/g. The component shows laser-marked labels of the X, Y, and Z axes in a large font size on 3 orthogonal faces, which aids in the orientation of the sensor. The accelerometer performs in modal analysis, noise vibration

Brushless Fans Supply 417 cfm

October 9, 2008 7:09 am | Comments

Having an impeller design, Jaro Thermal’s Air-Mover Series brushless fans deliver 417 cfm (5,300 rpm) of high-flowing air. The 172 mm × 150 mm × 51 mm instruments operate with a static pressure of 1.690” of H2O and a voltage from 24 VDC to 56 VDC. The fans are appropriate for HVAC, server, and rack mount applications. Options include on-board

Attenuators Demonstrate Four Attenuation Values

October 9, 2008 6:10 am | Comments

Measuring 0.125" × 0.250" × 0.015", State of the Art’s MTA1225 Series multi-tap attenuators offer standard attenuation values of 1 dB, 3 dB, 6 dB, and 10 dB on a single chip. VSWR for all 4 values is <1.500:1 with attenuation tolerance of ±0.500 dB or 10%, whichever is greater. The chips eliminate the use of multiple attenuator devices in attenuation switching

Coupler Functions in GaN MMIC Devices

October 9, 2008 5:02 am | Comments

Covering the 1,000 MHz to 2,500 MHz frequency range, Innovative Power Products’ Model IPP-4011 transforming 90º hybrid coupler combines 2 signals of up to 300 W CW total output power in GaN MMIC devices with 25 O input and output impedances. The 2.20” × 0.80” × 0.23” drop-in style-packaged device offers 2 ports at 50 O impedance and

Controllers Support 40 W Power Ranges

October 8, 2008 12:21 pm | On Semiconductor | Comments

ON Semiconductor’s NCP1080 and NCP1081 Power over Ethernet Powered Device (PoE-PD) and DC/DC converter controllers support power ranges up to 40 W of regulated power delivered to the application load in a 2-pair configuration. The 4.4 mm × 6.5 mm TSSOP-EP20-packaged devices perform in VoIP phones, wireless access points, industrial Ethernet

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Oscilloscope Series Features Next Generation Chipset, High Data Transfer Rates

October 8, 2008 11:41 am | Comments

LeCroy introduced WavePro 7, the first product series in the Zi Family of oscilloscopes. It represents the first deployment of the company’s next-generation chipset and latest streaming architecture, X-Stream II. This oscilloscope offers complete debug with up to 6 GHz of bandwidth available. The WavePro 7’s design incorporates a 15.3", 16:9 HD display with a touchscreen. The company asserts the scope can solve electronic design problems within

LED Lamp Consumes Under 8 mA

October 8, 2008 11:19 am | Comments

Designed to replace 120 MB incandescent bulbs, DDP’s 120MBLS-X-CX 120 VAC line voltage wide-angle LED lamp draws <8 mA of power (85% lower than incandescent 120 MB bulbs) while operating at 130 VAC. The light utilizes a shunt resistor to eliminate transient current, and prevent a false positive indication by the LED. The lamp suits indicator applications, and

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