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Rectifiers Exhibit Low Forward Voltage Drop

January 22, 2009 4:42 am | Comments

Provided in an SOT-23F package, the CMPSH1-4L and CMPSH1-4LE Low-VF Schottky rectifiers from Central Semiconductor have a forward voltage drop of 270 mV at 100 mA and 390 mV at 1 A. The CMLPSH1-4LE version has leakage currents of 200 µA at 5 V and 900 µA at 40 V. These energy efficient devices are ideal for portable

iMEMS Accelerometer Exhibits Low Power

January 22, 2009 4:31 am | Analog Devices, Inc. | Comments

Operating in portable consumer electronics, Analog Devices’ ADXL345 3-axis digital iMEMS accelerometer offers a power range from 25 µA to 130 µA. The motion sensor incorporates an on-chip ADC, an on-chip FIFO (first-in/first-out) memory block that stores up to 32 sample sets of X, Y, and Z data; and I²C and 3- and 4-wire

Microcontrollers Enable Industrial Connectivity

January 22, 2009 4:15 am | Comments

Shipping with the Freescale MQX RTOS, Freescale Semiconductor’s MCF5225x family of 32-bit ColdFire V2 microcontrollers offer on-chip USB device/host/on-the-go, Fast Ethernet, CAN, and encryption for connectivity in industrial networking


Load Cell Achieves High Accuracy

January 21, 2009 10:17 am | Comments

With accuracy of 0.05% BFSL, the Model PNC700 tension/compression load cell from Stellar Technology comes with 3 mV/V output. Able to handle ranges from 100 lbf to 100,000 lbf, the load cell has a temperature range from -65°F to 400°F. The Model PNC700 is barometrically compensated, and the standard compensated temperature range

Connector Combines Ethernet and MVB Cables

January 21, 2009 10:14 am | Comments

Joining Ethernet and MVB cable lines in a single interconnect package, the FRCIR connector from ITT Interconnect Solutions bring together four conductor wires and a braid of shielded cables with M12 contacts. The size 32, RoHS-compliant connectors have aluminum-alloy shells with a black epoxy urethane varnish. The M12 contacts are copper alloy, and the plastic inserts are UL94-VO approved and meet NF F 16-101/16-102 standards. The cables are qualified at frequencies of 1 MHz, 10 MHz, and 100 MHz, with Ethernet lines to

UPS Battery Charger Generates 500 W Output

January 21, 2009 10:10 am | Comments

Utilizing high frequency conversion topology to generate 500 W output power, the BCH 501 series, a compact DC output UPS system/battery charger from Absopulse, is comprised of two vertically stacked (‘piggy-backed’) chassis. The input accepts a jumper selectable 115 VAC or 230 VAC, a 95 VAC to 264 VAC universal input

ADCs Boast Improved Noise Performance

January 21, 2009 6:56 am | Comments

Operating in power-sensitive portable applications, Maxim Integrated Products’ MAX19505, MAX19506, and MAX19507 dual-channel, 8-bit, 65/100/130-Msps ADCs demonstrate a SNR of 49.8 dBFS and a SFDR of 69 dBc at 70 MHz. The 7-mm × 7-mm, 48-pin TQFN-packaged components exhibit analog power consumption per


Key Switches Enhance Tactile Feedback

January 21, 2009 6:35 am | Comments

Using silver- or gold-plated dome inserts, C&K Components’ K5G and K5A2 snap-acting key switches are said to allow for enhanced user feel for tactile feedback. The 8.20-mm × 8-mm × 6-mm K5G exhibits mean operating force of 3.7 N for the first stroke and 6.5 N for the second stroke, and travel of 0.50 mm and 0.85 mm for


Tower UPSs Offer High Power Ratings

January 21, 2009 5:49 am | Comments

Designed for small-to-medium businesses, remote offices, and retail environments, Hewlett Packard’s T750 G2, T1000 G3, and T1500 G3 tower UPS units exhibit power ratings of 750 VA, 1,000 VA, and 1,400 VA. The devices present a line-interactive design with buck and boost voltage regulation; an intuitive front panel display, Enhanced Battery Management (EBM), and prioritized shut-down of attached devices during

Signal Tester is First LTE Base-Station Simulator

January 21, 2009 5:46 am | Comments

Designed with 4 RF units that enable 2x2 MIMO system handover tests (in a simulated network environment), the MD8430A Signaling Tester from Anritsu is presented as the industry’s first LTE base-station simulator. The simulator can conduct end-to-end testing at downlink speeds of up to 100 Mbps and uplink speeds of up to

Power Supplies Address Medical Applications

January 21, 2009 5:41 am | TDK-Lambda Americas, Inc. | Comments

With a 4 kVAC I/O isolation and an output-to-ground isolation of 1,500 VAC, digitally controlled 300-W power supplies from TDK-Lambda meet the IEC 60601-1 for medical equipment. Regulated DC outputs of 12 V or 24 VDC are standard, and features include an integrated transformer and 8-bit microcontroller. The supply delivers


TCXOs Perform from 650 Hz to 1.25 MHz

January 21, 2009 5:34 am | Comments

Coming in a SMT package, Greenray Industries' T124 Series TCXOs come in versions from 650 Hz to 1.25 MHz. The components offer temperature stability to ±0.30 ppm over a temperature range from -40°C to 85°C. The devices exhibit an input voltage of 3.3 V input voltage with optional electrical freqency control (EFC) to adjust for

MCU Enables Fine Powertrain Control

January 21, 2009 4:57 am | Renesas | Comments

Intended for fine-grain control of vehicle engines and transmissions for improved performance and efficiency with low emissions, the SH72531 32-bit SuperH microcontroller (MCU) from Renesas can operate at temperatures as high as 125°C. The 90-nm process IC has 1.25 MB of flash memory and achieves 240 MIPS processing performance at 120 MHz. The 3.3-V/5-V chip consumes just 350 mW and comes in a 24-mm² LQFP package with


Emitter Presents High Radiant Intensity and Optical Power

January 21, 2009 4:45 am | Comments

Measuring 3-mm (T1), Vishay Intertechnology’s VSLB3940 940-nm infrared emitter offers on-axis radiant intensity of 65 mW/sr and optical power of 40 mW at 100 mA. The component exhibits switching times of 15 ns, support for data rates up to 30 Mb/s, an angle of half intensity of ±22°, and a forward voltage of 1.35 V at 100 mA. The device is appropriate for infrared remote control units used with digital cameras, notebook PCs, and

Terminal Combines MIL-STD-1553 Components

January 21, 2009 4:35 am | Comments

Offering software and hardware compatibility with the Enhanced Mini-ACE Series, Data Device Corporation’s BU-64843T Total-ACE MIL-STD-1553 terminal integrates dual transceivers, dual transformers, a protocol engine, and 4K words of internal RAM. The PBGA-packaged unit is powered by 3.3 V, exhibits an industrial


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