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Power Monitoring IC Exhibits 2.5 Percent Static Accuracy

September 26, 2008 5:27 am | International Rectifier | Comments

Using TruePower technology, International Rectifier’s IR3721 output power monitoring IC captures dynamic power information with 2.5% static accuracy at 65°C. The 10-pin lead-free DFN-packaged component works for DC/DC converters used in notebook computers, desktop computers, and energy-efficient server applications. The RoHS-compliant IC monitors

Light-Cured Adhesives Accommodate Assembly Schedules

September 25, 2008 9:39 am | Comments

Operating in metals, glass, ceramics, plastics, polyethylene, and polypropylene panels, ITW Devcon’s Versatile Tru-Bond 18400 Series light-cured pressure-sensitive adhesives present the option to bond parts immediately or store them for later assembly. The liquid or gel products can be applied by hand or with automated dispensing equipment, such as

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Tool Suite Verifies Software Development Aspects

September 25, 2008 9:28 am | Comments

Covering the DO-178B certification in the avionics sector, LDRA Technology’s LDRA tool suite v7.7 uses the LDRA Testbed foundation to verify aspects of software development from requirements through run time. The program integrates TBvision to show how the source code performs against security vulnerabilities, fault detection, and adherence, and lets

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AC/DC Power Modules Accept Universal Input Voltage

September 25, 2008 9:21 am | Comments

Measuring 1.46” × 0.91” × 0.59”, V-Infinity’s VSK-S3 line of 3 W AC/DC power modules yield a universal input voltage in a range from 85 VAC to 264 VAC or 110 VDC to 370 VDC. The UL60950-approved devices come in 6 models with output voltages ranging from 3.3 V to 24 V with efficiency up to 78% in the 24 V model. The modules have an isolation voltage

Power Supplies Deliver 240 W Continuously

September 25, 2008 9:16 am | Comments

Having output voltages from 3.3 V to 48 V in 0.1 V increments, GlobTek’s GT(M)9110P Series medical and ITE open-frame power supplies provide up to 240 W of continuous output power with 20 CFM of airflow and 150 W while convection cooled. The 3" × 5" × 1.7" PBC mount-style devices accepts universal input from 90 VAC to 264 VAC in frequency

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Pressure Switches Implement Magnetic Sensing

September 25, 2008 8:35 am | Comments

The CSS Series and CSC Series of current pressure switches from Setra Systems utilize magnetic current sensing technology. They are intended for HVAC/R, industrial, and lighting applications that use electric motors to drive fans, pumps, and blowers, and for sensing the status of heating coils and lighting. These solid-state switches are offered with industry standard 135 Amp or 200 Amp output

Smaller SSDs Replace Traditional Drives

September 25, 2008 7:16 am | Comments

Available in densities of 8 GB, 16 GB, and 32 GB, Low-density solid state drives (SSDs) from Samsung are 30 percent smaller than 2.5-inch SSDs and use the same SATA II controller technology as that being used on Samsung’s just-introduced MLC-based 128 GB SSD. The SSD at 32GB capacity will read data (sequentially) at 90 MB/s and write it (sequentially) at 70 MB/s. The 16 GB reads

Yagi Antennas Operate at 2,500 MHz

September 25, 2008 6:48 am | Comments

Fulfilling moderate to high gain directional requirements at 2.4 GHz, Astron Wireless Technologies’ P2400 Series yagi antennas demonstrate a frequency range from 2,375 MHz to 2,500 MHz. The devices include 4 levels of gain, a wideband design for coverage without

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IEPE Accelerometer Offers 10 mV/g Sensitivity

September 25, 2008 5:34 am | Comments

Weighing in at 0.2 grams, Dytran Instruments’ 3224A1 IEPE accelerometer presents a sensitivity of 10 mV/g. The “teardrop”-designed component operates at temperatures up to 300°F with integrated electronics, an adhesive mount, and a planar shear ceramic design. The accelerometer is suitable for environmental stress screening, PC board vibration

Front End Power Supplies Exhibit High Efficiency

September 24, 2008 11:48 am | Murata Power Solutions Inc. | Comments

Possessing a power density up to 17.9 W/in.³, Murata Power Solutions’ D1U4-W Series AC/DC front end power supplies deliver power with efficiency of up to 90.9%. The 355.6 mm × 101.6 mm × 41 mm 1U-housed devices offer output power of 1,600 W (220 VAC) or 1,200 W (110 VAC), main output voltages of 12 V, and standby output of

Sensing Chip Resistor Offers Low Absolute TCR

September 24, 2008 10:40 am | Comments

Using Z-Foil technology, Vishay Intertechnology’s VCS1625Z SMT current sensing chip resistor demonstrates an absolute TCR of ±0.05 ppm/°C from 0°C to 60°C and ±0.20 ppm/°C from -55°C to 125°C with a 25°C ref. The device exhibits power coefficient ("?R due to self heating") of ±5 ppm at rated power, a tolerance of ±0.20%, and load-life stability of

Heaters Target Hazardous Areas

September 24, 2008 7:37 am | Comments

Having a NEMA 4 rating, Omega Engineering’s CREX020 Series hazardous area convection heaters perform in areas with explosion hazard. The devices prevent the formation of condensation and temperature fluctuations, and protect against frost in transmitter housing, switch cabinets, and measuring equipment. The heaters deliver a heating capacity of

SSLD Presents 10 mA Output Current Sink

September 24, 2008 6:10 am | Comments

Driving up to 10 LEDs of any color individually, PREMA Semiconductor’s PR4010 10-channel SSLD exhibits a current sink up to 10 mA for each of the 10 SSLD outputs. The SSOP-packaged component offers a serial interface with latched input and current variation between

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Silicon Carbide Power Transistors Offer Improved Performance

September 23, 2008 12:09 pm | Comments

Operating in motor drives, DC/DC conversion, welding systems and power electronics, TranSiC’s silicon carbide (SiC) BITSIC-1220 and BITSIC-1206 NPN power bipolar junction transistors operate at 225°C, have negligible storage time delay, provide independent switching, handle short-circuits and have immunity to cosmic rays. The 3.40 mm × 1.85 mm BITSIC-1206 offers collector current from 6 A to 20 A

Recovery Rectifier Yields High Switching Speed

September 23, 2008 10:58 am | Comments

Coming in the GPR-4AM voidless glass-bead axial-leaded case, Central Semiconductor’s CPR5U-040 5 A 400 V recovery rectifier exhibits a switching speed of 25 ns. The 660°C metallurgical-bonded component operates in commercial, industrial, entertainment, avionics, and automotive applications, switch mode power supplies and half and full wave

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