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100 MHz Crystal Oscillator Provides High-speed, Current-steering Logic Output

March 20, 2008 7:16 am | Comments

Maxim Integrated Products introduced the DS4100H 100 MHz, HCSL-output crystal oscillator (XO) for PCI Express applications. Said to be the first XO to provide a high-speed, current-steering logic (HCSL) output, the DS4100H eliminates the need to translate from CMOS, LVDS, or LVPECL formats to HCSL. Manufactured using a fundamental AT-cut crystal technology, it integrates a

Illuminated LED Toggle Switch Series Display Circuit Status for Multiple Applications

March 20, 2008 5:27 am | Comments

NKK Switches announced the M2100 series of LED-tipped miniature toggle switches, and the TL series of illuminated standard-size toggle switches. The two series offer engineers an array of highly visible lighted electromechanical toggle switches that display circuit status for multiple applications ranging from hand held devices to front panel interfaces. The M2100 series of miniature LED-tipped toggles are available in power or logic level rated options.

Oscilloscopes Feature Large Display, Fast Waveform Update Rate

March 19, 2008 12:46 pm | Agilent Technologies | Comments

Agilent Technologies expanded its mixed-signal and digital-storage oscilloscope portfolio with 10 new models that comprise its next-generation InfiniiVision 7000 Series. The series offers bandwidths up to 1 GHz and a deep memory waveform update rate of up to 100,000 waveforms per second. Each model, equipped with a 12.1-inch XGA LCD display comes in a package that is 7" deep and weighs 14 lb.

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USB to Synchronous Cable Enables IP Data Communications for Tactical Radios

March 19, 2008 12:39 pm | Comments

Sealevel Systems’ ACC-188 USB Synchronous Interface Adapter enables tactical radios currently used by the U.S. Armed Forces to interface to PCs and transmit IP based data. According to the company, the adapter allows warfighters to quickly transmit and receive data such as GPS maps, images, coordinates, and IM type communications.

Op Amp Combines High Voltage and High Accuracy

March 19, 2008 12:31 pm | Comments

Texas Instruments introduced a precision power operational amplifier (op amp) which operates on supplies up to 100V and provides a high output current of ±50mA with a 150 mA short circuit limit. The OPA454 is unity-gain stable and can track fast moving signals since it has a slew rate of 10V/µs and gain-bandwidth product of 2.5 MHz. It features a single or dual supply of ±4V (8V) to±50V (100V).

Linear Regulator Cuts MSP430 System Standby Power In Half

March 19, 2008 11:17 am | Comments

Consuming what is presented as the lowest quiescent current in the industry at 500nA, the Texas Instruments' TPS780xx LDO also has a voltage select pin for designers to dynamically shift to a lower voltage level in a MSP430 microcontroller-based battery-powered design when the microprocessor is in sleep mode to cut power by as much as half. Stable with any output capacitor greater than 0.1µF

Miniature Signal Conditioning IC Enhances Optical Sensors' Proximity and Object Detection

March 19, 2008 7:55 am | Comments

Avago Technologies today announced a miniature single-chip signal conditioning IC that is said to enhance the performance and robustness of optical sensors used for proximity or object detection in consumer and industrial applications. When used with optical proximity sensors, the APDS-9700 signal conditioning IC provides

Synchronous Data Acquisition Products Offer High-speed Performance Over Ethernet

March 19, 2008 6:54 am | Comments

DATAQ Instruments announced the DI-785 and DI-788 Ethernet data acquisition models. Multiple units, separated by over 100m, can synchronize at samples rates as high as 180 KHz per unit by simply daisy-chaining ordinary CAT-5 cables between them. With up to 32 fully isolated channels per box, and support for as many as eight simultaneously connected boxes

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Switching Regulators are Pin Compatible

March 19, 2008 6:27 am | Comments

MEGA Electronics’ M78 0.5A and 1.0A switching regulators are suited to replace 78xx linear regulators and are pin compatible.  With efficiencies up to 96 percent very little energy is wasted as heat, eliminating the need for heat sinks and reducing overall weight. The regulators include a thermal shutdown, short circuit protection with continuous automatic recovery and low ripple and noise.  Normal operating temperatures are from

Front End Supply Crams 400W into 1U Without Added Airflow

March 19, 2008 5:57 am | Murata Power Solutions Inc. | Comments

Intended for use as a front-end supply in a distributed power architecture requiring 12V bulk power, the CEF400-112C AC/DC supply has an integral fan to enable it to deliver 400W continuously in a 1U package from 0°C to +50°C without additional external airflow. The 4.0" × 7.0" × 1.55" PFC device accepts from 85 to 264VAC or 120 to 300V DC and provides a 12V main with a standby 5V auxiliary output

IGBTs Exhibit High Power Dissipation in Solar Inverter Apps

March 18, 2008 11:09 am | International Rectifier | Comments

Using the latest-generation field-stop trench technology to reduce conduction and switching losses, the IRGB40xxDPbF family of 600V IGBTs from International Rectifier reduces power dissipation by up to 30percent in UPS and solar inverter applications of up to 3 kW. The devices are optimized for switching at 20 kHz with a collector-to-emitter saturation voltage from 1.95V to 2.20V and currents from 4A to 48A with a internal soft-recovery diodes

Precision Amplifier Offers 20 fA Guaranteed Input Bias Current

March 18, 2008 10:58 am | Comments

National Semiconductor introduced the LMP7721 precision amplifier 20 fA guaranteed input bias current at room temperature and over the extended temperature range of -40°C to 125°C. According to the company, the device yields maximum system sensitivity and accuracy from photodiode and high-impedance sensors and is suited for improving sensitivity and accuracy in battery operated portable applications

RGB Color LEDs Offer 150° Viewing Angle

March 18, 2008 6:23 am | Comments

Consisting of 3 separate emitters in a 1204-size SMT package (3.2 x 1.0 x 1.5mm) compatible with automated assembly as well as IR and vapor-phase solder reflow, the OVSRRGBCC3 RGB LED provides adjustable-color llight with a viewing angle of 150°. Deployable in a top- or side-mount orientation with a white diffused lens

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Low Profile MIL-STD-1553 Dual Transformer with Side-by-side Configuration

March 18, 2008 5:51 am | Comments

Beta Transformer Technology Corporation introduced the DSS-2000 dual transformer with and ultra low profile 0.130” maximum height. The device has a side-by-side configuration and is available in ratios compatible with 3.3V, 5.0V, 12V, and 15V transceivers. The 0.130” height makes suitable for today’s smaller MIL-STD-1553 board topologies and has ratios to meet both long and short stub applications

SMT LEDs Present Sub-Millimeter Profile

March 17, 2008 11:28 am | Comments

Provided in a CLCC-6 FlatPackage configuration, the VLMW621 family of warm-white SMT LEDs is presented as having the lowest profile (0.9mm high) of its type. The ceramic-encased InGan devices are available with luminous intensities from 1800mcd to 7100mcd and thermal resistances of 40K/W junction to pin and 90K/W junction to ambient. The devices have a 140 mA forward current, a 4.3V maximum forward voltage, and 650 mW of power dissipation

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