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320W Switching Power Supplies Designed To Meet Space and Performance Needs

March 25, 2008 6:33 am | Product Releases | Comments

Astrodyne Corporation announced the PMK320 line of high density switching power supplies that offers output power of 320W with active PFC. All models accept universal input from 90V AC to 264V AC. Six models are available providing single outputs from 5V DC to 48V DC. The PMK320 series is approved for UL/EN60950-1 safety specifications.

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RF Dongle Reference Design Uses Single RFIC

March 25, 2008 5:25 am | Product Releases | Comments

Providing an air data rate of up to 2 Mbps, a single-chip USB dongle reference design based on the nRF24LU1 RFIC with integrated RF synthesizer and PLL is intended for use in applications such as PC peripherals, remote devices, and sports accessories. The design integrates the RF chip, PCB antenna, 16 MHz crystal, and required passives in a 12 mm × 32 mm form factor that is FCC, ETSI, and USB compliant.

40V Synchronous Rectifier Enables High Efficiency In Switching Designs

March 24, 2008 10:24 am | Fairchild Semiconductor | Product Releases | Comments

Fairchild Semiconductor's 40V breakdown DC/DC synchronous rectifier for power supplies such as DC-DC brick modules and servers features desirable RDS(ON) and total gate charge (QG), and provides 20 percent lower Figure of Merit (FOM) compared to other 40V MOSFET solutions, according to the company. It comes in an industry standard and green

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Analog Front End Enhances Ultrasound System Performance

March 24, 2008 9:47 am | Product Releases | Comments

Presenting a complete analog signal chain solution designed for portable ultrasound systems, Texas Instruments' AFE5805 integrated analog front end (AFE) delivers as much as a 50 percent space savings with up to 20 percent lower power consumption and 40 percent less noise than existing integrated solutions. Presented as the smallest device of its type and the first in the AFE58xx family of devices, the AFE reduces component count to decrease power consumption by up to 20 percent and offers 40 percent less noise than similar devices

Speed Controllers Utilize Built-in Digital Display

March 24, 2008 7:49 am | Product Releases | Comments

Oriental Motor Corp. announced a RoHS compliant speed controller that enables the speed control to be set by using the built-in digital display. The FE100/FE200 drives and controls a wide range of the company’s 3 phase fractional horsepower AC induction motors. As the speed controller parameters have been set for motors in advance, the motor performance can be maximized at both low and high speeds. It has a 200 rpm to 2400 rpm (12:1) speed range that can be set through the speed knob on the front of the speed controller box.

Side Bar: Get a Trusted Security Certificate

March 24, 2008 6:46 am | by Jon Titus, Senior Technical Editor | Articles | Comments

Jon Titus exlains that you can buy digital certificates to identify your products and provide a public/private key for each.

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Mini Switchers Target Point-of-Load Applications

March 24, 2008 5:49 am | Product Releases | Comments

Designed to replace linear regulators in board-level power applications, the SR7805 Series of SIP miniature point-of-load (POL) switching regulators have an output of up to 7.5W. The devices are available in six models operating from inputs of 4.75V DC to 32V DC and delivering a regulated output of 3.3, 5, 6.5, 9, 12, or 15V DC. packaged in a miniature, The 0.45" x 0.3" x 0.4" SIP convection-cooled UL94-VO-rated devices can operate at temperatures from -40°C to +85°C with no derating

Synchronized, Portable USB Module for Sound and Vibration

March 24, 2008 5:45 am | Product Releases | Comments

Data Translation announced the DT9837A, a high performance USB module for sound and vibration analysis. It has four independent 24-bit IEPE (Integrated Electronics Piezo Electric) sensor inputs that are synchronized with a tachometer input to provide data streams matched in time for field or laboratory use. A read-back channel from the analog output guarantees perfect correlation of all signals with the input stream, the output stream, and the tachometer.

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X PRIZE Group Offers $10 Million Challenge to Auto Industry for 100-MPG Car

March 21, 2008 10:54 am | Blogs | Comments

The goal is to inspire a new generation of viable, super fuel-efficient vehicles that offer more consumer choices.

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5W Ultra-Wide Input Range SMD, Single and Dual Output DC/DC Converters

March 21, 2008 10:17 am | Product Releases | Comments

Minmax's MSKW3000 Series 5W SMD DC/DC's are in “gull-wing” SMT package and meet IPC/JEDEC J-STD-020C 4th and 5th chapter in solder-reflow for lead free process. The series consists of 14 models with input voltage ranges of 9V DC to 36V DC and 18V DC to 75V DC, which provide precisely regulated output voltages of 3.3V, 5V, 12V, 15V, ±5V, ±12V and ±15V DC. The -25°C to +60°C operating temperature range

Brushless-Motor Driver Serves Constant-Velocity Applications

March 21, 2008 7:33 am | Product Releases | Comments

Using Hall sensors for feedback, the TA223 brushless-motor drive can be programmed to ramp up at a preset rate and maintain a constant velocity regardless of changes in load. The RS232-capable 9.3" × 3.5" × 5.7" driver can be set via an off- or on-board 10K potentiometer, or  via software and has features such as soft start control, integral AC line filtering,  enable input level, fault output level, coast input level, target velocity, Hall active level, and Current limit.

Battery Authentication ICs Provide Device Security

March 21, 2008 5:53 am | Product Releases | Comments

Intersil introduced flexible battery authentication ICs for cell phones. The ISL9206 and ISL9206A are incorporate the company's FlexiHash+ engine. It provides high levels of security using a basic challenge/response scheme based on 32-bit challenge code and 8-bit response code. The engine employs

High Performance EMI Filtered D-Sub Connectors

March 21, 2008 5:35 am | Product Releases | Comments

Spectrum Control offers high performance series 700 D-subminiature filtered connectors. The connectors are available with feed thru capacitors and Pi filters offering desirable insertion loss, with capacitance ranges to 5,000 pF for feed-thru caps and 4,000 pF for Pi filters. These connectors have the ability to selectively filter lines allowing signals of various rates to pass without degrading signal integrity. The connectors are available in

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Brainstorm - Communication Buses

March 20, 2008 10:26 am | Articles | Comments

As electronic networks become more data-intensive and intelligent subsystems increase in number and complexity, bandwidth limits, signal interference, and device compatibility issues become important concerns. What are some ways that an electronic circuit designer can address these challenges?

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Bonding/sealing Polymer Allows UV or Heat curing

March 20, 2008 9:56 am | Product Releases | Comments

Proving an optically clear, non-yellowing bonding, sealing, or coating material for substrates auch as glass, metals, plastics, polyester films, and polycarbonates, the UV15-7DC polymer from Master Bond can cure using UV light or heat. Typical UV cure times range from 5 seconds to 2-3 minutes depending upon the wave length, intensity of the UV light, and the thickness being cured, with typical heat curing schedules of 10-30 minutes at 250°-260°F.

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