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48-bit Digital Input Boards Offer I/O Flexibility

March 26, 2008 7:57 am | Comments

With software selectable input switching levels from 0 – 28 VDC (with 25 mV resolution) the DNx-DIO-448 high density digital input boards, DNA-DIO-448 and DNR-DIO-448 allow for I/O flexibility. A diagnostic input mode measures the analog voltage at each input, allowing quick and accurate detection of short and open circuits as well identifying marginal or failing drive circuitry. Compatible with United Electronic Industries’ popular “Cube” and RACKtangle I/O chassis, the board reads all 48 bits at sustained rates in excess of 1 kS/second.

Low-Profile CCFL Inverters Have a Wide Input Voltage

March 26, 2008 7:44 am | Endicott Research Group | Comments

Presenting a profile of less than 6 mm, the SFW Series of DC to AC inverters from Endicott Research Group Inc, have an input voltage range from 8V to 18V. Available in single and dual-lamp versions, the devices feature open lamp detection, onboard PWM dimming, and lamp current regulation. Additional features include direct display connection and a start voltage of 1800 Vrms.

Zener Diode Assemblies Shield Automotive Peripherals

March 26, 2008 6:06 am | Comments

Created to help protect consumer infortainment devices that require in-vehicle charging, a pair of 2.3A polymer-enhanced Zener diode assemblies from Tyco Electronics  include a resistively non-linear, polymer positive temperature coefficient (PPTC) layer that responds to either diode heating or overcurrent events. Features include a max input of 16VDC, a resistance of 0.04O, and a power dissipation of 0.7W.

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Snap-In, Panel Mount Pushbutton Switch Offers Bi-color Illumination

March 25, 2008 12:26 pm | Comments

Available in a choice of silver-plated or gold over nickel plated copper alloy, the DG Series snap-in, panel mount pushbutton switch offers design engineers bi-color illumination. The RoHS-compliant switch suits applications, such as audio/video equipment, consumer electronics, and test instruments. With a tested electrical life of 100,000 cycles with an electrical rating of 100 mA at 30V with silver contacts and 0.4V A max at 20V max with gold contacts, the device has a contact resistance is <50? initial and a dielectric strength of at least 750Vrms with an insulation resistance of over 100?.

PCI-express Bus Extender Allows Swapping of PCIe Boards without System Reboots

March 25, 2008 10:05 am | Comments

Furaxa Inc. announced its PCIeExt16HOT “Smart” PCI-express Live-insertion bus extender board which, when installed in any PCI-express ×16 motherboard socket, facilitates fast production testing and engineering debug of PCI-express boards of all data widths (×16, ×8, ×4, ×2 and ×1). Live insertion enables boards to be rapidly removed and exchanged without the need to power down or reboot the system.  Ability to selectively reduce supply voltages by 0 percent, 5 percent or 10 percent enables margin testing of boards.

Miniature Accelerometers Address Tight Spaces

March 25, 2008 9:41 am | Comments

Encapsulated in a titanium package measuring 6.4 mm x 5.5 mm, the 3225M23 and 3225M24 voltage-mode (IEPE) piezoelectric accelerometers from Dytran are able to mount in spaces potentially inaccessible to other types of accelerometers. Intended for shock and vibration measurements in space-constrained lightweight applications such as in board-mounted devices

6U CompactPCI Express Carrier Board Fills Need For More Compatible CompactPCIe Products

March 25, 2008 7:25 am | Comments

One Stop Systems 6U CompactPCI Express (CPCIe) carrier board enables OEMs to utilize PCIe I/O boards on their CompactPCIe systems. This Type 2 board supports a PCIe short card, usually in PCIe ×8, ×4, and ×1 configurations. While the carrier board is equipped with a PCIe ×16 connector, it communicates at ×4 speeds.

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

March 25, 2008 6:33 am | 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 | 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 | 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

Analog Front End Enhances Ultrasound System Performance

March 24, 2008 9:47 am | 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 | 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.

Mini Switchers Target Point-of-Load Applications

March 24, 2008 5:49 am | 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

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Synchronized, Portable USB Module for Sound and Vibration

March 24, 2008 5:45 am | 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.

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

March 21, 2008 10:17 am | 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

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