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Digital Pulsers Enable Unipolar or Bipolar Operation

January 9, 2009 6:14 am | Comments

Providing a min. output current of 1.3 A, Maxim Integrated Products’ MAX4810, MAX4811, and MAX4812 dual digital pulsers can be independently configured to enable unipolar or bipolar pulsing in high-voltage systems from low-voltage logic outputs. The 7-mm × 7-mm 56-pin TQFN-packaged units have 3 logic inputs per channel and

Reference Designs Serve RF Remote Controls

January 9, 2009 5:46 am | Comments

Based on the Emerald GP500C communication controller, GreenPeak Technologies’ new set of reference designs are designed for IEEE 802.15.4-compliant, 2.4-GHz RF remote controls and RF modules. The products integrate into consumer electronics devices, such as TVs, DVD players, and set-top boxes, which are found inside a cabinet or in another room. The reference designs contain a protocol stack of <4 KB and an embedded

Noise-Immune Sensors Detect Chloride Liquids

January 9, 2009 5:29 am | Comments

Mounting in level applications, TURCK’s BCF10 noise-immune sensors present the ability to detect liquids with high concentrations of chlorides, such as soaps and cleaners. The capacitive device incorporates a compensating electrode configuration that allows the product to sense through the film or etch left on the inside wall of a plastic

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AUX Channel Controller Enables DisplayPort Testing

January 9, 2009 5:09 am | Keysight Technologies | Comments

Controlling a device under test through the DisplayPort connector only, Agilent Technologies’ and Quantum Data’s W2642A AUX channel controller fully automates physical layer testing of the DisplayPort main link for sink- and source-device testing. Automated physical layer tests can be made using Agilent test equipment, such as the

Attenuated Switches Perform at Three Levels

January 9, 2009 4:58 am | Comments

Exhibiting a frequency range from DC to 25 GHz, Teledyne Coax Switches’ CAS-37 Series tri-state attenuated switches can be switched to a low-loss state (<0.5 dB), an attenuated state (20 dB across a broadband), or an open state with one of the two RF inputs terminated into a 50-Ohm termination. The products exhibit an operating

MLCCs Protect Against Thermal and Mechanical Stress

January 9, 2009 4:41 am | Avx Corporation | Comments

Made with non-polar construction, AVX Corporation's MH Series multilayer ceramic capacitors (MLCCs) provide protection against thermal and mechanical stress. The RoHS-compliant devices are rated at up to 100 V with a max. capacitance of 22 µF and an operating temperature range from -55°C to 125°C. The Pb-free components perform as input/output capacitors for industrial and telecom applications, smoothing circuits, HID, and

Semiconductor Laser Diodes Target Medical Apps

January 9, 2009 4:30 am | Comments

Based on indium phosphide (InP), nLIGHT’s new generation of Pearl 1,400-nm to 2,000-nm semiconductor laser diodes perform in surgical and aesthetic medical applications through either direct use or to pump holmium or erbium lasers. At 1.9 microns, the fiber-coupled modules provide up to 20 W of output power from a single

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Digital Line Voltage Monitor Protects Single-Phase Equipment

January 8, 2009 9:34 am | Comments

Field-adjusting parameters via a push of a button, ICM Controls’ ICM492 digital line voltage monitor shields single-phase equipment against low and high voltage conditions and rapid short-cycling. The instrument continuously checks incoming line voltage for faults, displays rms voltage on a backlit digital display, and offers adjustable over and under voltage settings. The device includes an adjustable anti-short cycle time delay, control

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Temperature Sensor Features Foul Proof Probe

January 8, 2009 7:19 am | Comments

Featuring an enclosed foul proof probe tip that permits operation in bio-fuel and diesel engine applications, the EGT Diesel Exhaust Gas Temperature Sensor from The Sensor Connection is a type K thermocouple

Lithium Coin Cell Holders Withstand Shock and Vibration

January 8, 2009 7:02 am | Comments

Using dual-spring contacts, Keystone Electronics’ 1054 and 1054TR #2450 lithium coin cells holders retain cells under shock and vibration in high-density applications for PCB requirements. The polarized devices may be used with most vacuum and mechanical pick-and-place assemblies, and are supplied in bulk and on tape and

RF Power Transistors Function over UHF Band

January 8, 2009 6:45 am | Comments

Using the High Voltage Vertical Field Effect Transistor (HVVFET) architecture, HVVi Semiconductors’ HVV0405-175 and HVV0912-150 RF power transistors operate across the UHF frequency band from 420 MHz to 470 MHz and 960 MHz to 1,215 MHz, respectively. The 175-W HVV0405-175 exhibits 25-dB gain at

Design Tool Targets Embedded Systems

January 8, 2009 6:22 am | Iar Systems Software | Comments

Offering code generation, simulation and test, and formal verification, IAR Systems’ IAR visualSTATE 6.20 design tool is suitable for designing, testing and implementing embedded applications based on state chart diagrams in the medical and industrial control sectors. The program provides verification and validation utilities, generates C/C++ code that is 100% consistent with the system design, and integrates with the

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Gearmotors Offer Wide Operating Range

January 8, 2009 5:56 am | Comments

Rated at 1/20 hp (37.3 W) at 230 V/60 Hz/3-phase, Bison Gear & Engineering’s 107 Series Verdant Duty gearmotors present an operating range from 6 to 90 Hz to provide a 15:1 range of adjustable output speeds in applications requiring no maintenance. The products contain totally enclosed, non-ventilated (TENV) AC motors, and exhibit

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Medical Power Supplies Provide Various Protections

January 8, 2009 5:36 am | Comments

Complying with UL/EN 60601-1 and CSA C22.2 No. 601.1 medical standards, Tumbler Technologies + TRUMPower’s TM650 Series AC/DC switching power supplies demonstrate PFC, PFD, remote inhibit, remote sense, overvoltage, overcurrent, and thermal protections. The 5” × 10.5” × 2.5” products exhibit withstand voltages of

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Storage Chokes Serve Renewable Energy Sector

January 8, 2009 4:50 am | Comments

Obtaining an efficiency of ~99%, Premo EMC’s AIC Series single- and 3-phase storage chokes are designed to operate in inverter applications in the renewable energy sector. The devices exhibit an operation frequency from 2.5 KVA to 100 KVA, operating frequency of up to 25 KHz, and inductances from 250 mH to 6 mH. The 250- and

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