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Power MOSFETs Offer Low On-Resistance

January 14, 2009 11:11 am | Product Releases | Comments

Based on TurboFET™ technology, Vishay Intertechnology's 20V SiS426DN and SiR496DP and 30 V Si7718DN and Si7784DP N-channel power MOSFETs exhibit "on-resistance times gate charge" of 76.6 mW-nC at 4.5 V and 117.6 mW-nC at 10 V (20 V) and 112.34 mW-nC at 4.5 V and 180 mW-nC at 10 V (30 V)....

Power Manager/ Li-ion Charger Provides Digital Control

January 14, 2009 11:11 am | Product Releases | Comments

Linear Technology's LTC4099 power manager, diode controller and Li-ion/polymer battery charger delivers digital control and status readback for portable USB powered devices, such as media players, PDAs, PNDs and smart phones. The I2C port programs parameters, including input current limit, charge current, termination current, and float voltage, and allows the user to read back system status information....

Power Monitor IC Employs Digital I²C Interface

January 14, 2009 11:11 am | Product Releases | Comments

Utilizing TruePower technology, International Rectifier's IR3720 output power monitor IC communicates output current or voltage to the system controller through a digital I²C interface. The 3 x 3-mm 10-pin DFN-packaged product utilizes TruePower™ technology to achieve current accuracy of 0.20% and voltage accuracy of ±0....

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The Development of a Standard Hand Phantom for Wireless Performance Testing: Part 2

January 14, 2009 10:32 am | Articles | Comments

This is part two of a three part series. Read part one By Dr. Michael D. Foegelle, ETS-Lindgren; Kevin Li, Nokia Corp.; Andrew Pavacic, Paul Moller, Motorola, Inc. Defining the Grip An informal survey of advertised handsets on the market revealed that they could generally be separated into two categories by width.

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Auto-Calibration Design Kit Evaluates Sensor Components

January 14, 2009 9:43 am | Product Releases | Comments

OPTEK Technology has developed an automatic calibration design kit that provides a simplified means of compensating for device-to-device variation in optoelectronic sensors. The OCB100Kit features a driver board with three different optoelectronic circuits to easily calibrate optoelectronic devices, provide a consistent output signal and shorten the design cycle....

Headlamp LED Delivers Brighter Light

January 14, 2009 9:43 am | Product Releases | Comments

With its integrated shutter, the OSTAR headlamp LED from OSRAM Opto Semiconductors will simplify automotive headlamp optical systems by emitting an efficient and clearly defined light beam without the need for external shutters that are common in current headlamp designs. The high-powered LED is available in one-, two-, three-, four- or five-chip arrays, providing the flexibility to create different illumination patterns for virtually any h...

Power Amplifiers Support Multi-band 3G Devices

January 14, 2009 9:43 am | Product Releases | Comments

RF Micro Devices, Inc. announces two WCDMA/HSDPA power amplifiers, the RF3267 and the RF6266. These highly-integrated WCDMA/HSDPA PAs support the needs of multi-band, multimode 3G handsets and smart phones. The RF3267 is a Band 1 (1,920- to 1,980-MHz) WCDMA/HSDPA PA with a digitally controlled low-power mode, allowing operation up to 19 dBm with reduced current consumption....

Choke Coil Targets HDMI Transmission Line Interfaces

January 14, 2009 9:43 am | Product Releases | Comments

Taiyo Yuden USA, Inc. announces its CM01H900 wire-wound common-mode choke coil for HDMI transmission line interfaces, offering ultra-compact size and improved high-frequency characteristics for common-mode noise reduction in high-speed differential signal interfaces. Typical applications include flat-screen TVs, Blu-Ray disc recorders, PC video output interfaces and other high-definition digital imaging devices....

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Attenuated Switch Performs at Three Levels

January 14, 2009 9:43 am | Product Releases | Comments

Teledyne Coax Switches introduces its CAS-37 tri-state attenuated switch with a frequency range of DC-25 GHz. This multi-state coaxial switch can be switched to a low loss state (less than 0.5 dB), attenuated state (20 dB across a broadband) or open state with one of the two RF inputs terminated into a 50-? termination....

Handheld Computer Performs in Rugged Environments

January 14, 2009 9:43 am | Product Releases | Comments

Two Technologies, Inc. introduces its Safari rugged handheld computer that is IP65-rated for protection against dust and water, thereby being suitable for outdoor use in harsh environments. The case is molded from Cycoloy, an ABS/polycarbonate blend plastic, offering extreme resilience to environmental stresses, as well as to a variety of chemical substances....

Wide-Band VHF Amplifier Modules Simplify System Design

January 14, 2009 9:43 am | Product Releases | Comments

M/A-COM Technology Solutions, Inc. introduces a pair (10-W and 40-W) of wide-band VHF power amplifier modules that shorten the final application design stage in mobile, portable and base station communication systems for microwave and RF applications. The multi-modulation modules consist of a driver and an output stage with built-in amplitude equalization and feedback networks....

Step-Down Controller for Notebook Power Supplies

January 14, 2009 9:43 am | Product Releases | Comments

Maxim Integrated Products introduces its Model MAX17101 dual, Quick-PWM step-down controller with synchronous rectification for generating 5 V/3.3 V supplies in battery-powered systems. This highly integrated device consists of four output-voltage regulators, allowing it to save space while generating multiple supplies for notebook computers....

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Reactive Splitters Perform to 2.7 GHz

January 14, 2009 9:43 am | Product Releases | Comments

MECA Electronics, Inc. announces its reactive splitters with rugged construction and optimal performance across all wireless bands from 0.8 to 2.7 GHz, making them suitable for in-building or tower top systems. They feature easy installation with unobstructed access to connector ports for the largest coaxial cables with no additional mounting hardware....

3U Compact PCI Board Combines Flexibility and Functionality

January 14, 2009 9:43 am | Product Releases | Comments

MEN Micro, Inc. releases its F215 Universal Interface 3U CompactPCI board that combines the flexibility of user-defined FPGA technology tailored to specific application requirements with compact universal SA-adapter boards that provide the physics for legacy serial I/O, fieldbus interfaces and other small I/O functions....

Analog-to-Digital Converters Provide Low-Power Operation

January 14, 2009 9:43 am | Product Releases | Comments

Microchip Technology, Inc. announces its series of low-power, high-resolution Delta-Sigma analog-to-digital converters (ADCs). The MCP3422, MCP3423 and MCP3424 (MCP3422/3/4) ADCs provide 18-bits of resolution, and they consume only 135 mA at 3 V continuous conversion. The multi-channel devices have integrated voltage references, programmable gain amplifiers (PGA) and oscillators onboard, and they are available in small packages of 2 ×...

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