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Power Management IC Maximizes Energy Performance in Multi-Kilowatt Systems

January 3, 2008 7:13 am | Product Releases | Comments

Texas Instruments introduced a single-chip, interleaved power factor correction (PFC) control circuit for multi-kilowatt communications, server and industrial systems. In line-operated systems with power levels from 75W to 1 kW and above, the UCC28070 helps reduce total harmonic distortion, allowing systems to maximize usable outlet power and accommodate extreme variations and disturbances

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Three-Phase BLDC MOSFET Pre-Driver Controller ICs

January 2, 2008 10:24 am | Product Releases | Comments

Allegro MicroSystems introduced two automotive grade (temperature and voltage rated) three phase BLDC motor controller integrated circuits. These control ICs integrate the commutation logic on-board, which lessons the burden on the system microprocessor. If desired, the Hall sensor inputs can be driven directly by a microprocessor, which makes

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Constant Current LED Driver IC Specified Up to a Maximum of 40V

December 20, 2007 10:42 am | Product Releases | Comments

Allegro added a high-brightness, adjustable constant current LED driver to its portfolio of display driver ICs. Targeted at the automotive lighting market, this LED driver is also a fit for industrial and consumer LED applications. This device is designed to operate over the typical automotive battery and temperature ranges. The input voltage range is specified down to

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Sychronous Buck Power Block Offers Space Savings In POL Converters

December 20, 2007 9:26 am | International Rectifier | Product Releases | Comments

International Rectifier introduced the iP1206, a fully optimized device for synchronous buck applications including telecom and networking equipment. It is the latest addition to the iPOWIR integrated power conversion stage product line, designed for two-phase single output applications up to 30A or dual independent outputs up to 15A.

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Chip Enables Simultaneous Audio Connections of Consumer Electronics

December 19, 2007 9:51 am | Product Releases | Comments

STS Inc. announced the availability of its fourth-generation chip (DARR81) for digital wireless audio platforms in the connected home or office. The chip enables simultaneous audio connections of consumer electronics (CE) devices, such as headphones, speakers, home theater systems, flat panel TVs, game consoles, iPod and portable media player docking stations, and PCs for uninterrupted streaming of HD uncompressed wireless audio.

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Standard Cell Device Implements a Structured ASIC as IP

December 18, 2007 9:20 am | Product Releases | Comments

ChipX announced the introduction of Hybrid ASIC, the implementation of a structured ASIC as IP on a Standard Cell device. This development approach is said to allow for rapid and economical product line development and save companies recurring engineering (NRE) and tooling costs. According to the company, turnaround time for logic changes can be

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Loop Powered Ultrasonic Sensors Internally Calculate Flow Rates and Volume

December 18, 2007 8:46 am | Product Releases | Comments

Automation Products Group, Inc. introduced the LPU-2428 Loop Powered Ultrasonic Level Sensors with microprocessor control to internally perform volume, flow, and totalization calculations. These IP65 rated sensors provide a 1 foot to 25 foot (0.3 m to 7.62 m) detection range. They are designed for liquid flow-rate and volume measurement applications.

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Post Amplifiers with Twice the Signal Gain of Previous Offerings

December 18, 2007 7:13 am | Product Releases | Comments

Micrel's SY88343HL and SY88289HL high-sensitivity, low-power CML limiting post amplifiers are designed with twice the signal gain of the company's previously announced SY88343DL and SY88289CL. These products are targeted at applications using low-cost transimpedance amplifiers and/or low gain PIN diodes which occur in a variety of data and telecom markets

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RS-485/RS-422 Transceiver Provides Precision Control

December 18, 2007 6:53 am | Product Releases | Comments

Intersil Corporation introduced the ISL3259E RS-485/RS-422 transceiver, a next-generation interface IC that combines a 100 Mbps data transmission rate with a low 2.6 mA supply current and 15 kV IEC61000-4-2 ESD (electro-static discharge) protection. The IC allows for the elimination of external protection components and saves on total costs. This device’s ESD level is rated at 15 kV air gap and 8 kV contact discharge to IEC61000-4-2 on the RS-485/RS-422 bus pins and 9kV HBM on all of the other pins.

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RS-432, RS-485 Transceivers Offer Extended Operating Temperature

December 18, 2007 6:51 am | Product Releases | Comments

Linear Technology expanded its RS-422/RS-485 transceiver product family with an "H-grade" option designed for high temperature applications. LTC285xH versions feature an extended operating temperature of -40°C to 125°C, as well as the characteristics traditionally required for these applications. The new temperature grade is intended to ensure reliable data transmission in harsh environmental conditions

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Battery Charger IC for Single and Dual Cell Applications Reduces Charge Time

December 18, 2007 6:36 am | Product Releases | Comments

Advanced Analogic Technologies Incorporated announced the AAT3663, the first in a family of 1A linear battery charger ICs capable of charging up to two Li-ion cells in series. Designed to operate from either an AC adapter or a USB port, this device features the company’s Digital Thermal Loop charge reduction circuit which monitors the internal die temperature and gradually steps down the charge current to avoid thermal shutdown.

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Dual 16-bit Current Output DAC Provides Six Unique Software Programmable Output Ranges

December 13, 2007 6:09 am | Product Releases | Comments

Linear Technology introduced the LTC2753-16, a dual 16-bit current output DAC capable of outputting six unique software-programmable SoftSpan unipolar and bipolar output ranges up to ±10V. Software programmability is said to eliminate the need for precision resistors, gain stages and switching jumpers by hand. The DAC offers

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Dual, 3A/5A Step-Down Regulators Integrate Low-On-Resistance Switches

December 12, 2007 7:02 am | Product Releases | Comments

Maxim Integrated Products' MAX8833/MAX8855 is said to be the industry's first step-down regulators to operate from 3.3V or 2.5V inputs, provide dual 3A or dual 5A outputs (respectively), and integrate switches for space savings.The use of internal MOSFETs enables these devices to operate efficiently from low input voltages. With low on-resistances of 49 milliohms and 37 milliohms, respectively, the regulators are capable of providing efficiencies in the mid-90 percent range while switching above 1 MHz. These products are suited for DDR power supplies

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MCU Offering Includes Real-time Networking, IEEE 1588 Support with ARM Cortex-M3 Processor

December 12, 2007 4:41 am | Product Releases | Comments

Luminary Micro introduced 34 new Stellaris microcontrollers (MCUs) -- 20 members of the LM3S1000 high-pin-count, real-time MCU series, 11 members of the LM3S8000 Ethernet+CAN internetworking series, and three new members of the LM3S6000 Ethernet series featuring hardware assist for IEEE 1588 precision time protocol support. The LM3S1000 series features new combinations

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Thirty-two Bit Microcontroller Line Plus Integrated Development Environment

December 11, 2007 7:14 am | Microchip Technology Inc. | Product Releases | Comments

Microchip Technology introduced its PIC32 family of 32-bit microcontrollers (MCUs). The PIC32 family adds more performance and more memory while maintaining pin, peripheral and software compatibility with Microchip’s 16-bit MCU/DSC families, and it is fully supported by the MPLAB Integrated Development Environment (IDE) which supports the company’s complete portfolio of 8-, 16- and 32-bit devices. Launching with seven general-purpose members, the PIC32 family operates at up to 72 MHz

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