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Last $56.76 USD
Change Today +0.96 / 1.72%
Volume 5.1M
As of 8:10 PM 03/27/15 All times are local (Market data is delayed by at least 15 minutes).

texas instruments inc (TXN) Key Developments

Texas Instruments Inc. Introduces First Smart, High-Side Power Switch with Programmable Current Limit

Texas Instruments Inc. introduced the first smart, high-side power switch with programmable current limit. As automotive systems become more complex, the various loads within the system can each require different profiles during operation. Using the TPS1H100-Q1, designers can drive various loads with advanced flexibility in powertrain, body-electronics safety and driver-information systems where reliability is paramount. The TPS1H100-Q1 also offers 20% higher current-sense accuracy versus the competition to enable intelligent, real-time diagnosis of its loading conditions. System designers can benefit from the device's simplicity and flexibility to reduce circuit complexity while advancing their systems. Key features and benefits of the TPS1H100-Q1: Highest-accuracy current sense: 5-mA current-sense accuracy gives designers the ability to leverage sophisticated load-checking to adjust the driving profile, detect system deterioration, locate problem areas, or judge circuit conditions. Programmable current limit: The TPS1H100-Q1 is the first to provide adjustable current-limit capability to allow flexible control. High-avalanche energy-dissipation capability: A high-voltage avalanche structure eliminates Zener transient voltage suppressors and free-wheel diodes to address voltage surging for inductive load recirculation. Automotive Electronics Council (AEC) Q100-012 Grade A compliance: Guarantees zero failure for lifetime reliability in automotive and industrial environments. The automotive BCM reference design addresses common design challenges such as load driving, condition diagnostics and fault detection. Designers can use this TI Designs reference design to quickly design door locks; window lifts; seat heaters; heating, ventilation and air conditioning (HVAC); lamps; and light-emitting diodes (LEDs). The TPS1H100EVM evaluation module (EVM) allows customers to evaluate the TPS1H100-Q1 for resistive, capacitive and inductive load layout. The EVM is available for USD 29. The TPS1H100-Q1 is available in a 14-pin, 5.0-mm by 6.4-mm thermally enhanced thin shrink small-outline package (HTSSOP). Suggested retail pricing in 1,000-unit quantities starts at USD 0.80.

Texas Instruments Incorporated Expands NIR Chipset Portfolio with New MEMS Chipset

Texas Instruments Incorporated, or TI, has expanded its near-infrared, or NIR, chipset portfolio with the new fully programmable micro-electro mechanical systems, or MEMS, chipset that enables ultramobile analysis for a 700-2,500nm wavelength range. The DLP chipset, consisting of the DLP2010NIR digital micromirror device (DMD), DLPA2005 integrated power management and DLPC150 controller, boasts low power consumption, programmable high-speed patterns and the latest high-tilt 5.4ìm pixel size for use in compact optical designs. The DLP2010NIR DMD is the smallest, most efficient DLP chip and is designed for a variety of handheld NIR sensing application areas, including spectrometers and chemical analyzers.2 Application areas include farming, food and drink, petrochemical, health, and skin care industries. When the chipset is paired with the Bluetooth and Bluetooth low energy-enabled DLP NIRscan Nano evaluation module (EVM), designers can easily prototype portable analyzers to accelerate the development of ultramobile spectrometers. In DLP2010NIR chip, the two-dimensional micromirror array combined with a single point detector provides a lower cost and greater signal capture than linear array systems. A wide NIR-window transmittance of 700-2,500 nm enables accurate spectral analysis and the measurement of a variety of materials. Its small size and 17-degree pixel tilt allow for compact, side illuminated optical engine designs, suitable for handheld or embedded systems. The chip's programmable high-speed 854 x 480 micromirror array allows advanced filtering for fast measurements in handheld applications. A cost point for laboratory analytics makes the DLP NIRscan Nano EVM accessible to optical module developers, electronics and software developers, and applications developers. A high-resolution wavelength range of 900-1,700 nm in a pocket-sized form factor (90 cm3) complements its high-resolution predecessor, the DLP NIRscan EVM. Bluetooth and Bluetooth low energy functionality of the embedded TI dual-mode Bluetooth CC2564 wireless network processor module, which provides iOS and Android app developers the ability to create apps to wirelessly connect to the EVM platform. The TM4C129x microcontroller enables highly connected products with its integrated ARM Cortex-M4 CPU, 1MB flash, 256KB RAM, 10 I2Cs, eight UARTS, four QSPIs, USB 2.0 and much more. When adding a battery, the evaluation module has efficient charging with the bq24250, a I2C controlled or standalone 2-A single-cell switch-mode USB charger that charges battery fast and efficiently with great flexibility. The charger offers power path, input current and voltage dynamic power management, as well as system power up with deeply discharged or missing battery. To accelerate end-product development, TI maintains an extensive ecosystem of design houses. The DLP Design Network provides developers a diverse network to support their hardware and software integration, optics design, system integration, prototyping, manufacturing services, and turnkey solutions structured to support current and evolving customer needs.

Texas Instruments Introduces New Wide VIN, Four-Switch Buck-Boost Controller

Texas Instruments introduced a new wide VIN, four-switch buck-boost controller that achieves the power efficiency with reduced EMI. The LM5175 manages input voltages from 3.5 V to 42 V and regulates output voltages from 0.8 V to 55 V. This flexibility enables the controller to deliver high-performance designs for industrial and automotive applications such as industrial PCs, USB power delivery, in-vehicle wireless charging, LED lighting, electric vehicles, battery charging and telecom RF power amplifiers. TI's LM5175 flexible DC/DC controller addresses a wide variety of buck, boost, and buck-boost applications from output power of a few watts to greater than 100W using a single device. A proprietary switching scheme maximizes efficiency in the buck-boost transition region and uses a single inductor to further reduce board space. The LM5175's robust gate drive (2A at 7.5 V) enables wide VIN MOSFETs to switch faster and more efficiently. Optional hiccup mode short-circuit protection prevents thermal runaway during extended load current faults, reducing thermal stress by up to 30%. Key features and benefits of the LM5175: Synchronous buck or boost controller meets the needs of a wide range of buck-boost DC/DC converter applications; 42-VonIN operation with 60-VonIN absolute max withstands wide voltage transients; single inductor design reduces board space and simplifies layout; optional input or output average current limiting addresses applications requiring a regulated current from the input supply or to the load. Together with WEBENCH® online design tools, the LM5175 offers engineers the opportunity to get their industrial and automotive applications to market faster. The LM5175 is priced at USD 4.25 in 1,000-unit quantities. LM5175 design resources shorten development time and speed time to market: download all design files including the automotive LED front lighting power supply and 240-W lead acid battery charger reference designs; watch a lab demo video to see how the LM5175 performs in cold-crank and automotive lighting applications; check out the high-power, high-density and standard evaluation boards available in the LM5175 tool folder; search for solutions, get help, share knowledge and solve problems with fellow engineers and TI experts in the TI E2E Community Power Management forum; download more power reference designs from the TI Designs reference design library.

Texas Instruments Inc. Makes Digital Power Control Design Simple with the Digital Power BoosterPack and PowerSUITE

Texas Instruments announced that it has simplified digital power control design with the new, low-cost Digital Power BoosterPack. The BoosterPack is a plug-in daughter card for the C2000 Piccolo TMS320F28069M LaunchPad development kit that makes it easy to understand digital power development using the real-time control architecture of TI's C2000 microcontrollers (MCUs). The BoosterPack is ideal for digital power applications such as power conditioners, uninterruptible power supplies, AC/DC power supplies, solar inverters and more. To further ease development, the BoosterPack is supported by the collection of graphical software tools in powerSUITE. The new BoosterPack and powerSUITE software tools will be showcased at the Applied Power Electronics Conference and Expo (APEC) in booth 1001 at the Charlotte Convention Center. TI's new Digital Power BoosterPack offers a low-cost daughter card that, when combined with TI's F28069M LaunchPad, makes it easy to control a buck converter. Developers can leverage TI's C2000 Piccolo F2806x MCU, which integrates the C28x real-time processing core as well as sophisticated control peripherals, including tightly coupled PWMs with 150ps of resolution and ADCs with speeds up to 3.46MSPS to enable faster switching frequency power supplies. The BoosterPack also integrates TI's CSD87588N NexFET power block, LM5109B and UCC27424 FET drivers, and OPA353 operational amplifier, all within a small form factor. The low-power Digital Power BoosterPack operates on 18 watts, which eliminates the risk associated with developing high-voltage systems. TI's Digital Power BoosterPack includes out-of-the-box code examples to help developers quickly jumpstart development. The BoosterPack is supported by several software tools within powerSUITE, which is available within controlSUITE TI's one-stop shop for C2000 MCU documentation and code examples. powerSUITE is a collection of graphical software tools, including the Solution Adapter, Compensation Designer and the Software Frequency Response Analyzer, that enables designers to easily develop and modify their digital power applications and accelerate time to market. These tools provide an intuitive interface to seamlessly integrate developed code into TI's Code Composer Studio integrated development environment (IDE): The Solution Adapter allows designers to easily modify existing code examples for custom hardware using a simple GUI instead of writing development code. The compensation designer enables developers to create compensators of different styles, providing a method to effortlessly tune control loops. The Software Frequency Response Analyzer enables developers to quickly measure the frequency response of digital power converter control loops implemented on a C2000 MCU.

Texas Instruments Inc. Announces Unaudited Consolidated Earnings Results for the Fourth Quarter and Year Ended December 31, 2014

Texas Instruments Inc. announced unaudited consolidated earnings results for the fourth quarter and year ended December 31, 2014. For the full year, the company reported revenue of $13,045 million against $12,205 million a year ago. Operating profit was $3,947 million against $2,832 million a year ago. Income before income taxes was $3,874 million against $2,754 million a year ago. Net income was $2,821 million or $2.57 per diluted share against $2,162 million or $1.91 per diluted share a year ago. Cash flows from operating activities were $3,892 million against $3,384 million a year ago. Capital expenditures were $385 million against $412 million a year ago. For the quarter, the company reported revenue of $3,269 million against $3,028 million a year ago. Operating profit was $1,100 million against $687 million a year ago. Net income was $825 million or $0.76 per diluted share against $511 million or $0.46 per diluted share a year ago.


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