ED_ED UPDATE: POWER AND ANALOG_ Penton Media February 8, 2010 If you want to view this on the web go to: http://enews.penton.com/enews/electronicdesign/v/1065 TECHVIEW --Energy-Harvesting ICs Supply All System Voltages Directly From Transducers By Don Tuite, Analog & Power Editor Linear Technology has entered the energy-harvesting business with two chips, the LTC3180 step-up converter/power manager and the LTC3855-1 power supply for piezoelectric vibrating-beam energy harvesters. The transducer-specific LTC3588 incorporates design features of the general-purpose LC3180, adapting circuitry expressly for piezoelectric harvesters. To view the full article go to: http://electronicdesign.com/article/power/energy_harvesting_ics_supply_all_system_voltages_directly_from_transducers.aspx?nl=1 ---------------------------------------- ADVERTISEMENT Intersil Chopper Amp with Industry's Smallest Package and Ultra-Low Power Consumption (http://www.intersil.com/precisionanalog/) The new Intersil ISL28133 precision chopper amp provides system designers with an ultra-low power, error-free gain solution that's 50% smaller than the nearest competitor. Get the datasheet, key product information and free samples here. ---------------------------------------- DESIGN SOLUTION --Scalable Output Power Approach Saves Time-To-Market In Audio Amplifier Design By Manuel Rodriguez, Jun Honda, and Wenduo Liu, International Rectifier Employing a common base circuit, a single class D audio amplifier design platform with scalable output power can generate multiple power levels up to 500 W, enabling designers to unify Class D audio designs for numerous products. A single design platform that features scalable output audio power, then, can simplify a designer's job, resulting in faster turnaround of the amplifier with fewer components. To view the full article go to: http://electronicdesign.com/article/power/scalable_output_power_approach_saves_time_to_market_in_audio_amplifier_design.aspx?nl=1 ---------------------------------------- ADVERTISEMENT All of the Analog Black Magic with Digital Power Simplicity (http://www.intersil.com/zilkerlabs/) Intersil's Zilker Labs delivers a one-chip solution that delivers all the power efficiency, design flexibility, component reduction and simplicity you've been expecting from digital power. Get datasheets and key product information here. (http://www.intersil.com/zilkerlabs/) ---------------------------------------- NEW PRODUCTS --Aluminum Cap Series Adds Large Case Sizes Enabling high capacitance/voltage combinations from 1 F at 25 V to 10,000 _F at 450 V, the 101/102 PHR-ST screw-terminal power aluminum capacitors from Vishay Intertechnology now include larger 90- by 146-mm, 76- by 220-mm, and 90- by 220-mm case sizes and 13-mm terminals. To view the full article go to: http://electronicdesign.com/article/components/aluminum_cap_series_adds_large_case_sizes_.aspx?nl=1 --12-V Dual-Channel Buck Converter Integrates MOSFETs Forecasting 35% worth of board-space savings, the TPS54290 Swift 12-V synchronous dual buck converter from Texas Instruments supports inputs ranging from 4.5 to 18 V and delivers output voltages as low as 0.8 V with a 90% efficiency. To view the full article go to: http://electronicdesign.com/article/power/12v_dual_channel_buck_converter_integrates_mosfets.aspx?nl=1 --DAC Sets Low-Power Record Promising significantly longer playback time in portables, the WM8912 digital-to-analog converter (DAC) from Wolfson Microelectronics exploits a unique low-power DAC capacitor switching architecture that enables a DAC to headphone power consumption of less than 4 mW. To view the full article go to: http://electronicdesign.com/article/digital/dac_sets_low_power_record.aspx?nl=1 --Power Modules Speed Products To Market Promoting ease of use, the first three members of the LMZ-series Simple Switcher power module family from National Semiconductor promises to help system designers get their products to market faster. They offer the efficiency of a synchronous switching regulator with the simplicity of a linear regulator, eliminating the external inductor and layout challenges common to switching-regulator designs. To view the full article go to: http://electronicdesign.com/article/power/power_modules_speed_products_to_market.aspx ---------------------------------------- Intersil (http://www.Intersil.com) ---------------------------------------- ---------------------------------------- Subscribe To Electronic Design http://electronicdesign.com/Subscribe/ ---------------------------------------- ---------------------------------------- Read White Paper: Design Considerations for Maximizing Throughput and Accuracy in Switch/Measure Instrumentation Brought to you by Keithley Instruments, Inc. Read now! http://www.accelacomm.com/jaw/enewsrightrail/9/50732664/ Read White Paper: Achieving Accurate and Reliable Resistance Measurements in Low Power and Low Voltage Applications Brought to you by Keithley Instruments, Inc. 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