IGBT Audio Power Amplifiers

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  • Apec '97 - Twelfth Annual Applied Power Electronics Conference And Exposition
    Kutkut, N.H., + , APEC 97 381-387 vol.1 Amplifiers; cf. Audio amplifiers ; Power amplifiers Application specific integrated circuits parallel IGBT /MOSFET pair control, ASIC.
  • CR4 - Thread: Mosfets in parallel?
    However I have read that IGBT 's are in fact becoming more common place in audio amplifier power output stage designs now due to their inherent robustness of design and unique characteristics.
  • Liquid Cooling For IGBT Power Semiconductor Devices Announced
    IGBT power semiconductor applications also include power supplies and uninterruptible power supplies, variable speed refrigerators, air-conditioners, and digital amplifiers in high-end consumer audio systems.
  • Electronics drivers for high voltage dielectric electro active polymer (DEAP) applications
    …isolated Buck/Boost converter is used, due to the system high power capacity (above 100W), but … series-connected high voltage IGBTs is a critical issue … the requirements of the audio products, such as low … converter based Class-D amplifier , because of its high…
  • Electronics for Guitarists
    IGBTs are power transistors that are a hybrid of the BJT and the enhancement-mode MOSFET. .... Although it is possible to design IGBT audio amplifiers , they are not well suited for linear operation and as far as I know are only available in N-channel versions at the time of writing.
  • Transients of Modern Power Electronics
    diRT /dt = −k2 IRM /τrt variable speed motor drives, power system applications, switched-mode power supplies, residential applications (variable speed refrigerator compressor, washer, air-conditioner, and even audio systems with switching amplifiers ), automobiles, communications, induction heating, and many other areas. .... Large IGBT modules typically consist of many devices in parallel and can have very high current handling…
  • 2007 Index IEEE Transactions on Power Electronics Vol. 22
    Han, H.-S., +, TPEL May 2007 871-880 Narrow Pulse Elimination PWM for Multilevel Digital Audio Power Ampli- fiers Using Two Cascaded H-Bridges as a Nine-Level Converter. .... 434 The Equivalent Electron Density Concept for Static and Dynamic Modeling of the IGBT Base in Soft…
  • Current-feedback architecture for high-slew-rate and low-THD high-end audio amplifier
    With respect to known CF amplifiers , e.g. [3] proposed for audio applications of 50 W on an 8 V speaker (max 2.5A … 1 V; (ii) it has optimal THD, SNR and slew-rate at power levels up to 200 … and n–p–n devices, see Fig. 2, whereas [4] mixes BiFET IC, bipolar and IGBT dis- crete devices.
  • Sliding mode voltage control in current mode PWM inverters
    For higher power bandwidths IGBT transistors or power MOSFET can be used, with switching frequencies from 20kHz up to hundreds of kHz. .... This should be enough to the most demanding applications such as aircraft power supplies, sonar or even high power high efficiency public address audio amplifiers .
  • Infineon - Global Headquarters
    Applications for SPT9 include intelligent control for small electric motors, which are used for power window lifts, wipers, sun roofs, power seats and fan or blower control, oil and water pumps, as well as in airbags and audio amplifiers . .... In November 2014, Infineon Technologies expanded its discrete IGBT portfolio for high power applications by introducing the…