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  • How to Design an Isolated Buck (Fly-Buck) Converter
    This article presents the basic operating principle of an isolated buck converter. The operating current and voltage waveforms are explained and design equations are derived. The design example shows a step-by-step procedure for designing a practical two-output 3 W isolated buck converter. In many
  • Make a White LED Torch Using a Buck Converter
    and where a DC-DC boost or buck-boost converter. was required for a given illumination, you can now place a. DC-DC buck converter.
  • Application Note: Output Capacitor Selection for the AAT115X Series Buck Converter
    Regardless of the application—from cell phones to wireless LAN cards—height, size, and efficiency are important features for components used with AAT115X converters. With this in mind, the recommended output capacitor for the AAT115X family of buck converters is presented in this Application Note
  • Buck Boost vs. Buck Converter Battery Life for Portable 3.3V Micro Hard Disk Drive Applications
    drive voltage of. 3.3V, an obvious dilemma associated with this application is whether to use a low dropout DC/DC step-down. (buck) converter or a step-down/step-up (buck-boost) converter. A buck converter (Figure 1) provides the most efficient solution with the smallest external components
  • Optimizing Low Side Gate Resistance for Damping Phase Node Ringing of Synchronous Buck Converter
    This paper presents a method to optimize gate. resistance of low side MOSFET in terms of damping. phase node ringing for high efficiency synchronous buck. converter. This method analyzes damping effect of low. side gate resistance in the network of parasitic. capacitances of MOSFET die
  • Simple Synchronous Buck Converter Design - MCP1612
    The density of portable electronic equipment requires the design engineer to pay particular attention to a number of important design parameters. For the power conversion circuitry, two of these parameters are the efficiency and the total circuitry footprint. Keeping the efficiency high extends
  • Application Note: Output Inductor Selection for the AAT115X Series Buck Converter
    This Application Note summarizes the method for selecting the output inductor for AnalogicTech's AAT115X series of DC/DC inductor-based buck converters. It presents the suggested method for determining the proper inductor value and confirming that the selected inductor ratings are not exceeded
  • Buck-Boost LED Driver Using the PIC16F785 MCU
    This application note presents the design equations, schematics and source code for a 5.5W power LED driver using the PIC16F785 MCU. The application, as shown, can be connected to operate as a buck-boost converter or a boost converter. The PIC16F785 makes a great choice for this application because

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