
Explore the theoretical design of a buck converter with 42 V input and 36 V output, examining mOSFET, diode, inductor, capacitor stresses, parasitics, ripple, and duty-cycle calculations at 100 kHz.
Explore the buck converter schematic and its interface with the controller, covering input and output networks, ferrite cores for emi suppression, mosfet, diode, inductor, and pwm/adc control.
Explore the hardware setup for a buck converter on the tms320 28027 launchpad xl development board, including input terminals, mosfet, diode, inductor, output capacitor, and pwm and adc connections.
Initialize the adc and pwm with the adc interrupt service routine, calibrate the adc offset around 80, configure SoC channels and pwm trigger, and enable interrupts for 100 kHz rate.
Learn to initialize the pwm peripheral for buck converters, using edge-aligned mode for maximum resolution, set the period, clock division, shadow loading, and up-counting non-inverting pwm with shadowed compare values.
Explore voltage mode control of a buck converter using a hysteresis controller, including fixed-point scaling, ADC sensing, and PWM duty cycle calculations.
Design a pi controller for a buck converter using frequency response to achieve a 75-degree phase margin and 1.07e4 crossover frequency, then derive digital coefficients via bilinear transform for firmware.
Learn to implement voltage mode control for a buck converter with a Pi controller, computing error and duty cycle using integer arithmetic and a 16-bit shift with Matlab coefficients.
Explore buck converters with the TMS320 DSP, analyze voltage and current stress and parasitics, design a pi controller in MATLAB via plant transfer function, and implement ADC and PWM firmware.
The potential of efficient power conversion is unlocked with this comprehensive course on designing and implementing buck converters using the TMS320F28027 microcontroller. A robust foundation in both the theoretical and practical aspects of buck converter design is provided, tailored for students, engineers, and enthusiasts aiming to excel in power electronics.
The fundamentals of buck converter operation will be explored, including essential equations and control strategies. An in-depth understanding of Voltage Mode Control and the Hysteresis method will be gained, crucial for maintaining stable and efficient voltage regulation.
MATLAB is leveraged to design and simulate a Proportional-Integral (PI) controller, translating analog control designs into digital coefficients. The generation of these coefficients and their integration into the TMS320F28027 firmware using Code Composer Studio will be learned. This hands-on experience is vital for implementing robust control algorithms in real-world applications.
While the ownership of the LAUNCHXL-F28027 development board is not mandatory, it is highly recommended to fully engage with the practical components of the course. By the end of the course, the skills to design, simulate, and implement a fully functional buck converter with advanced control strategies will be acquired, positioning participants at the forefront of power electronics innovation.
The knowledge and tools to tackle complex power conversion challenges and enhance expertise with a targeted, project-based learning approach will be provided. Participants are invited to join this course and transform their understanding of buck converters and digital control systems today!