SLVUBB4B November   2017  – February 2023

 

  1.   Abstract
  2.   Trademarks
  3. Topologies Window
  4. FET Losses Calculator
  5. Load Step Calculator
  6. Capacitor Current Sharing Calculator
  7. AC/DC Bulk Capacitor Calculator
  8. RCD-Snubber Calculator for Flyback Converters
  9. RC-Snubber Calculator
  10. Output Voltage Resistor Divider
  11. Dynamic Analog Output Voltage Scaling
  12. 10Dynamic Digital Output Voltage Scaling
  13. 11Unit Converter
  14. 12Loop Calculator
    1. 12.1 Inputs
    2. 12.2 Transfer Functions
      1. 12.2.1  Output Impedance Transfer Function
      2. 12.2.2  Transfer Function VMC Buck Power Stage
      3. 12.2.3  Transfer Function CMC Buck Power Stage
      4. 12.2.4  Transfer Function CMC Boost Power Stage
      5. 12.2.5  Transfer Function CMC Inverting Buck-Boost Power Stage
      6. 12.2.6  Transfer Function CMC Forward Power Stage
      7. 12.2.7  Transfer Function CMC Flyback Power Stage
      8. 12.2.8  Transfer Function Closed Loop
        1. 12.2.8.1 Transfer Function Type II Compensation Network
        2. 12.2.8.2 Transfer Function Type II Transconductance Compensation Network
        3. 12.2.8.3 Transfer Function Type III Compensation Network
      9. 12.2.9  Transfer Function Isolated Type II Compensation Network With a Zener Clamp
      10. 12.2.10 Transfer Function Isolated Type II Compensation Network Without a Zener Clamp
  15. 13Filter Designer
    1. 13.1 Impedances
    2. 13.2 Transfer Functions
    3. 13.3 Filter Output Impedance
    4. 13.4 Damping Factor
  16. 14Additional Information
  17. 15Revision History

Additional Information

The following list contains references to additional information for various topics in this user's guide.

  1. Mammano, Robert A.; Kollmann, Robert; Fundamentals of Power Supply Design, Chapter 13: Power-Supply Construction, Texas Instruments, ISBN: 978-0-9985994-0-3 (see GUID-4529D71B-94BF-4073-A751-5A160CFCFF8F.html#GUID-4529D71B-94BF-4073-A751-5A160CFCFF8F)
  2. Dinwoodie, L.; Exposing the Inner Behavior of a Quasi-Resonant Flyback Converter, Texas Instruments Power Supply Design Seminar SEM2000, 2012/2013 (see GUID-0F57F11C-DF26-40C7-B15F-A3A16216A8FC.html#GUID-0F57F11C-DF26-40C7-B15F-A3A16216A8FC)
  3. Keogh, Bernard; Cohen, Isaac; Flyback transformer design considerations for efficiency and EMI, Texas Instruments Power Supply Design Seminar SEM2200, 2016/2017 (see GUID-8050564B-671E-46AD-95B3-9695827521D8.html#GUID-8050564B-671E-46AD-95B3-9695827521D8)
  4. Dinwoodie, Lisa; Design Review: Isolated 50-Watt Flyback Converter Using the UCC3809 Primary Side Controller and the UC3965 Precision Reference and Error Amplifier (see GUID-8050564B-671E-46AD-95B3-9695827521D8.html#GUID-8050564B-671E-46AD-95B3-9695827521D8)
  5. Dinwoodie, Lisa; Application Report: UCC38C44 12-V Isolated Bias Supply (see GUID-8050564B-671E-46AD-95B3-9695827521D8.html#GUID-8050564B-671E-46AD-95B3-9695827521D8)
  6. Betten, John; Power Tips: Calculate an R-C snubber in seven steps (see GUID-3856212E-03A4-4FE0-94E1-63A997058889.html#GUID-3856212E-03A4-4FE0-94E1-63A997058889)
  7. Sheehan, R.; Diana, L.; Switch-mode power converter compensation made easy, Texas Instruments Power Supply Design Seminar SEM2200, 2016/2017 (see GUID-48EBC385-272F-448C-8924-455F17976A3B.html#GUID-48EBC385-272F-448C-8924-455F17976A3B)
  8. Ridley, R.; A More Accurate Current-Mode Control Model, Texas Instruments Power Supply Design Seminar SEM1400, 2000 (see GUID-48EBC385-272F-448C-8924-455F17976A3B.html#GUID-48EBC385-272F-448C-8924-455F17976A3B)