TIDT312 February   2023

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
  5. 2Testing and Results
    1. 2.1 Efficiency Data
    2. 2.2 Thermal Images
    3. 2.3 Bode Plots
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Start-Up Sequence

3.1 Switching

Switching behavior is shown in the following figures.

GUID-20230110-SS0I-S2LR-0WNP-37NBKJNZM6NS-low.jpgFigure 3-1 Primary FET Vds (U1 Pin 8) – 21.6 VIN, Full Load
GUID-20230110-SS0I-RVGH-6NBH-M4LXWZFMKW9G-low.jpgFigure 3-2 Primary FET Vds (U1 Pin 8) – 26.4 VIN, Full Load
GUID-20230110-SS0I-7PMD-TCDD-KXFT3QD7LTJT-low.jpg Figure 3-3 Diode (D4) – 21.6 VIN, Full Load
GUID-20230110-SS0I-WZXL-6B4J-DQHV7X3CJQNP-low.jpg Figure 3-4 Diode (D4) – 26.4 VIN, Full Load
GUID-20230110-SS0I-J5JX-9H2M-WXDX165RXWJ5-low.jpg Figure 3-5 Diode (D2) – 21.6 VIN, Full Load
GUID-20230110-SS0I-J8L0-M1LN-M9V5TGKZSSXL-low.jpg Figure 3-6 Diode (D2) – 26.4 VIN, Full Load