TIDT322 august   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Design Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
    5. 2.5 EMI
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Short-Circuit Protection
    4. 3.4 Load Transients
    5. 3.5 Start-Up Sequence

Features

  • Dual-phase integrated-switch regulators for small solution size
  • Selectable FPWM or PFM operation at light load
  • 3.8-V minimum input for cold cranking
  • 500-kHz switching frequency for best size versus efficiency
  • Spread spectrum option for low EMI
  • Tested to EN 55025 class 5 conducted emissions