TIDT287 August   2022

 

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

Voltage Ripple

The following images illustrate the PMP23123 voltage ripple waveforms.

GUID-20220815-SS0I-Z9VV-BKSV-WDVFJDCZLFDW-low.pngFigure 3-11 Output Voltage Ripple at J2, 24-V Input, 40-V, 2.5-A Output; Measured 44.8-mV
Peak-to-Peak
GUID-20220815-SS0I-GT3F-2SMZ-Q614N08C0FPH-low.pngFigure 3-13 Input Voltage Ripple at C12, 24-V Input, 40-V, 2.5-A Output; Measured 860-mV
Peak-to-Peak
GUID-20220815-SS0I-HXSJ-NSBF-WZGMNFLPWGCG-low.pngFigure 3-15 Input Voltage Ripple at C12, 24-V Input, 19-V, 4-A Output; Measured 900-mV
Peak-to-Peak
GUID-20220815-SS0I-VZQV-2CJJ-VGJGTKGZNQQX-low.pngFigure 3-12 Output Voltage Ripple at J2, 24-V Input, 19-V, 4-A Output; Measured 47.2-mV
Peak-to-Peak
GUID-20220815-SS0I-TGRB-WZXB-Q1R1FLXD3BZ0-low.pngFigure 3-14 Input Voltage Ripple at J1, 24-V Input, 40-V, 2.5-A Output; Measured 36.8-mV
Peak-to-Peak
GUID-20220815-SS0I-N8W0-LHMR-DNMJM2LBPQBX-low.pngFigure 3-16 Input Voltage Ripple at J1, 24-V Input, 19-V, 4-A Output; Measured 65.6-mV
Peak-to-Peak