TIDT385 May   2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current 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
  7. 3Waveforms
    1. 3.1 Switching Waveforms
    2. 3.2 Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-Up Sequence
    5. 3.5 Input Telemetry
    6. 3.6 Smooth Transition

1.1 Voltage and Current Requirements

Table 1-1 Voltage and Current Requirements
ParameterSpecifications
PoE input voltage42.5–57VDC
Auxiliary input voltage48VDC ±10%
Output voltage5VDC
Output current9ADC maximum
Switching frequency250kHz