TIDT374 March   2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Thermal Images
      1.      Top Side, 150VAC Input Voltage
      2.      Bottom Side, 150VAC Input Voltage
      3.      Top Side, 254VAC Input Voltage
    3. 2.3 Bode Plot
    4. 2.4 Electromagnetic Interference (EMI) Measurement
  7. 3Waveforms
    1. 3.1 Switching
      1. 3.1.1 150VAC Input Voltage
      2. 3.1.2 254VAC Input Voltage
    2. 3.2 Output Voltage Ripple
      1. 3.2.1 Output 1 (8V)
      2. 3.2.2 Output 2 (18V)
      3. 3.2.3 Output 3 (24V)
    3. 3.3 Input Voltage Ripple
    4. 3.4 Load Transient Output 3 (24V)
    5. 3.5 Start-Up
      1. 3.5.1 150VAC Input Voltage
      2. 3.5.2 253VAC Input Voltage
    6. 3.6 Shutdown
      1. 3.6.1 150VAC Input Voltage
      2. 3.6.2 253VAC Input Voltage

Top Side, 150VAC Input Voltage

GUID-20240112-SS0I-QFMJ-PBJD-NZSJQBZTL5NJ-low.png Figure 2-3 Top Side Thermal Image (150VAC)
Name Temperature
Transformer T1 71.6°C
Metal-Oxide Semiconductor Field-Effect Transistor (MOSFET) Q1 65.4°C
Snubber D8 65.3°C
Diode D9 60.4°C
Diode D1 55.3°C
Diode D6 50.9°C