TIDT179A may   2020  – april 2023

 

  1.   Description
  2. 1Test Prerequisites
    1. 1.1 System Specification
    2. 1.2 Required Equipment
    3. 1.3 Testing Conditions
    4. 1.4 Considerations
  3. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Standby Efficiency Data
    4. 2.4 Dimensions
    5. 2.5 Thermal Images
  4. 3Waveforms
    1. 3.1 Switch Node
    2. 3.2 Output Voltage Ripple
    3. 3.3 Start-up Sequence
  5. 4Revision History

3.1 Switch Node

The photo below shows the switch node voltage (Q100 & Q201 Vds) and resonant current waveforms at full load. The input voltage is 230Vac and outputs full load. (CH1: Q100_Vds, CH2: Q201_Vds, CH4: resonant current)

GUID-BEC02EDB-C50D-4757-AE1B-8ABA4B99E526-low.png

The photo below shows the switch node voltage (Q100 & Q201 Vds) and resonant current waveforms at no load. The input voltage is 230Vac and outputs no load. (CH1: Q100_Vds, CH2: Q201_Vds, CH4: resonant current)

GUID-8672F86B-530D-4720-9B0F-442AE8298A00-low.png

The photo below shows the switch node voltage (Q100 & Q201 Vds) and resonant current waveforms at standby. The input voltage is 230Vac and outputs no load. (CH1: Q100_Vds, CH2: Q201_Vds, CH4: resonant current)

GUID-55F7487F-7270-4D1E-BF85-CE0F8A94119A-low.png

The photo below shows the input voltage and input current of PFC stage at 115Vac/60Hz and full load conditions (CH1: Input Voltage; CH2: Input Current)

GUID-1ACD9D25-518C-49F5-AAC4-EF7B0E3FD348-low.png

The photo below shows the input voltage and input current of PFC stage at 230Vac/50Hz and full load conditions (CH1: Input voltage; CH2: Input current)

GUID-1153CF4B-AA6A-497E-BA15-58324429B39C-low.png