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Play video [e-Learning] Resonant Half Bridge Converter - Basics of Switching Power Supplies (7)
[e-Learning] Resonant Half Bridge Converter - Basics of Switching Power Supplies (7)
I will explain the operation of the high efficiency DC-DC converter "Resonant half bridge (LLC) converter"
8:57
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Play video [e-Learning] Full Bridge Converter - Basics of Switching Power Supplies (5)
[e-Learning] Full Bridge Converter - Basics of Switching Power Supplies (5)
For the full bridge type DC - DC converter, we explain the operation by dividing the hard switching type and phase shift type separately. We will also refer to soft switching used for phase shift type.
16:17
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Play video [e-Learning] DC-DC Converter - Basics of Switching Power Supplies (6)
[e-Learning] DC-DC Converter - Basics of Switching Power Supplies (6)
We will explain the DC-DC converter classification and forward and flyback circuits in it.
4:49
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Play video [e-Learning] Power Factor Correction (PFC) - Basics of Switching Power Supplies (4)
[e-Learning] Power Factor Correction (PFC) - Basics of Switching Power Supplies (4)
We will describe reactive power, apparent power, apparent power and the cause of deterioration of power factor. As a remedy, CCM and CRM of the power factor correction circuit (PFC) will be explained.
7:03
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Play video [e-Learning] History of Power Supplies (AC-DC Converter) - Basics of Switching Power Supplies (1)
[e-Learning] History of Power Supplies (AC-DC Converter) - Basics of Switching Power Supplies (1)
The transition from the early AC / DC power supply to the switching power supply will be explained including the circuit operation.
4:20
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Play video [e-Learning] Harmonics - Basics of Switching Power Supplies (2)
[e-Learning] Harmonics - Basics of Switching Power Supplies (2)
We explain the overview of the electric power grid, the factors and the influences of harmonic distortion of electric power generated at each household and factory in use.
4:15
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Play video [e-Learning] Noise and EMC Regulations - Basics of Switching Power Supplies (3)
[e-Learning] Noise and EMC Regulations - Basics of Switching Power Supplies (3)
It explains the main factor of EMI generated by the power supply, the difference between conduction noise and radiation noise and its measurement method.
3:56
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Play video [e-Learning] Bridgeless PFC - Basics of Switching Power Supplies (8)
[e-Learning] Bridgeless PFC - Basics of Switching Power Supplies (8)
One method for improving the efficiency of AC / DC converters is bridgeless PFC (BL - PFC). We will explain the advantages and disadvantages (EMC) of BL-PFC compared with conventional PFC in this video.
6:08