Playstation 5 Power Supply - SMPS - In depth ANALYSIS and REPAIR

Playstation 5 Power Supply - SMPS - In depth ANALYSIS and REPAIR

The PlayStation 5 (PS5) is a gaming console developed by Sony, and its power supply unit (PSU) is an important component that provides the necessary power for the console to operate.
The PSU for the PS5 is a switched-mode power supply (SMPS), which is a common type of power supply used in electronics to convert and regulate electrical power efficiently.

In this in-depth analysis, we delve into the intricacies of SMPS technology, uncovering its fundamental principles, working mechanisms and how to repair a PS5 switch-mode power supply.

▬ Contents of this video ▬▬▬▬▬▬▬▬▬▬

00:00 - Intro
00:54 - Tools needed
06:08 - Safety guidelines
07:51 - Main filters capacitors can kill you!
09:11 - What is a switch mode power supply?
11:49 - Input filter circuit
13:34 - Rectifier circuit
15:45 - Active power factor correction circuit
16:49 - Why use active power factor correction?
21:37 - Switching and LLC circuit
27:18 - Main transformer
28:01 - Secondary rectifier
29:12 - Feedback / error amplifier circuit
31:22 - Optoisolator
34:12 - Common faults with SMPS - 1
34:52 - Common faults with SMPS - 2
35:16 - Common faults with SMPS - 3
35:30 - Common faults with SMPS - 4
36:44 - Common faults with SMPS - 5
37:14 - Common faults with SMPS - 6
38:08 - Playstation 5 power supply - Front
41:06 - Playstation 5 power supply - Back
41:55 - Playstation 5 power supply - Front components
54:11 - X and Y capacitors
54:43 - Playstation 5 power supply - Back components
56:29 - Scorch marks inside case
57:13 - Check AC input on bridge rectifier
58:00 - No AC input on bridge rectifier
58:43 - Check diode junction bridge rectifier
1:00:05 - Troubleshooting bridge rectifier
1:01:16 - Measure main filter capacitors
1:03:47 - Measure supply power PWM driver IC
1:05:34 - Measure secondary output voltages
1:08:01 - Use oscilloscoop to test waveforms
1:09:03 - Use oscilloscoop to test waveforms - Hot side
1:10:40 - Use oscilloscoop to measure PWM signal on drain mosfet
1:11:24 - Use oscilloscoop to measure DC output voltage
1:12:31 - Troubleshooting main filter capacitors
1:13:22 - Troubleshooting no power at pwm driver IC
1:13:46 - Troubleshooting optoisolator
1:15:09 - APFC / LLC - DAP053T - PWM Driver IC
1:17:29 - TEA2016AAT replacement IC with pinout
1:17:41 - Pins and schematic of the DAP053T
1:31:09 - Secondary side - Synchronous rectification
1:33:30 - Troubleshooting - Power supply is failing under load
1:36:46 - Electronic load results
1:38:47 - Fast shutdown on output
1:39:20 - Measure output for shorts
1:39:58 - Possible causes if +12V is shorted
1:40:35 - Check condition of components
1:41:20 - Current sense resistor
1:43:08 - Optoisolator and the feedback loop
1:47:07 - Troubleshooting primary side