ASUS launched a brand new ROG Thor 1600W power supply,
which integrates GaN components for the first time.
ChargerLAB got this giant power supply for a while.
It's probably the biggest power supply we've ever taken apart.
So, it takes a lot of time.
Don't forget to drop a like and subscribe to us if you like this video.
Anyway, let's start today's video.
The packaging size is similar to a laptop.
And the ROG logo and some product info are on the front.
Some features are on the back.
It comes with multiple cables and connectors, printed on the side.
Open the box.
It contains the power supply, power cord, multiple cables, cable ties, instructions, etc.
The cable ties and instructions are packaged in a plastic bag.
Here're all the items inside the plastic bag.
The power cord plug is 16A 250V and comes from I-SHENG.
The other side is the C19 socket.
Here're two braided motherboard power cables.
Then, these are two PCI-E Cables 1-to-2 and six PCI-E Cables 1-to-1.
These are two CPU dual 4-pin cables, used to power the PCIE5.0 graphics card.
The PSU side is connected to power supply, and the other side is connected to graphics card.
Those three cables can power up to 12 SATA hard disks.
Here're three IDE peripheral cables, used to power fans and lights.
This is an addressable RGB cable, used to control the light.
The 5V ARGB connector is connected to motherboard.
The other connector is connected to power supply.
There're 18 cables in total, enough for high-end motherboards and multiple graphics cards.
Back to this ASUS power supply.
A 135MM PWM fan is covered by the silver grater.
The ROG logo is in the corner.
And the THOR logo is on this transparent acrylic block.
Another impressive feature is the front OLED display that can show real-time power.
All output sockets are on one side.
And the power button and input socket are on the other side.
All the specs info are at the bottom.
Let's take a closer look.
Model is ROG-THOR-1600T-GAMING.
It can support 100-240V 15-7.5A, and the output can be up to 1600W.
It also passed lots of certifications from different countries or regions.
The size of this power supply is about 19 x 15 x 8.6cm (7.48 x 5.91 x 3.39 inches).
And the weight is about 2.72kg (6 lb).
Next, let's go ahead and take apart this giant power supply.
Firstly, remove four screws that fixed the top cover.
Then, we can see the PWM cooling fan is under it.
Remove the screws that fixed the cooling fan.
We can see the PCB inside.
All plug-in components are under the cooling fan.
Here is the PCB we just saw.
Disconnect the Champion cooling fan from PCB.
The cooling fan has a plastic plate that cools the transformer and switching transistors more efficiently.
Rated voltage is 12V, and the current is 0.6A.
Multiple wires are connected to the RGB LED and OLED display, respectively.
Next, let's talk about the PCBA module.
Here is the input PCB.
The red and black wires from the input socket are connected to this PCB and wrapped with heat shrinkable tube.
Remove the screws and take out the PCBA module.
X capacitor discharge components are on the back.
And the safety Y capacitor is on the other side, from CARLI.
1.5μF.
The X capacitor discharge chip is from PI,
used to eliminate the power loss and improve energy efficiency.
Here is the blue safety Y capacitor and power switch.
This module consists of multiple PCBs to improve space utilization and increase power density.
The back of the module is red.
There're only four drivers in total, used to drive the PFC circuit and LLC topology.
The AC input goes through the EMI filter circuit first.
And the EMI filter circuit is on the small vertical PCB.
A varistor for input overvoltage protection is connected in parallel.
And the yellow safety X2 capacitor is between two PCBs.
Two common mode chokes are fixed with glue.
These are some blue Y capacitors from the small PCB.
A small control PCB and two PFC boost inductors are on the side.
The back of the small PCB is marked with MCU and has a voltage regulator circuit.
This TI digital controller is used for active rectification and interleaved PFC circuit.
The other same controller is used for synchronous rectification and LLC topology.
And there're three optocouplers between two chips.
A TI buck IC is on the back.
There're five parallel bridge rectifiers and four MOSFETs to form an active rectifier circuit.
The bridge rectifier is from Lite-On.
600V, 25A.
And four MOSFETs are from SemiHow and adopt TO247 package.
600V, 40mΩ.
The MOSFET driver for the PFC circuit is from ON Semiconductor.
Here're two PFC boost inductors.
And the heat sink of the rectifier is behind them.
Two GaN ICs for PFC circuit are from Transphorm and adopt TO247 package.
650V, 50mΩ.
The driver for two GaN ICs is from onsemi.
Two PFC boost rectifiers are from CREE and adopt silicon carbide diode.
600V, 14.5A.
Two film capacitors are from Nitsuko, used for PFC filtering.
Two toroidal-core inductors are connected in series,
used to suppress the current rise time.
The green thermistor is used to suppress the inrush current.
The relay is from Song Chuan, used to eliminate the power consumption of the thermistor when connected in series.
Those five electrolytic capacitors are from Toshin Kogyo.
400V 470μF for each one.
And 2350μF in total.
Those four MOSFETs can form the full-bridge circuit and are from AOS.
600V, 150mΩ.
And the magnetic ring at the bottom can filter high-frequency interference.
Two isolated gate drivers for full-bridge circuit are from Silicon Labs.
It can support 5kV isolation voltage and 500mA output current.
These two LLC resonant capacitors are from CARLI and connected in parallel.
0.039μF, 1000V.
The LLC resonant inductor is tightly wrapped with black tape.
The primary side is connected in series,
and the secondary side is connected in parallel to provide high current output.
Since the output current can be up to 133A,
the synchronous rectifier PCB is connected by copper plates to reduce the resistance.
There are 16 synchronous rectifiers under the transformer, which are from Toshiba.
45V, 0.8mΩ.
It can be divided into four parts and connected in parallel.
Two TI drivers are on the back, which can support 4A output current.
It is controlled by TI digital controller and drives four parallel MOSFETs for synchronous rectification.
Two diodes can power two drivers.
This is the filter capacitor PCB.
There're 32 solid filter capacitors in total, all from Chemi-con.
470μF 16V for each one.
And 15040μF in total.
It can provide extremely low output ripple for high-power output.
Four filter capacitors are on the top of the PCB.
16V 1000μF.
The current sampling resistors are under the capacitors, used for 12V current output detection.
1.8mΩ.
The 12V can be output through four circuits and evenly share the current.
The current sampling amplifier is marked with fc121,
which is used to detect the current signal collected by the sampling resistor and send it to the TI digital controller.
Here is the output PCB.
And different capacitors are next to different output sockets.
All capacitors can be roughly divided into 16V and 6.3V.
And larger resistance means a larger size of the capacitor.
We can see a large area of tinned copper on the back.
The bare copper is pasted with silicone adhesives.
Next, let's look at the buck PCB on the side.
It's equipped with display drive circuit and the synchronous buck circuit.
The OLED display socket is next to two capacitors.
And the other two sockets are connected to the MCU PCB and LED light, respectively.
The upper buck inductor is 5V, and lower one is 3.3V.
The ANPEC synchronous buck controller is on the back,
used for 3.3V and 5V output of the power supply.
Here is the input filter inductor.
Those two solid capacitors are used for 12V input filtering.
470μF 16V.
Those six buck MOSFETs are from Excelliance and adopt DFN5x6 package.
30V, 4mΩ.
Two Schottky diodes are parallel with the low-side MOSFET for improved efficiency.
The output filter capacitors are all 560μF 6.3V.
And two input filter inductors are on either side of the capacitors.
Two capacitors next to the OLED display socket are used for 12V output filtering.
16V 3300μF.
Here is the ARTERY MCU.
It integrates M4F core and 256KB flash memory,
used to control the OLED display and RGB light.
The MPS boost IC integrates MOSFET,
used to boost and power the OLED display.
The current measuring circuit is on the back to detect output power consumption.
And the amplifier is in the middle.
The current sampling resistor is used to detect the input current of the buck PCB.
Here is the PCB of the standby power supply.
It can power embedded controller of the motherboard.
And then, the controller can control the main power supply.
Let's see what's on this PCB.
The primary controller is a multi-mode flyback controller from Weltrend.
This capacitor can power the primary controller.
50V 10μF.
The primary MOSFET is from KEC and adopts DPAK package.
650V, 1.5Ω.
The front transformer is wrapped and insulated with tape.
One of the output filter capacitors is from Rubycon.
35V 100μF.
The other one is 10V 1000μF.
The output filter inductor is insulated with heat shrinkable tube.
The output Schottky diode is from Pingwei.
10A 45V.
A blue Y capacitor is next to transformer.
And two optocouplers are next to it.
This long-strip PCB that controls the fan speed is soldered to the small PCB of the output sockets.
The power control chip from Weltrend is used for output voltage detection.
Well, that's all components of this ASUS ROG 1600W power supply.
It consists of 10 different PCBs and the cooling fan,
which correspond to input EMI filtering, interleaved PFC circuit, LLC topology,
synchronous rectification, output filtering, buck conversion,
LED control circuit, fan speed control circuit, and other functions.
Although it's expensive, the internal components are all from well-known brands.
Compared with the traditional product, it has more reliable protection and higher flexibility.
OK. That's all for today's video.
If you like this video, please drop a like, leave your comments, and subscribe to us.
Your support is what keeps us going.
See you in the next video.