Introduction
CUKTECH has recently launched the 30 Charging Station Ultra — a sleek and stylish power hub that not only delivers an impressive 300W of power output but also offers an exceptional smart interaction experience. It’s the perfect desktop companion for tech enthusiasts, combining aesthetics with top-tier functionality.
The CUKTECH 30 Charging Station Ultra is equipped with four USB ports (3 USB-C and 1 USB-A) and one DC output port. The USB ports support Xiaomi’s 120W HyperCharge, 140W PD3.1, and 44W UFCS fast charging protocols, making it ideal for charging a wide range of devices quickly and efficiently. The DC port delivers up to 300W of power output, allowing gaming laptops to run at full performance, making this device a one-stop solution for both work and play.
Additionally, it features a 1.83-inch IPS display that provides real-time data for individual port power, total power output, power curves, thermal control, and even information about connected cables and brands. All essential power data is visually accessible at a glance. In the following, we’ll take a closer look inside the CUKTECH 30 Charging Station Ultra with a full teardown to explore its internal design and components.
Product Appearance
The front of the packaging features the product name, a visual of the device, "300W" prominently displayed, and the phrase "Powered by CUKTECH."
The back of the packaging displays the usage scenarios, key selling points, technical specifications, package contents, and manufacturer information.
The packaging contains the charging station, USB-C cable, DC cable, power cord, base stand, and some documents.
The included USB-C cable supports up to 6A current and is labeled with “CUKTECH” and “6A” markings.
The length of the cable is about 152 cm (4' 11.84'').
ChargerLAB POWER-Z KM003C shows it has an E-marker chip, supports 50V5A, and USB 2.0.
The DC cable is a braided design for enhanced durability and abrasion resistance. It features a straight connector on one end and a right-angle connector on the other, with a ferrite bead on the cable body to reduce interference.
The length is about 81 cm (2' 7.89'').
The power cord features a three-prong plug on one end and a cloverleaf (C5) connector on the other, with plastic protective covers on the plug pins.
The plug is rated at 10A 250V\~ and has passed CCC certification.
The length is about 1.5 m (4' 11'').
The base is angled and features a magnetic design that allows automatic alignment when placing the charging station, providing a better usage angle. Additionally, the bottom edge has a stopper to prevent the charging station from slipping off.
Placing the charging station on a base not only adds a decorative touch but also helps prevent heat buildup at the bottom.
It comes with a protective film to prevent the casing from getting scratched.
The protective film is printed with information about compatible devices for the DC output port, as well as instructions for buttons and screen operation.
A sticker on the side provides important notes on using the DC output.
It features a titanium gray color scheme, delivers a high power output of 300W, yet remains compact.
This side features the product name and includes a combined Mode + Display function button.
The Mode + Display function button is used for window switching, mode settings, and other operations. It features a dual-texture design, allowing users to operate it by touch without needing to look down.
On the front, there’s a 1.83-inch IPS display and four USB ports — three USB-C and one USB-A.
The three USB-C ports are distinguished by different plastic sheet colors to indicate their varying output capabilities.
When powered on, the screen displays the total output power as well as the usage status of each port.
The display can be switched to show detailed output parameters for each port, such as power, voltage, and current.
It can also display the temperature rise during operation, providing real-time thermal protection.
The top function button allows users to configure the DC port’s operating mode, with support for four adjustable power levels—100W, 140W, 180W, and 240W—that can be freely selected within the settings menu.
This side features a DC output port that can provide up to 300W of power.
On the back, there is an IEC C5 power inlet, with specification information printed nearby.
Model: TA3005U
Input: 100-240V~50/60Hz 4.4-2.5A
Single Port Output:
- DC: 20V 15A, 300W Max
- 5V-3A, 9V-3A, 12V-3A, 15V-3A, 20V-5A, 28V-5A, 11V-6.1A, 20V-6A, 140W Max
- C1/C2: 5/9/12/15V 3A, 20/28V 5A, 11V 6.1A, 20V 6A, 140W Max
- C3: 5V 3A, 9V 3A, 12V 2.5A, 15V 2A, 11V 4A, 44W Max
- A: 5V 3A, 9V 2A, 12V 1.5A, 10V 2.25A, 22.5W Max
Dual Port Output: 300W Max
Three Port Output: 300W Max
Four Port Output: 300W Max
Five Port Output: 300W Max
Input (for China): 200-240V~50/60Hz 2.5A Max
Certification: CCC Certified
There are two slightly raised anti-slip rubber pads on the bottom.
The length of the charging station is about 85.07 mm (3.35 inches).
The width is about 107.99 mm (4.25 inches).
The thickness is about 43.51 mm (1.71 inches).
That's how big it is in the hand.
The weight is about 632.2 g (22.3 oz).
ChargerLAB POWER-Z KM003C shows that the USB-C1 supports QC3+/5, PD3.1, PPS, DCP, and Apple 2.4A protocols.
It supports six fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A, 20V5A, and 28V5A. It also has two sets of PPS, which are 5-11V5A and 5-20V5A.
The USB-C2 port supports the same protocols as the USB-C1 port.
Additionally, the PDO messages are identical, and both USB-C ports have the same output performance.
ChargerLAB POWER-Z KM003C shows that the USB-C3 supports UFCS, QC3+/4+, PD3.0, PPS, DCP, and Apple 2.4A protocols.
It supports four fixed PDOs of 5V3A, 9V3A, 12V2.5A, and 15V2A. It also has one set of PPS, which is 5-11V3A.
It supports a UFCS voltage range of 5V to 11V at 4A.
ChargerLAB POWER-Z KM003C shows that the USB-A supports QC3.0, FCP, SCP, AFC, DCP, and Apple 2.4A protocols.
When charging the Redmi K80 Pro using the USB-C1 port, the device successfully activated Xiaomi’s proprietary 120W fast charging.
Once the charging power stabilized, the measured power was about 95W.
Teardown
Next, let's take it apart to see its internal components and structure.
Separate the casing at the seam to remove the PCBA module.
Protective foam is attached to the inside of the casing.
Protective foam is also attached at the center of the inner side.
A long strip magnet is mounted on the inner side of the bottom casing for base attachment, and it is insulated with adhesive tape.
The length of the PCBA module is about 80.8 mm (3.18 inches).
The width is about 102.78 mm (4.046 inches).
The thickness is about 35.19 mm (1.39 inches).
The PCBA module is covered with a copper heat sink for cooling and is secured on both sides by snap-fit structures.
A cushioning sponge is attached to the metal plate at the front.
There is a separate control PCB at the output end, supported by a plastic casing and insulated with adhesive tape, secured in place with screws.
The small PCB has two ribbon cables connecting to the mainboard and the screen, respectively, and a wire connected to the copper heat sink. The ribbon cable and wire on the left side are secured with adhesive tape.
Remove the heat sink and the screen module. The inner side of the heat sink is lined with adhesive tape and a Mylar sheet for insulation, with a sponge pad attached to the center area on the inner side of the top heat sink for protection.
The inner side of the screen’s plastic casing is also lined with a sponge for protection.
The front side of the PCBA module is heavily coated with potting compound to reinforce the capacitors, inductors, and the small PCB at the output end.
The back side is also coated with potting compound and covered by blue thermal pads.
Remove the potting compound. The front side has a compact component layout, with integrated heat sinks at the front and left side, as well as a heat sink at the output end.
The other side is equipped with components such as a transformer, solid capacitors for output filtering, and DC port buck output inductors. The DC connector is soldered onto a small PCB.
The four USB connectors at the output end are all soldered onto small PCBs and reinforced with adhesive.
Remove all the heat sinks and small PCBs.
On the inner side of the heat sink, the bridge rectifier and LLC MOSFET are secured with screws.
The left side of the mainboard is equipped with components such as a time-delay fuse, common mode choke, safety X2 capacitor, filter inductor, and film capacitor. The central area contains the PFC boost inductor, electrolytic capacitor, resonant capacitor, and resonant inductor. Additionally, the upper right output area features secondary buck inductors, capacitors, and a thermistor.
The back side, on the right, houses the master control chip, PFC MOSFET, and PFC rectifier. The lower left area contains the synchronous rectifier controller, synchronous rectifier, synchronous buck controller, and synchronous buck MOSFET. The upper left features a synchronous buck MOSFET, synchronous buck converter, and the protocol chip for the USB-A port.
A close-up of the input socket.
The time-delay fuse is from WalterFuse. 10A 250V.
The common mode choke is wound with two wires and is used to filter out EMI interference.
The safety X2 capacitor is from Surong. 0.47μF.
The secondary common mode choke is wound with flat copper tape.
The bridge rectifier from YJ is a 1000V 25A device in a GBU package. Model is GBU2510.
The filter inductor is insulated with bakelite and reinforced with adhesive.
There are three film capacitors surrounding the filter inductor.
The three CBB21 film capacitors are from Surong, each rated at 1μF 450V.
The master control chip is a custom model marked CD1271, serving as an integrated PFC and LLC controller.
The PFC boost MOSFET is the Navitas NV6148C, a 700V GaNSlim series power IC featuring a high-performance eMode GaN FET with an on-resistance of 120mΩ. It integrates a gate driver and multiple advanced functions, designed to deliver the fastest, smallest, most efficient, and most reliable power integration solution on the market.
The NV6148C includes lossless current sensing to improve system efficiency and adds over-temperature protection for enhanced reliability. Its automatic standby and sleep modes significantly boost energy efficiency during light or no-load conditions. Additionally, it offers excellent dV/dt immunity. The device comes in a DPAK-4L package.
Close-up of the PFC boost inductor.
The PFC rectifier is from YJ, model MUR1660D. It is an ultrafast recovery diode packaged in TO-252. 600V 16A.
Four electrolytic capacitors are centrally arranged on the front side of the mainboard.
All four electrolytic capacitors are from Koshin, each rated at 450V 56μF.
The LLC MOSFET is from Oriental, an NMOS device with a 650V rating and 190mΩ on-resistance, packaged in TO-220F. Model is OSG65R190FT3Z.
Close-up of the resonant capacitor. 0.033μF 630V.
The resonant inductor is soldered onto a small PCB and reinforced with adhesive.
A view of the back of the small PCB, showing the CUKTECH brand and other markings.
The power supply capacitor for the master control chip is from Koshin. 25V470μF.
The transformer is reinforced and insulated with a plastic casing.
Three Everlight EL 1018 optocouplers are used for output voltage feedback and protection functions.
The SMD Y capacitor is from TRX. Its small size and light weight are suitable for high-density power products such as GaN fast chargers. The part numbers are TMY1471K and TMY1221K.
The synchronous rectifier controller is from MPS, model MP6925. It is a dual-channel fast shutdown intelligent rectifier controller designed for LLC resonant converters. The chip drives two N-channel MOSFETs, adjusting their forward voltage drop to approximately 29 mV (Vfwd) and rapidly shutting off the MOSFETs before the switching current reverses.
The MP6925 features a light-load function that latches the gate drive off under light-load conditions, limiting current to 175μA. Its fast shutdown capability supports both continuous conduction mode (CCM) and discontinuous conduction mode (DCM). The MP6925 requires minimal external components and comes in an SOIC-8 package.
The synchronous rectifier is from Vergiga, model VS18208GPM. It is an NMOS device with a 100V rating and 3.8mΩ on-resistance, packaged in PDFN 5×6.
Here is the information about Vergiga VS18208GPM.
The three solid capacitors for output filtering are also from Koshin, each rated at 35V 680μF.
The synchronous buck controller for the DC output interface is from MPS, model MP9931, and comes in a QFN24 package.
The synchronous buck MOSFET is from Vergiga, model VSP007N06MS-G. It is an NMOS device with a 65V rating and 4.5mΩ on-resistance, packaged in PDFN 5×6.
Here is the information about Vergiga VSP007N06MS-G.
The other two MOSFETs have the same model.
The buck inductor is insulated with bakelite.
The front side of the small PCB for the DC interface features a current sense amplifier, solid capacitors for output filtering, and buck inductors and filtering capacitors for the secondary buck circuits of USB-C1 and USB-C3 interfaces.
The back side is equipped with a heat sink and thermal pad.
Remove the thermal pad, and the back side of the PCB features the synchronous buck controllers and buck MOSFETs for two buck circuits. Additionally, the corresponding components for the USB-C2 buck circuit are located on the mainboard. Upon inspection, it was found that all three USB-C interface secondary buck circuits use the Injoinic IP6550 buck solution.
The small PCBs for the USB-C1 and USB-C2 interfaces feature protocol chips and VBUS MOSFETs on both sides, with identical part numbers used for both.
The front side of the small PCB for the USB-C3 female connector features a VBUS MOSFET.
The back side features the protocol chip for USB-C3.
The current sense amplifier is from 3PEAK, marked with 9A2, model TP181A2. It is a zero-offset bidirectional current sense amplifier that supports input voltages up to 36V and comes in an SC70-6 package.
Two solid capacitors from Koshin, each rated at 25V 470μF, are connected in parallel for filtering at the DC output port.
Close-up of the DC connector.
The secondary buck circuit for the USB-C1 port uses the Injoinic IP6550 synchronous buck controller. It supports up to 36V input, integrates NMOS drivers, and works with two external MOSFETs for efficient synchronous step-down conversion. The IP6550 adjusts output voltage via its feedback pin. It operates at a switching frequency of 135 kHz, has a 48V input voltage tolerance, and includes comprehensive protection features. The controller comes in a compact 3×3mm QFN16 package, enabling simplified buck converter design.
The IP6550 is suitable for applications such as car chargers, multi-port adapters, smart power strips, USB-C power strips, and dash cams. Its synchronous buck architecture offers high efficiency and high output current, making it ideal for multi-port 5V outputs. When paired with a PD protocol chip, it supports wide voltage adjustment to meet USB PD 3.1 requirements.
Here is the information about the Injoinic IP6550.
The synchronous buck MOSFET is from Pingwei, model PW055N04ESL. It is an NMOS device rated at 40V and comes in a DFN5×6 package.
Close-up of the magnetic buck inductor.
Close-up of the solid capacitor for output filtering. 35V 270μF.
The synchronous buck controller for the USB-C2 port also uses the Injoinic IP6550.
Among the two synchronous buck MOSFETs used in combination, one is the Pingwei PW055N04ESL.
The other one is the Pingwei PW055N04HSL, housed in a DFN3×3 package.
Close-up of the paired magnetic buck inductor.
The buck solid capacitor for output filtering is also from Koshin. 35V 270μF.
The synchronous buck controller used for the secondary buck output of the USB-C3 port is also the Injoinic IP6550.
The two synchronous buck MOSFETs paired with it are Pingwei PW055N04HSL models.
Close-up of the paired magnetic buck inductor.
The buck solid capacitor for output filtering is also from Koshin. 25V 330μF.
The protocol chips for both the USB-C1 and USB-C2 interfaces use the Hynetek HUSB362. This is a high-performance PD protocol chip supporting PD 3.1 EPR and integrating a 32-bit RISC-V MCU with 32 KB MTP memory. It supports multiple PDOs with programmable voltage and current, including PPS PDO and EPR PDO, all fully compliant with the USB PD 3.1 V1.7 specification. The HUSB362 has passed the USB-IF PD3.1 compliance test with an EPR TID of 9692.
The HUSB362 also features a programmable DPDM PHY, allowing the D+ and D- pins to be configured for QC2.0, QC3.0, AFC, FCP, and Divider 3 modes, providing excellent compatibility with legacy devices.
It integrates an N-MOS driver to control conduction between VIN and VBUS, protecting devices connected via the Type-C connector. Additionally, its CC1, CC2, D+, and D- pins have high voltage tolerance and protection, enhancing system reliability. Furthermore, the HUSB362 includes comprehensive protection designs for LPS applications.
The HUSB362 integrates high-quality constant voltage (CV) and constant current (CC) control loops, along with an FB regulation mode, making it suitable for both AC-DC and DC-DC applications. The chip's dual-loop design allows users to implement the application with minimal external components, improving space utilization, reducing design complexity, and lowering BOM costs.
The VBUS MOSFET is also the Pingwei PW055N04ESL.
The USB-C connector is soldered using through-hole mounting.
The protocol chip for the USB-C3 interface also uses the Hynetek HUSB362.
The VBUS MOSFET is the Vergiga VS3618AE, which is an NMOS with a 30V rating and 6.4mΩ on-resistance, packaged in a PDFN3333 package.
Here is the information about Vergiga VS3618AE.
Close-up of the USB-C3 connector.
The synchronous buck converter used for the USB-A port secondary buck output is the Injoinic IP6551. It is a synchronous buck converter that supports a 36V input voltage and 4.8A output current. The chip integrates a 10mΩ switch and supports dual independent current sensing, as well as constant voltage and constant current control. It also supports line loss compensation and soft-start functionality. The IP6551 includes multiple protection features, such as input over-voltage, input under-voltage, output over-current, short-circuit, output over-voltage, and output under-voltage protections. It comes in a QFN32 package.
Here is the information about Injoinic IP6551.
Close-up of the paired 15μH buck inductor.
The buck solid capacitor for output filtering is from Koshin. 16V 220μF.
The protocol chip for the USB-A port is the Injoinic IP2723T. This chip has passed the USB-IF association's PD3.0 PPS certification (TID: 3135) and is an integrated multi-protocol fast charging IC for USB output ports. It supports a variety of fast charging protocols, including USB Type-C DFP, PD2.0/3.0, PPS, HVDCP QC4, QC4+, QC3.0/2.0, FCP, SCP, AFC, MTK PE+ 2.0/1.1, Apple 2.4A, BC1.2, and Samsung 2.0A.
It provides a complete TYPE-C solution for applications such as adapters and car chargers with unidirectional output. Additionally, the IP2723T offers high integration and rich features, requiring only a minimal number of external components, which effectively reduces the overall solution size and lowers BOM costs.
Here is the information about Injoinic IP2723T.
Close-up of the USB-A connector.
The control PCB is secured with mounting posts. The front features the MCU, memory, and function buttons.
Close-up of the thermistor.
A synchronous buck converter from JOULWATT, marked with 5D1, is used for step-down voltage to power the MCU.
Close-up of the paired buck inductor.
The MCU is from WCH, model CH32V303RCT6. It is an industrial-grade, general-purpose enhanced MCU based on the 32-bit RISC-V instruction set and architecture. It features 64K SRAM and 256K Flash memory, with a core frequency of 144 MHz. It also supports various interfaces, including I2C, I2S, SPI, USART, SDIO, and CAN controllers.
The memory used for storing configuration information is from GigaDevice, model GD25Q64E. It has a capacity of 8MB and comes in an SOP8 package.
Close-up of the Mode and Display buttons.
The 1.83-inch IPS screen supports a peak brightness of 850 nits and a 170° viewing angle.
Well, those are all components of the CUKTECH 30 Charging Station Ultra.
Summary of ChargerLAB
Here is the component list of the CUKTECH 30 Charging Station Ultra for your convenience.
It is equipped with a magnetic base featuring a tilt design, which not only makes positioning easy but also provides users with an optimal viewing angle experience. The feature-rich IPS screen, along with adaptive dynamic power distribution technology, enhances the overall user experience. It has 3 USB-C, 1 USB-A, and 1 DC five-port in total, supporting a total charging power of up to 300W for five devices. The USB ports are also compatible with 13 mainstream fast charging protocols, including PD3.1 140W, PPS 100W, Xiaomi 120W, UFCS 44W, Huawei SCP 22.5W, QC, AFC, etc., meeting the fast charging needs of multiple devices.
After taking it apart, we found that it is based on the PFC+LLC+SR topology design, with five independent DC-DC secondary step-down outputs. It uses the CD1271 mixed-signal controller paired with the MPS MP6925 power solution, along with Navitas NV6148C PFC MOSFET, Oriental OSG65R190FT3Z LLC MOSFET, and Vergiga VS18208GPM synchronous rectifier.
The USB ports use Injoinic IP6550 and IP6551 step-down solutions for secondary voltage conversion. The Hynetek HUSB362 and Injoinic IP2723T protocol chips control the interface outputs. The DC port uses the MPS MP9931 step-down solution. Additionally, the WCH CH32V303RCT6 MCU is used for overall system control. All the filter capacitors are provided by Koshin.
Inside the product, in addition to the mainboard, there are six small PCBs. These are covered with copper heatsinks, and special heatsinks are configured for the bridge rectifier, LLC MOSFET, and the small PCB of the DC port to help with cooling. The components are also reinforced with glue for additional support and to aid in heat dissipation. Furthermore, several parts of the design feature cushioning protection to enhance drop resistance, indicating good material and craftsmanship quality.
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