Introduction

UGREEN introduces its latest 160W GaN Smart Display Charger, a 4 USB-C and one USB-A powerhouse engineered for portability and smart connectivity. Weighing just 353g, this compact charger is the perfect companion for both your office desk and travel needs.

The charger features five ports to handle all your devices at once, headlined by an innovative LCD color screen. This smart display offers instant visibility into total power, per-port allocation, charging protocols, and real-time voltage and current, giving you complete control over your charging status. It excels in compatibility as well, with dual 140W C-ports supporting industry-leading standards like PD3.1, PPS, and UFCS, ensuring fast charging for everything from high-performance laptops to the latest smartphones.

Powering 160W of output in such a small frame is made possible by a cutting-edge PFC + AHB topology. This architecture slashes switching losses through resonant operation, driving efficiency and achieving a remarkable power density of 0.77W/cm³. Paired with synchronous rectification and independent buck circuits, the UGREEN charger delivers a seamless blend of high-power performance and intelligent multi-port distribution in a truly portable package.

Product Spotlight

The UGREEN PFC + AHB topology product family consists of two distinct charger models:

The UGREEN 160W Smart Display Charger, designed for those on the move, this 4 USB-C and one USB-A charger weighs just 353g. It features a built-in LCD screen, making it the perfect smart companion for your desk or travel bag.

The UGREEN 500W 6-Port GaN Desktop Charger, built for power users, this 5 USB-C and one USB-A behemoth delivers a massive 500W total output, with individual ports pushing up to 240W. It also supports the UFCS protocol and is the ultimate solution for high-demand setups, weighing in at 1,700g.

Stay tuned as ChargerLAB dives into the hardware with a detailed teardown analysis.

Product Appearance

The front of the packaging box features a silver-gray background, displaying a product rendering alongside the "160W" power spec.

Opening the box reveals the UGREEN 160W charger, which is held firmly in place.

Inside the package, you will find the charger, a braided fast-charging cable, the user manual, and a warranty card.

The package includes a USB-C to USB-C cable featuring a distinctive red-and-white braided finish.

The connectors feature red injection-molded reinforcement, with the UGREEN logo and power spec.

The braided cable exterior reveals its high-density construction, engineered for superior tensile strength and wear resistance.

ChargerLAB POWER-Z KM003C shows that the cable supports that it contains a Hynetek E-Marker chip, verifying support for the PD 3.1 240W power delivery standard.

The charger sports a sleek, metallic Space Silver aesthetic. Its rounded square form factor and smooth edges offer a premium feel, while the bold red "160W" branding on the side makes its high-performance status instantly recognizable.

Its sleek, rounded form is perfectly complemented by its centerpiece: an integrated display that adds a touch of intelligence and sophistication to the overall aesthetic.

Detailed product specs and essential safety certification logos are clearly printed on the base of the charger, near the prongs.

It features a retractable Chinese-standard two-pin plug design, engineered to optimize space and enhance portability.

Technical Specs:

Product Name: 160W 5-Port GaN Fast Charger

Model Number: X774

P/N: 35379

Input: 100-240V~ 50/60Hz, 2.3A Max

Output:

USB-C1/C2: 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/5A, 28V/5A (140W Max)

USB-C3: 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/5A (100W Max)

USB-C4: 5V/3A, 9V/3A, 12V/2.5A, 15V/2A, 20V/1.5A (30W Max)

USB-A: 5V/3A, 9V/2A, 12V/1.5A, 10V/2.25A (22.5W Max)

Total Output Power: 160W Max

Manufacturer: UGREEN Group Limited

Origin: Made in China

Compliance: CCC Certified

The display is housed behind a high-gloss black acrylic panel that integrates perfectly with the body when off. A dedicated touch button sits below the screen, providing intuitive control over the displayed content.

The output end features a 4 USB-C and 1 USB-A configuration. Ports USB-C1 to C3 deliver up to 100W–140W, providing ample power to charge laptops and smartphones with ease.

The USB-C4 port and USB-A port with purple plastic sheet. Designed for your smartphone, these outputs deliver 22.5W to 30W of power, ensuring efficient and fast charging.

Put it with Apple’s 140W dynamic charger, it is noticeably smaller overall.

Display Highlights

Upon power-up, the integrated display initializes by showcasing the UGREEN logo.

When no load is detected, the display indicates a power consumption reading of 0W.

The interface features smooth, animated transitions that bring your charging data to life. It also provides real-time updates on "Intelligent Thermal Protection," giving you peace of mind while you fast-charge.

When connected to a high-power device, the display actively reports an output of 136W for the USB-C1 port, reflecting real-time power delivery tracking.

When two devices are connected simultaneously, the screen clearly displays the power allocation status for C1 (98W) and C2 (55W), with a total output of 153W.

Switching to the detailed voltage and current page also allows for real-time display of the product's actual output status.

Switch to the minimalist display mode for a clean look, where the screen shows a total power output of 153W.

When charging the iPhone 17, the actual output power can reach over 30W.

Testing with a MacBook Pro 16, the power delivery reached 131.8W, comfortably fulfilling the requirements for high-speed laptop charging.

Fast Charging Protocol Compatibility

ChargerLAB POWER-Z KM003C shows that the USB-C1 port supports QC3.0, FCP, SCP, AFC, PD3.2/PPS/AVS, DCP and Apple 2.4A.

And it also supports six fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A, 20V5A and 28V5A, and features a PPS subset: 4-21V 5A, and a AVS subset: 9-20V 3A/5A.

ChargerLAB POWER-Z KM003C shows that the USB-C2 port supports QC3.0, FCP, AFC, PD3.2/PPS/AVS, DCP and Apple 2.4A.

And it also supports the same six fixed PDOs as USB-C1.

ChargerLAB POWER-Z KM003C shows that the USB-C3 port supports QC3.0, FCP, SCP, AFC, SFCP, PD3.0/PPS, QC5, DCP and Apple 2.4A.

And it also supports five fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A and 20V5A, and features a PPS subset: 5-21V 5A.

ChargerLAB POWER-Z KM003C shows that the USB-C4 port supports QC3.0, FCP, SCP, AFC, SFCP, PD3.0/PPS, QC4+, DCP and Apple 2.4A.

And it also supports five fixed PDOs of 5V3A, 9V3A, 12V3A, 15V3A and 20V5A, and features a PPS subset: 5-11V 2.75A.

ChargerLAB POWER-Z KM003C shows that the USB-C4 port supports QC3.0, FCP, SCP, AFC, SFCP, DCP and Apple 2.4A.

Physical Specifications

The weight is about 337.5g (11.91 oz).

The length of the integrated cable is approximately 150cm.

The length of the charger is about 75.80mm (2.984 inches).

The width of the charger is about 75.74mm (2.982 inches).

The length of the charger is about 75.80mm (2.984 inches).

Internal Construction

Opening the casing reveals the internal module, which is heavily encased in a grey thermal potting compound. This ensures the PCBA while effectively insulating the components and distributing heat evenly across the device.

The length of the PCBA is about 70.35mm (2.770 inches).

The width of the PCBA is about 68.12mm (2.682 inches).

The thickness of the PCBA is about 29.82mm (1.174 inches).

The components on the front of the PCBA are densely arranged.

The back of the PCBA is affixed with an integrated metal heat dissipation plate.

With the thermal pad and aluminum plate removed, we now have a clear view of the components mounted on the underside of the PCBA.

The layout on the back of the PCBA is highly organized, featuring primarily the control chips and SMD components.

Removing the thermal potting compound, the high-volume transformer, chokes, and caps are clearly exposed for inspection.

Here is the output end.

Here is the side-mounted full-color display module.

Separating the individual PCBs on the PCBA showcases a modular design that maximizes interior space.

This UGREEN 160W charger utilizes a PFC + AHB topology, complemented by synchronous rectification and independent multi-channel secondary buck-boost circuits. This configuration enables high-power 160W output, high conversion efficiency, and intelligent five-port power distribution within a compact form factor.

PFC Boost Circuit Analysis

The time-delay fuse at the input end.

The NTC thermistor, model MF72, used for inrush current suppression.

This is the spec for a time-delay fuse.

The common-mode choke.

The safety X2 cap is from DGCX.

The two film caps are from DGCX.

A filtering choke, insulated with heat-shrink tubing.

The rectifier bridge at the input end is from PINGWEI, model TBMR810, in a TBM package.

The PFC boost choke.

The PFC controller is from Richtek, model RT7333, which supports selectable switching frequencies of 130kHz, 180kHz, 240kHz, and 400kHz, offering versatility for various power conversion requirements. It features direct drive capability for GaN or MOSFETs, enhancing system efficiency and streamlining design in an SOP-8 package.

The GaN power IC is from Innoscience, model ISG6106QA, marked 6106QA, integrating a GaN power MOSFET with lossless current sensing.

It incorporates a 700V enhancement-mode GaN MOSFET with an 800V transient rating and 100mΩ on-resistance. Additionally, it integrates an intelligent programmable driver and a high-voltage linear regulator.

The ISG6106QA features ultra-low quiescent current and automatic standby functionality. It supports switching frequencies up to 2MHz and integrates a 5V regulated output, suitable for powering digital isolators. The device includes comprehensive protection features such as UVLO, OCP, and OTP. It is designed for PFC, flyback, half-bridge, and full-bridge topologies, catering to applications including PD fast charging, LED lighting, and solar inverters, and is housed in a QFN6*8 package.

A film cap is from DGCX.

The PFC diode is a SiC Schottky diode from MSemitek, model MSM06065G1, spec 650V/6A and is housed in a DFN 5*6 package.

AHB Controller Circuit Analysis

An electrolytic cap at the primary side is from Koshin, spec 450V 100μF.

Here is the transformer.

The power supply cap for the master control chip is from Koshin, 50V 47μF.

The AHB controller for the primary stage is from Richtek, model RT7795, which supports output voltages from 5V to 48V. Utilizing a resonant operating mode, it effectively minimizes power losses in both the AHB and secondary-side synchronous rectification stages. The IC integrates multiple protection features to ensure system reliability and is housed in a WQFN24 package.

Two primary switching MOSFETs are from Innoscience, model INN700DA190B. These are 700V enhancement-mode GaN transistors, housed in DFN 5*6 packages. Building upon the legacy 650V platform, these devices feature an upgraded 700V breakdown voltage with an 800V transient rating. Featuring a 190mΩ on-resistance, they are optimized for higher power density applications.

The INN700DA190B supports ultra-high switching frequencies and features zero reverse recovery charge, alongside significantly reduced gate and output charges. It complies with JEDEC industrial standards and incorporates internal ESD protection. The device is RoHS-compliant, lead-free, and adheres to EU REACH regulations, making it suitable for high-efficiency, high-density applications including AC-DC and DC-DC power conversion.

A SMD Y-cap is from TRX, model TMY1102M. It is characterized by its compact form factor and lightweight construction, making it ideal for integration into high-density power products, such as GaN fast chargers.

Here is the info about the TRX SMD Y-cap.

A SMD Y-cap is from TRX, model TMY1471K.

Two SMD Y-caps are from TRX, model TMY1221K.

A filtering choke.

The optocoupler is from Everlight, model EL1018, which is for output feedback control.

Synchronous Rectification Circuit Analysis

The synchronous rectifier controller is from Richtek, model RT7220E, in an SOP-8 package, which supports AHB topology and operates in CRM, CSM, and BM modes.

The RT7220E achieves high efficiency by monitoring the MOSFET drain voltage to precisely control SR gate switching. This minimizes turn-off dead time and facilitates sinusoidal energy transfer through SR gate pulses, thereby optimizing overall power conversion efficiency.

Two synchronous rectifier MOSFETs, marked S10R9LZ.

A low-voltage filter cap is from BERYL, 35V 820μF.

A cap is from Koshin, 35V 220μF.

A cap is from Koshin, 35V 470μF.

Two caps are from Koshin, 35V 220μF.

DC-DC Buck Output Circuit Analysis

The secondary buck output PCB, the back of it is populated with buck chokes and the buck protocol chips for the USB-A and USB-C outputs.

The front features five USB interfaces supported by four buck protocol chips, eight buck MOSFETs, and five VBUS MOSFETs. Output filtering is managed by Koshin solid caps, including two 35V 150μF, two 35V 68μF, and two 25V 220μF units.

The USB-C1 output is managed by the iSmartWare SW3566H, a highly integrated dual-port fast charging SoC. It supports both USB-C and USB-A interfaces and provides independent current limiting for both ports.

The chip features an integrated high-efficiency synchronous buck converter, capable of delivering outputs up to 20V/7A and 28V/5A. It is compatible with a wide range of fast charging protocols, including PD 3.1, QC, SCP, and UFCS, with support for protocol customization and a maximum output power of 140W.

The SW3566H integrates CC/CV control loops, dual-port management logic, and bus voltage sensing; when paired with external buck switches and VBUS MOSFETs, it provides a complete dual-port buck output solution.

The SW3566H’s integrated buck converter operates at a 180kHz switching frequency with selectable PWM/PFM modes. Key parameters, including output current and cable compensation thresholds, are programmable via an I2C interface. The integrated 9-channel ADC allows for comprehensive monitoring of input/output voltage, output current, and chip temperature, enabling external MCU communication for real-time telemetry.

It supports a maximum input voltage of 36V and output currents up to 7A. Protection mechanisms include soft-start, I/O overvoltage/undervoltage protection, output overcurrent/short-circuit protection, DP/DM/CC pin protection, thermal shutdown, external NTC monitoring, and power-limiting protection. It is supplied in a QFN4*4-32 package.

Two step-down MOSFETs for USB-C1, marked S04R8.

The VBUS MOSFET for USB-C1 is from PINGWEI, model D40N04HL, NMOS, 40V and 7.5mΩ, housed in a DFN3x3 package.

The protocol chip for USB-C2 is also from iSmartWare, model SW3566H.

Two step-down MOSFETs for USB-C2, marked S04R8.

The VBUS MOSFET for USB-C2 is also from PINGWEI, model D40N04H.

The protocol chip for USB-C3 is also from iSmartWare, model SW3536, a highly integrated dual-port fast charging SoC. Designed for versatile output configurations, it supports both USB-A and USB-C interfaces with independent current limiting for each port.

It features an integrated 7A high-efficiency synchronous buck converter and offers extensive protocol compatibility, including PPS, PD, QC, AFC, FCP, SCP, PE, SFCP, and TFCP. It is capable of delivering up to 140W of total output power.

The SW3536 incorporates CC/CV control loops, dual-port management logic, and dual-chip dynamic power allocation, significantly minimizing external component count for a streamlined, high-performance dual-port charging solution. With an input voltage rating up to 36V, it is fully compatible with 12V–24V automotive charging standards. It is well-suited for a wide array of applications, including high-speed wall adapters, smart power strips, and automotive chargers.

Two step-down MOSFETs for USB-C3, marked S04R8.

The VBUS MOSFET for USB-C3 is also from PINGWEI, model D40N04H.

The protocol chip for USB-C4 and USB-A is also from iSmartWare, model SW3536.

The step-down MOSFETs for USB-C4 and USB-A, marked S04R8, while the VBUS MOSFET is the PINGWEI, model D40N04H.

An NTC thermistor to monitor internal operating temperatures, enabling intelligent monitoring functions.

Display Screen Circuit Analysis

The display module is controlled by the MCU from Synwit, model SWM221, which features an ARM Cortex-M0 core with a maximum operating frequency of 72MHz and is housed in a QFN32 package. A dedicated external crystal oscillator is implemented to provide the precise clock frequency required for the MCU's operation.

The synchronous step-down chip is from Techcode, model TD1469, which features an internal power MOSFET and is housed in a SOT23-6 package. Additionally, a Puya PY25Q128HA NOR FLASH memory chip is implemented to the right for data storage and system firmware.

A touch spring sensor for input interaction. Adjacent to this is a dedicated touch sensing IC, marked 3FI6C9.

This is the screen module.

Well, those are all components of the UGREEN 160W Smart Display 4 USB-C and 1 USB-A GaN Charger.

Brand Strength

Known for its extensive R&D and manufacturing prowess, UGREEN offers a diverse range of high-quality solutions, including charging, connectivity, multimedia, and storage products.

UGREEN’s industry leadership is further underscored by its active participation in drafting the latest national standard for charger energy efficiency, GB 20943-2025. This move reinforces UGREEN's commitment to innovation and significantly elevates the global market position of its power solutions.

Summary of ChargerLAB

UGREEN’s 160W charger makes a bold statement with its metallic Starlight Silver exterior and sleek, rounded silhouette. The standout feature—a vivid, black-gloss LCD screen—instantly adds a touch of "geek" charm and intuitive interactivity.

Beyond its striking looks, the internal engineering is top-tier. By utilizing a modular, multi-board stacked PCBA design and high-density thermal potting, UGREEN has maximized space while maintaining structural integrity. An integrated rear metal heat sink further reinforces the build.

The heart of the device is a high-efficiency PFC+AHB architecture. It integrates Richtek and Innoscience's latest GaN technology to achieve industry-leading conversion efficiency. The output stage is equally impressive, featuring iSmartWare’s SW3566H and SW3536 SoCs to deliver independent, intelligent multi-port power distribution. With premium capacitors from Koshin, BERYL, DGCX, and TRX, every component is selected for long-term reliability.

This 160W charger isn't just powerful; it’s a masterclass in combining aesthetic design, smart feedback, and flagship-grade performance.

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