Select low-voltage and medium-voltage MOSFET solutions optimized for high-frequency E-Bike motor controllers and BMS.
The global transition towards micro-mobility and zero-emission vehicles has triggered an unprecedented surge in demand for high-reliability E-Bike power architectures. Original Equipment Manufacturers (OEMs) and wholesale distributors are constantly looking for high-performance Power MOSFETs that can handle large current rushes, control temperature coefficients, and achieve long operational life cycles under rugged conditions.
In the E-Bike powertrain, the MOSFET serves as the gatekeeper of energy transfer between the high-capacity Li-ion battery pack and the multi-phase Brushless DC (BLDC) or Permanent Magnet Synchronous Motor (PMSM). A single point of failure in the silicon layout can render the entire vehicle inoperable. This has driven global buyers to source components that feature extremely low Static Drain-Source On-Resistance (RDS(on)), reduced gate charges (Qg), and superior Safe Operating Areas (SOA).
As a global supply partner, HONGKONG Olukey INDUSTRY CO., LIMITED ensures that wholesale buyers bypass traditional supply line disruptions by securing raw wafers and organizing highly optimized assembly pipelines, catering to the growing import demands of European, American, and Asia-Pacific markets.
Optimizing efficiency through tailored design and system-level thermal design.
E-Bike BLDC controllers demand precise switching dynamics. Our customized N-channel series mitigates electromagnetic interference (EMI) while boosting inverter efficiency to above 97%, resulting in extended battery range per charge cycle.
Utilizing high-power density packages like DFN5X6-8L and TO-263 allows designers to minimize the footprint of the drive board while maximizing thermal coupling directly to the aluminum structural enclosures of the E-Bike controller.
Integrating WINSOK power devices with Cmsemicon microcontrollers ensures advanced cycle-by-cycle over-current monitoring, synchronous rectification, and reliable thermal shutdown characteristics across extreme ambient climates.
Innovation vectors driving higher power densities and reduced switching overhead.
Moving from planar topologies to ultra-high density vertical Trench architectures has dramatically lowered conduction losses. This allows devices to survive transient voltage spikes during hard regenerative braking phases without thermal runaway.
Our upcoming product lines incorporate SGT technology which reduces the figure of merit (FOM = RDS(on) x Qg) by more than 30%. This significantly optimizes high-frequency operations, minimizing switching transitions and heat generation in compact controllers.
Future E-bike powertrains are gravitating towards monolithic integrated modules where driver ICs and MOSFET power stages sit on a single die, avoiding layout parasitic inductances and enhancing high-frequency efficiency metrics.
HONGKONG Olukey INDUSTRY CO., LIMITED is a solution provider focusing on the overall solution of electronic product components. The main products mainly include: WINSOK MOSFET, Cmsemicon MCU, PCBA circuit board solution development and other three types of product lines.
At present, the products of Olukey Industry are widely used in automotive electronics, military electronics, smart industry, new energy, smart medical care, 5G, Internet of Things, smart home, and various consumer electronics products. Relying on the advantages of global general agents of major original factories, we are based in the Asia-Pacific market. We provide customers with various advanced high-tech electronic components by using comprehensive superior services, assist manufacturers in producing high-quality products and provide comprehensive services.
By combining our engineering expertise in PCBA board development with state-of-the-art semiconductor distribution networks, we guarantee steady product pipelines, consistent batch qualities, and zero-defect target rates for tier-one E-bike system integrators worldwide.
Extensive range of medium-voltage and low-voltage MOSFET product lines covering major market demands.
| Voltage Classes | Available Packages | Target Application Domains | Design Attributes |
|---|---|---|---|
| 15V, 20V, 30V, 40V | DFN3X3-8, DFN5X6-8, SOP-8, SOT-23 | Low-Voltage Battery Protection, Logic Switching, Fast Charge Hubs | Ultra-Low Gate Charge, Minimized Package Inductance |
| 60V, 80V, 100V, 120V | DFN5X6-8, TO-252, TO-263, TO-220 | E-Bike Inverters, BLDC / PMSM Motor Controllers (36V-72V Systems) | High Avalanche Ruggedness, Excellent Dynamic dv/dt Immunity |
| 150V, 200V, 250V, 300V | TO-220, TO-263, DFN5X6-8 | Electric Vehicle DC-DC Converters, Heavy Industrial Actuators | High Voltage Margin, Low Drain-Source Leakage Currents |
| 400V, 500V, 600V, 650V | TO-220, TO-252, TO-263 | AC-DC Mains Charging Stations, High Voltage Battery Chargers | Optimized Superjunction/Trench structures for High Voltages |
Integrating world-class logistics and QA processes to ensure consistent supply.
Relying on the advantages of global general agents of major original manufacturers, we are based on the Asia-Pacific market. Through active market development and effective resource integration, it has become one of the outstanding and fast-growing agents in the Asia-Pacific region. The company has many years of professional distribution experience.
We use our comprehensive advantageous services to provide customers with various types of advanced high-tech electronic components, assist manufacturers in producing high-quality products and provide comprehensive services.
WINSOK MOSFET's product voltages are mainly medium and low voltage: 15V, 20V, 30V, 40V, 60V, 80V, 100V, 120V, 150V, 200V, 250V, 300V, 400V, 500V, 600V, 650V. The main packages include DFN3X3-8, DFN5X6-8, TO-252, TO-263, SOP-8, SOT-23, TO-220, etc. There are more than 600 models and more than 40 packages. Extensive coverage of medium-voltage and low-voltage MOSFET product lines on the market.
Simplifying cross-border procurement with full technical compliance and local support.
Every MOSFET batch conforms strictly to RoHS and REACH environmental guidelines. Lead-free plating formulations are standard, matching strict European green mandates.
Avoid communication lag. Our local Field Application Engineers (FAE) provide design-in assistance, hardware circuit debugs, and direct component cross-referencing globally.
Full manufacturing batch code tracking. We prevent mixed sourcing lots, protecting distributors against counterfeit risks and ensuring reliable MTBF parameters.
Select high-current silicon switches and microcontrollers for smart motor driver and power converter applications.
For E-Bike controllers, prioritizing low Static Drain-Source On-Resistance (RDS(on)) reduces thermal generation under heavy load currents. Additionally, optimize for Low Gate Charge (Qg) to minimize high-frequency switching losses, and verify that the Safe Operating Area (SOA) is robust enough to handle motor regenerative current spikes.
DFN5X6-8L features ultra-low package parasitic inductance compared to leaded packages like TO-220. This allows faster switching times, prevents high-frequency ringing, and saves significant board space, allowing designers to design compact E-bike controllers that fit directly into the frame tubing.
By leveraging partnerships with original global semiconductor wafer foundries and acting as a main agent, Olukey maintains continuous strategic buffers of raw silicon. This allows us to offer short, predictable lead times for wholesale distributors even during peak global chip shortages.
Yes. WINSOK products are designed as high-reliability direct replacements for many leading global semiconductor brands (such as Infineon, TI, ON Semi, and Toshiba). Our FAE engineering team can provide pin-to-pin cross-reference guides to ensure seamless drops-in without changing your PCB layout.
Yes. In addition to delivering WINSOK MOSFETs and Cmsemicon MCUs, Hongkong Olukey Industry offers total PCBA development services. We support custom design projects from schematic layouts and thermal analysis to functional sample prototyping for E-bike motor drivers and smart battery management systems (BMS).
Get in touch with our global application support team to request component samples, cross-references, or custom design consultation.
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