The rapid expansion of urban micromobility has established electric scooters as a dominant mode of last-mile transportation. At the core of every high-performing electric scooter lies its motor controller—an intricate assembly that directly manages battery power distribution to the brushless DC (BLDC) motor. The ultimate governor of this control unit is the Power MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor). For global sourcing managers, engineers, and e-scooter factories, selecting a reliable, highly efficient MOSFET is vital to prevent thermal runaway, improve battery conservation, and ensure smooth acceleration.
By shifting to advanced silicon architectures, modern designers can mitigate conduction and switching losses, enabling longer run times and higher reliability under harsh operating environments. Through partnership with leading original manufacturers and general agents, companies secure advanced, industrial-grade power semiconductors that optimize performance while minimizing bill-of-materials (BOM) cost.
HONGKONG Olukey INDUSTRY CO., LIMITED is a leading solution provider focusing on the overall solution of electronic product components. The main products mainly include: WINSOK MOSFET, Cmsemicon MCU, and PCBA circuit board solution development. Together, these three product lines form a comprehensive framework that serves key industrial sectors.
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, assisting manufacturers in producing high-quality products and providing comprehensive solutions.
We use comprehensive high-quality services to provide customers with various types of advanced high-tech electronic components, assist manufacturers in producing high-quality products and provide comprehensive services. Over the years, the company has relied on reputation to survive, adhering to the tenet of "quality first, service first", and has established good cooperative relationships with many high-tech enterprises and original manufacturers at home and abroad.
Our premier product line, WINSOK MOSFET, spans low and medium voltage ranges crucial for consumer power supply and electric scooter control systems. The voltage spectrum mainly covers: 15V, 20V, 30V, 40V, 60V, 80V, 100V, 120V, 150V, 200V, 250V, 300V, 400V, 500V, 600V, and 650V.
Available packages are designed to match various thermal requirements and form-factors, including: DFN3X3-8, DFN5X6-8, TO-252, TO-263, SOP-8, SOT-23, and TO-220. With more than 600 models and over 40 packages, we provide extensive coverage of the medium-voltage and low-voltage MOSFET product lines on the market.
Purchasing power devices directly from China wholesale factories gives global buyers an edge in cost management, scalability, and technical flexibility. With the rapid development of electric scooter production hubs across Shenzhen, Dongguan, and Zhejiang, local component ecosystems offer unparalleled engineering support and supply chain efficiency.
By leveraging partnerships with silicon foundries, packaging houses, and testing centers located within a 100-kilometer radius in the Asia-Pacific region, we guarantee reliable batch-to-batch consistency and high volume capabilities.
Whether you require specific lead frames, localized electrical testing parameters, or pin-to-pin drop-in equivalents for expensive Western brands, China-based design and engineering teams provide fast iterations.
Highly automated assembly processes cut down human-error rates and manufacturing overheads, providing significant cost reductions over standard industry options without sacrificing E-E-A-T-grade quality metrics.
An electric scooter is a complex ecosystem. It requires high coordination between the battery pack, control PCB, user display interface, and electric motor. We deliver a three-tier product line, ensuring optimal integration and safety across all sub-systems:
Modern electric scooter motor controllers rely on Field-Oriented Control (FOC) or trapezoidal wave driving algorithms. These algorithms require microcontrollers to generate high-frequency PWM (Pulse Width Modulation) signals. The Cmsemicon MCU, a microcontroller company born in Shenzhen with rich product types and technology research and development experience, works together with low RDS(on) WINSOK MOSFETs to translate logic signals into high-current motor drive currents. This combination guarantees smooth, low-noise operation while reducing switching energy losses.
E-scooters run on high-capacity Lithium-Ion battery packs (typically 36V, 48V, or 60V setups). A robust BMS protects cells from overcharging, over-discharging, and short-circuit conditions. Using high-performance N-channel and P-channel MOSFETs (such as the WSD80130DN56 or WSD30150ADN56) in the charge and discharge paths guarantees minimal thermal load on the BMS board, ensuring safety and extending battery lifespans.
Different markets present distinct mechanical and electrical challenges for micro-mobility hardware. Our custom design services address these distinct requirements:
Shared fleets operate continuously in outdoor environments and experience varied weather conditions. Operators need components with high environmental resistance and IP67-rated enclosures. The MOSFETs must handle frequent start-stop sequences and regenerative braking currents without overheating.
Scooters used for delivery carry heavy payloads and climb steep inclines in hot, humid climates. This places immense pressure on the motor controller. Utilizing high-current, low-resistance packages (such as TO-220 or TO-263) provides the thermal mass needed to handle prolonged peak currents.
Urban commuters prioritize compact, lightweight, and cost-effective designs. Designers use surface-mount devices like DFN5X6-8 or DFN3X3-8 packages to shrink the overall size of the motor controller PCB, fitting it seamlessly into narrow scooter decks.
As the micromobility sector moves toward 80V and 100V platforms to support high-power motors, power semiconductors must evolve accordingly. Key technology shifts include:
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.
Becoming a global high-value agent is the common goal pursued by OLUKEY Industrial employees. We adhere to the corporate values of "Pragmatism, Win-win, Service and Responsibility", continue to strengthen service quality, and aim to provide high-quality services. Work hand in hand with suppliers to jointly explore a larger market and contribute to the prosperity and development of semiconductors.
You can contact our sales team directly using the form link on any product detail page. We offer free samples of our WINSOK MOSFETs (including DFN5X6-8 and TO-220 packages) to qualified OEM/ODM manufacturers, system design houses, and wholesale factories for evaluation and prototyping.
Yes, we provide extensive drop-in equivalent lists for brands like Infineon, ON Semi, STMicroelectronics, and Vishay. For example, our custom cross-reference list supports equivalents for RS1E281BN, RS1E280BN, PK610SA, PK510BA, and others, helping you reduce lead times and optimize costs.
For in-stock models, orders can ship within 3-5 business days. For customized PCBA development or high-volume wafer packaging runs, standard factory production lead times range from 4 to 8 weeks, depending on materials and peak seasonal demands.
We combine our WINSOK MOSFETs, Cmsemicon MCUs, and structural design capabilities into pre-engineered or customizable motor controller boards. This ready-to-use strategy simplifies the assembly process for e-scooter factories, reducing design cycle times and integration challenges.
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