On May 20, 2026, amidst the deep integration of technology and daily life, the home cleaning appliance sector continues to evolve rapidly. From floor washers to robotic vacuum cleaners, an intelligent revolution that completely liberates users from manual chores is underway. Today's robotic vacuum cleaners have not only comprehensively upgraded their hardware cleaning capabilities but also leverage on-device AI technology to achieve local intelligent evolution. By relying on the device's local computing power for environmental perception, path planning, scene adaptation, and autonomous decision-making, they no longer depend on cloud networks. They operate stably even without an internet connection, reducing latency and strictly safeguarding home data privacy.
Products have long transcended traditional cleaning boundaries: from manually washing mop pads to automatic water refill and self-cleaning; from mop pads prone to odor to hot water high-temperature washing + drying for bacteria inhibition; from cleaning blind spots to freely retractable side brushes; and from on-device AI autonomously recognizing home layouts to distinguishing floor stain types and adaptively adjusting cleaning power and sweeping routes. Numerous hardcore features complement local intelligence, accelerating the robot vacuum’s progress toward the ultimate cleaning form: full-scene, fully automatic, and fully intelligent.
Facing the trend of continuously expanding functions in robotic vacuum cleaners, AWINIC Technology deeply cultivates five major technical fields: acoustics, optics, electronics, radio frequency, and haptics. The company has developed a comprehensive chip application solution for next-generation cleaning appliances, precisely matching new feature requirements such as automatic mop replacement, drying and disinfection, and smart interaction. With its powerful "Chinese chips," AWINIC empowers product innovation, helping customers create smarter, more stable, and more premium flagship robotic vacuum cleaners.
1. Breathing Light Driver: Making Cleaning Status "Visible" and Giving Products a Dynamic, Tech-Savvy Feel
When a robotic vacuum cleaner enters processes like automatic cleaning or drying and disinfection, intuitive status feedback becomes key to enhancing user experience. As the core visual medium for human-machine interaction, breathing lights can clearly convey information such as work progress, mode switching, and error alerts, adding a sense of ritual to smart cleaning.
AWINIC has over a decade of experience in the breathing light driver field, offering products covering 3 to 216 channels. They provide a one-stop, all-around service including driver chips, lighting effect algorithms, and software debugging, enabling customized breathing light effects. This allows dynamic lighting to endow robotic vacuum cleaners with greater technological appeal and distinctiveness. The market-recommended AW210xx series of high-performance, direct-drive LED drivers includes the 36-channel AW21036. Leveraging its small size, high integration, and superior performance, this model perfectly fits the compact design of robotic vacuum cleaner bodies, easily achieving multi-zone, multi-mode lighting effects that make every cleaning session both practical and visually pleasing.
Equipped with the AWINIC Montser® Breathing delicate lighting algorithm and paired with dedicated SoC products, it can achieve multi-dimensional, personalized lighting effects such as music rhythm, comet streaks, gradient breathing, and abnormal alerts, precisely meeting the full-scenario needs of router applications.
Figure 1: AWINIC Montser® Breathing Effect
Figure 2: Colorful Dynamic Effect
AW21036 Product Parameters:
· Drives 36 LEDs / 12 RGBs, 16.8 million levels per channel
· ±5% high-precision current
· EMI and audio noise suppression
· Open/Short circuit detection
· Autonomous breathing mode to save main controller power
· Communication interface: 400kHz I²C
· Supply voltage: 2.7V~5.5V, address expandable
· Package: QFN-44L 5mm×5mm×0.75mm
2. Load Switch: Precise Control of Functional Modules, Ensuring Stable System Operation
As the number of internal functional modules in robotic vacuum cleaners increases, independent units for cleaning, drying, water exchange, and extending mechanisms require efficient coordination. Load switches become core components for system stability. The AWINIC AW35015BDSTR load switch is optimized for complex cleaning scenarios, precisely meeting the power control needs of multiple modules.
This chip supports adjustable current limiting via an external resistor, allowing flexible configuration for different loads. When the chip is turned off, it can quickly discharge the output, ensuring proper system power-up and power-down sequencing and avoiding circuit anomalies. It also features multiple protection functions, including fast short-circuit response, undervoltage lockout, and reverse current blocking. These features comprehensively enhance the stability and safety of robotic vacuum cleaners in high-frequency, multi-scenario operation, ensuring each functional module starts/stops precisely and collaborates efficiently.
AW35015BDSTR Product Parameters:
· Integrated P-channel MOSFET power switch
· Input range: 2.5V ~ 5.5V
· Adjustable current limit range: 0.4~2.5A
· Rdson = 65mΩ at VIN=5V
· Current limit accuracy: ±9% at 1A (typ.)
· Supports reverse current blocking
· Undervoltage lockout
· Over-temperature protection
· Quick Output Discharge (QOD)
· AW35015BD: Auto QOD
· AW35015B: No QOD
3. Brushed DC Motor Driver: Core Power Support, Covering All Motion Scenarios
Motor drivers are the "power heart" of robotic vacuum cleaners. Core actions such as body lifting, side brush extension, mop movement, and steering all rely on the precise control of brushed DC motor drivers. Even for future innovative forms like stair-climbing vacuums, brushed DC motor drivers will be the core power solution for overcoming terrain limitations.
The AWINIC AWD8231 is a 36V/3.6A high-voltage DC motor driver with an integrated current mirror output. Designed specifically for the miniaturization and high-performance demands of robotic vacuum cleaners, it supports compact ESOP-8 and DFN-8 packages, effectively saving PCB space and aligning with the trend of reducing board area. With high integration, strong drive capability, and excellent control precision, it stably supports various mechanical actions, helping robotic vacuum cleaners achieve more flexible, precise, and powerful cleaning performance, providing robust power support for functional innovation.
Figure 3: Product Application Scenarios
AWD8231 Product Parameters:
· Drives brushed DC motors or other loads
· Rdson HS+LS: 560mΩ (typical)
· Maximum peak current: 3.6A
· Operating voltage range: 4.5V ~ 33V
· Control methods: PWM / GPIO
· Low-power sleep mode
· Integrated IPROPI current sensing for stall detection and current regulation
· Features OCP, TSD, UVLO
4. AI Voice Chip: Smarter Offline Interaction, Hands-Free Control with Voice
Smart interaction has become a standard feature in high-end robotic vacuum cleaners. Leveraging on-device AI technology for practical home scenarios, these devices can parse commands, judge environmental status, and autonomously plan cleaning tasks locally without relying on cloud networks. This eliminates network limitations and data transmission delays, making home cleaning interaction more private and efficient. Offline voice interaction allows cleaning control without buttons or apps, truly enabling "hands-free" operation.
This chip integrates AI offline voice interaction, supporting multilingual on-device AI voice interaction, local voiceprint recognition, and local specific sound recognition. It can also perform AI voice synthesis, adapting to multi-microphone pickup scenarios for faster response, more accurate recognition, and enhanced privacy. All voice commands, usage habits, and home cleaning schedules are processed and stored locally on the device, not uploaded to the cloud. This fundamentally protects user home privacy and security, aligning with current consumer demands for secure, localized, and lightweight smart home solutions.
The chip includes an audio codec and rich interface expansion, requiring very few external components to build a cost-effective smart voice solution. This significantly shortens customer development cycles and reduces BOM costs. It also meets industrial-grade standards and has passed multiple reliability certifications, ensuring long-term stable operation in complex home environments, bringing a more natural, smoother, and safer smart voice experience to robotic vacuum cleaners.
Figure 4: Product Application Block Diagram
From interactive lighting effects to power management, from core power to smart voice, AWINIC Technology provides a full-stack chip solution that precisely matches the new functional requirements of robotic vacuum cleaners, continuously empowering the intelligent upgrade of home cleaning appliances. Going forward, AWINIC will continue to deepen technological innovation and collaborate with industry partners to make smart cleaning more efficient, more reliable, and infused with technological warmth.
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