On July 1, at the 2026 electronica China, Southchip Semiconductor showcased a variety of chips and system solutions, covering multiple application scenarios including high-end consumer electronics, automotive electronics, and industrial computing.
Unlike the charging management, fast charging protocols, and battery management that the public is more familiar with regarding Southchip Semiconductor in the past, the product line exhibited by Southchip Semiconductor in the high-end consumer electronics sector this time is more diverse: it includes OIS (Optical Image Stabilization) chips for smartphone cameras, as well as audio power amplifiers, proximity and ambient light sensors, and BLDC (Brushless DC) motor control MCUs (Microcontroller Units). This shift indicates that Southchip Semiconductor is taking power management as a starting point and extending its product boundaries to more analog, sensing, and driving segments.
According to the on-site introduction, the focus of Southchip Semiconductor's exhibition this time does not lie in the simple stacking of parameters for individual chips, but rather in providing more comprehensive component selection and combination solutions around the problems customers encounter in actual product development. For example, smartphones and wearable devices require small sizes and low power consumption; AI (Artificial Intelligence) glasses involve dual-battery balancing and complex power paths; the new national standard for power banks brings requirements for information reporting and abnormal alerts; and desktop robots require coordination among batteries, motors, sensing, and control. For Southchip Semiconductor, expanding its product line around these specific needs is the more noteworthy main thread of this exhibition.
High-End Consumer Electronics Moving Towards Segmented Experiences: Southchip Semiconductor Expands Its Analog Chip Product Matrix
In the high-end consumer electronics sector, the products showcased by Southchip Semiconductor this time cover scenarios such as smartphones, smart laptops, wearables, TVs, and power banks compliant with the new national standard. Although the application directions vary, they point to the same type of customer demand behind them: terminal products are steadily becoming thinner and lighter, internal space is becoming more constrained, and the requirements for low power consumption, high efficiency, small packages, stability, and system debugging convenience are steadily advancing.
Targeting smartphone imaging, Southchip Semiconductor showcased the OIS chip SC29111. For smartphone manufacturers, the OIS chip is not the most directly perceived part of the imaging system by users, but it needs to complete position detection, control computation, and driving compensation within the limited space of the camera module, thereby improving image stability in scenarios such as hand shake and moving shooting. The on-site introduction shows that the SC29111 chip can be used for optical image stabilization in smartphone cameras, integrating sensing, execution, and control capabilities to form a closed-loop control system, helping customers achieve faster response, higher precision, and smaller sizes.
In the field of smartphone audio, Southchip Semiconductor launched the audio power amplifier SC28561, mainly targeting terminal devices such as smartphones. Its core advantages lie in high output power, low noise, low distortion, and high efficiency. This chip aims to solve the comprehensive trade-off problem among external speaker loudness, audio purity, power consumption, and heat generation. In terms of key indicators, the output power of the SC28561 reaches 5.6W, the noise is as low as 7.2μV, and the THD+N is only 0.008% at 1W output; the standby power consumption is only 9.1mW, and the conversion efficiency is as high as 90.5% at 1W power. From the perspective of the technical path, this product systematically migrates the high efficiency and low quiescent current design capabilities accumulated by Southchip Semiconductor in the power management field to the audio power amplifier field, forming a synergistic advantage of adjacent analog chips, thereby providing customers with a more stable and low-power audio output solution.
In terms of wearable devices, Southchip Semiconductor showcased the proximity and ambient light sensor SC52115 and the buck charging chip SC89620. The SC52115 mainly targets scenarios such as in-ear detection, wearing recognition, play/pause, and call status switching for TWS (True Wireless Stereo) earphones. The on-site presentation highlighted its millimeter-level sensing, fast response, and low-power capabilities. Due to the limited battery capacity of TWS earphones, the sensor must quickly identify the wearing status without significantly increasing the battery life burden. Therefore, response time and power consumption are the most critical indicators for customers when selecting such devices. The SC89620 targets small-sized devices such as smartwatches, supports a maximum charging current of 3.5A, integrates power path management and ADC (Analog-to-Digital Converter), and has a quiescent current as low as 1μA in shipping mode.
As the new national standard is fully implemented, power bank manufacturers face not only a competition in fast charging power but also the need to coordinate multiple links such as battery status reading, abnormal reporting, display interaction, protocol compatibility, and compliance testing. The new national standard PCBA (Printed Circuit Board Assembly) solution showcased by Southchip Semiconductor on-site supports real-time reading of the power bank status via a host computer, and is compatible with multiple information reporting methods such as USB, PD VDM, and external display screens, while also possessing abnormal status reporting capabilities. The core of this solution consists of the buck-boost charging chip SC8815A, the PD protocol control chip SC2016A, the 2-4 cell battery fuel gauge SC58540, and the TFT driving MCU (Microcontroller Unit) SS26L11X. It supports UFCS 2.0 and various private fast charging protocols, and has passed the preliminary test of the new national standard. For power bank customers, the core value of this one-stop PCBA solution lies in significantly reducing the complexity of hardware and software adaptation, protocol debugging, and compliance verification, helping new products enter the mass production stage faster. According to reports, this new national standard PCBA solution has currently been implemented in the products of leading customers.
AI Terminals Iterating Rapidly: Southchip Semiconductor Deploys Multiple Power Supply Solutions
In the AI terminal field, Southchip Semiconductor this time focused on showcasing solutions related to AI glasses and AI PCs. AI glasses and AI PCs are in a stage of rapid iteration, and customers' product forms, power supply architectures, and functional definitions are all changing, thus posing more flexible adaptation requirements for chip suppliers.
The difficulty with AI glasses lies in the small space and weight sensitivity. At the same time, the batteries are usually distributed on the left and right temples, which can easily lead to problems such as dual-battery parallel connection, series connection, or unbalanced power. If the battery status on both sides differs greatly, it may affect the charging and discharging efficiency, service life, and safety. Targeting this scenario, Southchip Semiconductor showcased the SC7613 dual-battery balancing and current limiting solution. This chip supports bidirectional current limiting and multiple operating modes. In low-power mode, the quiescent current can be as low as 15μA. It can be configured with different charging and discharging methods, making it suitable for designs such as dual-battery layouts and swappable temples. Currently, the SC7613 has been implemented in the products of leading customers.
In the direction of AI PCs, Southchip Semiconductor showcased the SC8885S buck-boost charging chip and the SC6301 LPDDR PMIC (Power Management IC). As PCs introduce local AI applications, the overall load changes more frequently, posing higher requirements for power management, peak response, and memory power supply. The SC8885S supports NVDC architecture laptop charging, adapts to SMBus and I2C communication interfaces, and integrates two-stage peak current limiting, Vmin Active Protection, and Pass Through Mode; the SC6301 targets LPDDR5/5X memory power supply, emphasizing low quiescent current, load transient response, and conversion efficiency.
The stability, efficiency, and protection capabilities of the AI PC power architecture will affect the performance of high-load operation, charging and discharging switching, and thin-and-light design. In addition to the two products displayed at the booth, Southchip Semiconductor's layout in AI PCs also includes products such as adapters, wired/wireless charging, DC-DC converters, battery management, screen drivers, MCUs, and memory PMICs, providing end-to-end one-stop power solutions and creating a complete technical link from the power supply end to the application end.
From Power to Driving: Southchip's Full-Chain Solutions Enter the Robot Track
In the robot exhibition area, Southchip Semiconductor showcased power and driving control solutions for desktop robots and small motor scenarios. Taking the desktop robot displayed on-site as an example, such products focus on emotional companionship and children's interaction. They usually integrate batteries, power management, motor driving, sensors, audio, connectivity, and control units internally. They need to complete actions such as rotation, expression feedback, and voice interaction, while maintaining low power consumption, low noise, and stable operation.
The SC89171 buck charging chip showcased by Southchip Semiconductor supports wide-voltage input for 1-4 cell lithium batteries and can adapt to multi-specification battery solutions; it integrates Power Path intelligent power path management, supporting simultaneous charging and use; the charging current can reach up to 5A, the efficiency can reach up to 97%, and it supports programmable charging current and input current limits. For products like desktop robots, different customers have significant differences in battery configuration, power budget, and thermal design. The wide input range and programmable capabilities help improve solution adaptability and reduce customers' adjustment costs in power design.
In the direction of motor control, Southchip Semiconductor showcased the SC29251 three-phase BLDC motor control MCU. This product adopts a dual-core architecture, integrating a motor control core MCC and an 8051 MCU core. The MCC has built-in hardware acceleration units such as FOC, MDU, LPF, PDI, and SVPWM, and the 8051 MCU core has a maximum main frequency of up to 60MHz. In terms of application implementation, Southchip Semiconductor can combine magnetic encoders to provide customers with more flexible small motor control solutions. Application directions include scenarios such as desktop robots, micro motors, gimbals, and handheld devices.
From Single-Point Chips to Combination Solutions: Southchip Semiconductor Continues to Expand Product Boundaries
Overall, the products showcased by Southchip Semiconductor at this electronica China are not independent single-point devices, but rather present a product path that starts with power management and gradually expands outward. The currently covered directions include: OIS driving, audio power amplifiers, and proximity and ambient light sensing in the consumer electronics field; current limiting, balancing, and PMICs in AI terminals; and motor control in robots.
The functions of these individual chips are relatively basic, but their optimization directions have long depended on specific application scenarios, mainly focusing on power consumption, size, efficiency, protection mechanisms, stability, and debugging convenience. With the iteration of consumer electronics, AI terminals, and robot products, customers' demand for analog devices tends to be scattered and specific. Southchip Semiconductor is gradually completing its product portfolio around these needs, expanding from a single power management chip to analog, sensing, driving, and system-level solutions.