Developer news

The EVSTDRVG611MC gallium-nitride (GaN) motor-control reference design for appliances and industrial drives handles more than 600W without a heatsink, ensuring a compact outline and low build cost. Available as a turnkey board, ready to power up and evaluate, the reference design combines ST’s STDRIVEG611 GaN driver ICs, discrete GaN power transistors, and a mixed-signal STM32G431 microcontroller. The bill of materials (BOM) and schematics, as well as gerber files for the economical 2-layer 108mm x 110mm board, are ready to download from st.com. 

STM32Cube embedded software for the STM32C5 series introduces an upgrade of drivers and tools to help you design faster, smaller, and more robust products. Core software stackSTM32Cube for STM32C5 is built around:New software drivers with two levels of hardware abstraction: HAL2 (HAL v2.x) LL (Low‑Layer) APIs   RTOS support Middleware components Utilities Part drivers / BSPThis stack le

Motor-control software has been released to simplify enhancing drives with AI for optimization and predictive maintenance, ready to load on the EVLSPIN32G4-ACT evaluation board and start exploring. The FP-IND-MCAI1 function pack helps designers navigate the workflow and tools for implementing smart capabilities in industrial drives and servos, home appliances, robotics, and diverse types of actuators. The software includes a sample application to drive a low-voltage three-phase brushless motor with field-oriented control (FOC), HAL and board-specific drivers, and a machine-lear

Built on the Arm® Cortex®‑M33 core, the STM32U3B5/U3C5 MCUs combine up to 2 Mbytes of dual‑bank flash memory with 640 Kbytes of RAM and are available in packages from 48 to 144 pins (UFQFPN, WLCSP, LQFP, and UFBGA). The lines introduce a hardware signal processor (HSP) to the STM32U3 portfolio, offloading complex DSP and edge‑AI workloads and improving performance, efficiency, and security, all while remaining optimized for compact, battery‑powered devices. To support evaluation and rapid prototyping, the new NUCLEO‑U3C5ZI‑Q Nucleo board is also available.

ST's new CRA webpage helps you understand your compliance obligations and how ST's products and expertise can support your journey.  If you're designing products with digital elements for the European market, the EU Cyber Resilience Act (CRA) is already on your radar. With reporting obligations starting September 11, 2026, and full compliance enforcement from December 11, 2027, the clock is ticking for manufacturers to get their processes in order. 

The STM32WBA2 extends the STM32WBA family with a more integrated, cost-effective MCU for low-power wireless devices.  As the most affordable STM32 wireless MCU supporting Bluetooth® LE and IEEE 802.15.4, it adds improved wireless features and new communication interfaces while staying fully compatible with existing products. 

ST announces the release of TouchGFX 4.26.0, an update that brings a range of enhancements and fixes, designed to improve development workflows and application performance. Below is a detailed overview of the key updates included in this release.   User interface improvements This version introduces several minor but valuable user interface (UI) enhancements aimed at making everyday tasks more intuitive and efficient. These improvements address common developer needs and help reduce repetitive actions. Notable examples include: Copying typographies:

MIS2DU12 MEMS accelerometer combines ultra-low power, signal processing, and an ultra-low profile suitable for wearable and implantable medical applications. Produced using biocompatible materials and manufacturing processes, the MIS2DU12 has a 20nA power-down and sub-1µA active mode to extend the operating envelope of implantables such as cardiac monitors and pacemakers. At only 0.74mm high, and 2mm x 2mm, it enables skin patches to become extremely slim, lightweight, and comfortable to wear. In skin patches such as glucose monitors and other bio-parameter sensors, the MIS2DU12’s ensures precision even during macroscopic motion and environmenta

Security is now a core part of product development. The EU’s Cyber Resilience Act (CRA) and Radio Equipment Directive (RED) have set mandatory cybersecurity and safety standards for connected digital and radio devices. The CRA is a new EU law requiring connected digital products to meet strict cybersecurity standards throughout their lifecycle, protecting users and reducing cyber risks. The RED is an EU regulation ensuring radio and telecom devices are safe, free from harmful interference, and equipped with essential security features for reliable wireless communication. As deve

The STSPIN9P series of 75V motor-drive ICs accelerates development of robust industrial drives. Suited to operation from popular bus voltages such as 48V, the 12 STSPIN9P devices let users conveniently scale their designs for different motor types and power ratings up to 500W. The new STSPIN9P1 half-bridge and STSPIN9P2 full-bridge devices extend the STSPIN family that helps developers ensure motor-control applications begin turning quickly to allow testing and fine-tuning. Their wide operating-voltage range and output-current rating up to 10A allow use in industrial automation and rob

STMicroelectronics has introduced MasterGaN6, beginning the second generation of the MasterGaN half-bridge family. The new power system in package couples an updated BCD driver with a high-performance GaN power transistor that has just 140mΩ RDS(on). Leveraging the high integration already established with ST’s MasterGaN family, MasterGaN6 enlarges the feature count by including dedicated pins for fault indication and standby functionality. While these features enable smart system management and enhance power savings, the new devices also integrate LDOs and a bootstrap diode to ensure optimal driving while saving on external components. Engineered with very fast timing, the new advanced driver allows high-frequency operation thanks to it

TSC240 is a high-precision current-sense amplifier with elevated voltage tolerance and 120dB PWM rejection for accurate and reliable monitoring in automotive traction inverters, factory automation and robotics, and servers. The TSC240 handles common-mode voltages from -4V to 100V and is AEC-Q100 qualified, allowing use with industrial DC buses and established automotive boardnet standards including 12V, 24V, and 48V. The amplifier’s tolerance for high voltages reduces dependence on external components to provide protection. In addition, the gain is internally fixed at 20V/V thereby ensuring precision and repeatability while also saving external resistors. Designers can thus ensure a compact circuit footprint and minimize the bill of materials. 

STMicroelectronics has introduced the STNRG599A and STNRG599B controllers for resonant-converter topologies with innovative phase-shift control (PSC) that boosts power-supply no-load efficiency and delivers flicker-free deep dimming in lighting applications. The STNRG599A is optimized for power conversion, with built-in X-capacitor discharge circuitry for safety in adapters, chargers, TV power supplies, and industrial power supplies. The STNRG599B, without discharge circuitry, targets circuits such as lighting drivers. The controllers operate up to 750kHz maximum frequency, with a wide input-voltage range to handle applications from 90W to seve

STGAP2SA and STGAP2HSA automotive-grade, galvanically isolated 4A gate drivers with 60ns response time and close part-to-part matching allow high switching frequencies for increased power density and efficiency. Suitable for IGBTs and silicon MOSFETs operating with a high-voltage rail up to 1200V, the drivers can sink/source 4A at up to 26V for unipolar or bipolar driving. Extending the STGAP series, ST's industrial and automotive galvanic isolate

With 4V minimum operating voltage, STMicroelectronics’ VNQ9050LAJ 4-channel automotive high-side driver powers through disturbances including extreme cold cranking operation down to 2.7V, boosting vehicle reliability and ensuring superior user experiences. This resilience when exposed to severe transients meets the latest version of LV124, the automotive industry’s stringent quality standard for electrical and electronic components. Designed to power 12V ground-connected loads, the VNQ9050LAJ is compatible with 3V and 5V logic signals. Built with ST’s latest-generation VIPower-M09 technology, the driver has typical on-resistance as low as 50 mΩ to help boost efficiency and save energy.

A new ultra-compact thyristor gate driver developed for small AC-powered appliances such as hairdryers, which features an innovative new isolation transformer that enables simpler, slimmer designs. The tiny new driver, STSID140-12, is housed in a 5.35mm x 3.45mm leadless DFN package only 1.2mm high. The transformer embedded in the device substrate ensures safety and reliability with an insulation voltage of 1250V (RMS) inside the minuscule dimensions. Also featuring enhanced immunity to interference, the

Supporting faster data speeds in space applications, ST’s RHFLVDS41 Low-Voltage Differential Signaling driver sets a new performance benchmark among QML-V qualified devices for data exchanges at up to 600Mbps. Having a wide operating-voltage range, from 2.3V-3.6V, the driver is compatible with the latest low-voltage logic and lower supply-voltage norms (TIA/EIA-644 and Jedec), as well as older CMOS devices. In addition to increasing performance and flexibility, the RHFLVDS41 also enhances resilience and reliability with 4.8V absolute maximum rating (AMR), 300krad/s maximum total ionizing dose (TID), and 8kV ESD immunity. Heavy-ion immunity parameters include single event latchup (SEL) free at 125MeV.cm²/mg and single event tr

The content of this blog article has been provided by arm Keil. Using STM32 devices with Keil Studio for Visual Studio CodeKeil Studio, Arm's latest IDE, integrates embedded development tools directly into Visual Studio Code. As the successor to µVision, it offers modern features including seamless industry tool integration, version control, and a CLI for CI workflows.Being part of Arm Keil MDK 6, Keil S

At the STM32 Summit, we announced STM32 Sidekick, an AI-powered tool that promises to accelerate productivity, helping developers spend less time searching and more time innovating.This brand-new AI agent assists engineers in efficiently locating relevant technical information, obtaining concise summaries of complex topics, and discovering documentation that might have previously gone unnoticed. It operates seamlessly within the community environment, delivering results in record time and ensuring availability 24/7in a self-sufficient manner.STM32 Sidekick is trained exclusively on official STM32 datasheets, reference manuals, user manuals, application notes, wiki entries, and community knowledge base articles.Here is a closer look at what STM32 Sidekick offers, how to maximize its benefits, and why it is worth integrating into your development workflow.

SRK1004 synchronous-rectifier controllers save space and increase efficiency in the secondary side of active-clamp, resonant, and quasi-resonant flyback (ACF, AHB, QR) converters for chargers, power adapters, and switched-mode power supplies. The minuscule 2mm x 2mm ICs supersede the SRK1001 and implement a new switch-off algorithm for increased efficiency and robustness.With six variants available, the SRK1004 series lets designers choose logic-level or standard MOSFET gate drive, and 25ns or 150ns turn-off delay to compensate for drain inductance. Suitable for active clamp, resonant and quasi-resonant flyback topologies, the controllers also contain circuitry that creates a turn-on window to prevent unwanted switching. The output can sink up to 1.6A and source 0.6A to the gate,

Since May, we have been offering a prerelease version (3.x) of the STM32CubeIDE for Visual Studio Code extensions. This version gave early adopters access to the latest features and improvements. These enhancements have now been merged into the official release version (2.x), marking a key milestone in the deployment of STM32CubeIDE for Visual Studio Code. What is changing for developers? Release tracks are merged: the prerelease, which is version 3.x of our extensions, is merged back into the 2.x release track. Moving forward, all developers will enjoy one single 3.x version, integrating all extensions and main pa

STM32MP21 microprocessors (MPUs) have been introduced for cost-aware edge applications in smart factories, smart homes, and smart cities, combining advanced cores and peripherals with strong security targeting SESIP Level 3 and PCI pre-certification.Extending ST’s STM32MP2 series, the new MPUs with a 1.5GHz 64-bit Arm® Cortex®-A35 core and advanced 32-bit Cortex®-M33 at 300MHz ensure fast execution times with flexibility. The two cores handle complex tasks and real-time control, adding the opportunity for boot processing on the Cortex®-M33 to launch services quickly and accelerate system wake-up from power-saving modes.“Smart technology holds the key to meeting efficiency and sustainability goals, raising demands for IoT and infrastructure pr

The ZeST software algorithm for STM32 allows sensorless motor drives to achieve full torque at zero speed. This innovation enables smooth and predictable motor control in general-purpose drives.      Applications such as power tools, domestic appliances, and e-bikes require motors that can start quickly and with maximum torque. Traditional sensorless drives are unable to meet these demands as they cannot detect rotor position when stationary. The STM32 ZeST algorithm offers a solution that enables optimal sensorless control for any permanent magn

The TSZ151 op amps have very low offset voltage with minimal temperature drift, offering high accuracy and stability to circuits for sensor interfacing, signal conditioning, and current measurement. ​An extremely low input offset voltage (Vio) is the defining parameter of a high-accuracy operational amplifier (op amp). The TSZ151 has Vio less than 7 µV at 25°C. Moreover, the value remains stable, below 10 µV, over the full specified temperature range, from -40 to 125 °C. Its high stability minimizes reliance on periodic recalibration, enhancing availability of the end product throughout its lifetime. 

STM32 developers can now get more memory and extra features in STM32C0 microcontrollers (MCUs) to support more sophisticated functionality in resource-constrained and cost-sensitive embedded applications.Bringing up to 128Kbyte of Flash and 24Kbyte of RAM, the STM32C071 MCUs also add USB Host and crystal-less Device as well as TouchGFX support. With USB on-chip, designers can easily save at least one external clock and four decoupling capacitors to cut the bill of materials and ease PCB layout. Also, having only one power-supply pair helps to simplify the PCB design, new product designs can become slimmer, trimmer, and more competitive.STM32C0 MCUs feature t