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stmicroelectronics

Miniature buck converter operates from 3.3 V to 36 V input range

February 25, 2025 By Redding Traiger

STMicroelectronics’ DCP3601 miniature monolithic buck converter combines extensive feature integration and flexibility, enabling simple, low-BOM designs to achieve high conversion efficiency. The power switches and compensation are built-in, requiring only six components to complete the circuit, including the inductor, bootstrap, filter capacitors, and feedback resistors for setting the output voltage. With its 3.3V-to-36V input voltage […]

Filed Under: Consumer electronics, Development Tools, Industrial, Power Components, Power Management Tagged With: stmicroelectronics

Power-management IC delivers up to 6A from three buck converters with integrated failsafe and voltage control for automotive modules

December 3, 2024 By Redding Traiger

STMicroelectronics has revealed a flexible power-management IC for highly integrated processors like Stellar automotive microcontrollers that lets users program the power-up sequence and fine-tune output voltages and current ranges to fulfill system requirements. The SPSB100 can be used throughout vehicles, in zonal control unit (ZCU), vehicle control platform (VCP), body control (BCM), and gateway modules. […]

Filed Under: Automotive, Development Tools, Power Components, Power Management, power modules Tagged With: stmicroelectronics

Comparators draw power for 60 ns operation cycles

November 22, 2024 By Redding Traiger

STMicroelectronics’ TS3121 and TS3121A rail-to-rail, open-drain, single channel comparators feature a novel failsafe architecture and guaranteed start-up time that simplify powering up for short periods to minimize consumption in low-power applications. The failsafe architecture allows analog sensor voltages to remain at the inputs when the supply voltage is cut, which ensures robust performance and helps […]

Filed Under: Automotive, Development Tools, Industrial, Power Components, Robotics Tagged With: stmicroelectronics

Motor ICs feature 600 mA – 1A source/sink capability

November 19, 2024 By Redding Traiger

STMicroelectronics has extended the STSPIN32 series of integrated motor drivers, adding eight new products to tackle cost-sensitive yet performance-hungry applications including power tools, home appliances, and industrial automation. ST’s STSPIN32 drivers combine a general-purpose STM32 microcontroller (MCU) with a feature-rich three-phase gate driver to simplify design, save PCB area, and accelerate time to market. The […]

Filed Under: Development Tools, Industrial, Power Management Tagged With: stmicroelectronics

Gate drivers protect IGBTs and SiC MOSFETS to 9.6 kV

November 7, 2024 By Redding Traiger

STMicroelectronics’ STGAP3S family of gate drivers for silicon-carbide (SiC) and IGBT power switches combines ST’s latest robust galvanic isolation technology with optimized desaturation protection and flexible Miller-clamp architecture. Featuring reinforced capacitive galvanic isolation between the gate-driving channel and the low-voltage control and interface circuitry, the STGAP3S withstands 9.6kV transient isolation voltage (VIOTM) with 200V/ns common-mode […]

Filed Under: Consumer electronics, DC-DC, Development Tools, drivers, Industrial, Power Components Tagged With: stmicroelectronics

Circuit breaker communicates with a host over SPI, collects data

June 18, 2024 By Redding Traiger

STMicroelectronics has commenced production of automotive high-side power switches with proprietary intelligent fuse protection and a serial peripheral interface (SPI) for diagnostic data, permitting enhanced resilience and functional safety. The quad-channel VNF9Q20F is the first in a new family of monolithically integrated devices that combine ST’s advanced VIPower M0-9 MOSFET and proprietary STi2Fuse technology. Based on patented I2t […]

Filed Under: Automotive, Converters, Data center, Development Tools, Power Components, Power Management, Switches, Telecommunications Tagged With: stmicroelectronics

Wireless charging eval board delivers 50 W

May 23, 2024 By Redding Traiger

STMicroelectronics has introduced a 50W, Qi-compatible transmitter and receiver combination to accelerate the development of wireless charging for high-power applications such as medical and industrial equipment, home appliances, and computer peripherals. Using ST’s new wireless charging solution, innovators can leverage the convenience and speed of wireless charging in applications that demand a higher power and […]

Filed Under: Development Tools, Industrial, Medical, Power Components, Power Management, Robotics, Wireless Tagged With: stmicroelectronics

Space-saving dc-dc converters added to automotive convert portfolio

May 15, 2024 By Redding Traiger

STMicroelectronics has introduced new automotive-qualified step-down synchronous DC/DC converters that save space and ease integration in applications including body electronics, audio systems, and inverter gate drivers. The A6983 converters offer flexible design choices, comprising six non-isolated step-down converters in low-consumption and low-noise configurations and the A6983I isolated buck converter. With compensation circuitry on-chip, these highly […]

Filed Under: Automotive, Converters, DC-DC, Development Tools, Power Components Tagged With: stmicroelectronics

Gate driver offers programmable control and monitoring for automotive applications

April 22, 2024 By Redding Traiger

The L99H92 automotive gate driver from STMicroelectronics provides an SPI port for programming and diagnostics, a charge pump, protective features, and two additional current-sense amplifiers for system monitoring. Containing two high-side and two low-side drivers, the L99H92 can control a single H bridge powering one bidirectional DC motor or two half bridges for two unidirectional […]

Filed Under: Amplifier, Automotive, Development Tools, drivers, Motors and motor control, Power Components Tagged With: stmicroelectronics

100 V Trench Schottky diodes boost efficiency in high-frequency power converters

March 26, 2024 By Redding Traiger

STMicroelectronics has introduced 100V trench Schottky rectifier diodes that boost efficiency in power converters operated at high switching frequencies. Raising power-converter operating frequency, encouraged by the minimal switching losses of technologies like wide-bandgap semiconductors, allows designers to set new benchmarks in power density. However, at elevated frequencies, the energy losses in conventional planar diodes, including […]

Filed Under: Automotive, Development Tools, diodes, Industrial, LED Lighting, Power Components, Power Management, rectifiers, Telecommunications Tagged With: stmicroelectronics

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