STMicroelectronics’ HVLED101 90-400V flyback controller for LED-lighting applications up to 180W enhances performance and simplifies design through extensive feature integration, patented control techniques, and support for primary-sensing regulation. Joining ST’s HVLED family of high-power-factor controllers, the HVLED101 contains 800V startup circuitry that cuts the LED turn-on time to less than 250ms. High-voltage input-sensing circuitry and maximum power […]
stmicroelectronics
USB-PD adapters supports two power outputs
STMicroelectronics is extending its highly integrated and power-saving ST-ONE family of USB Power Delivery (USB-PD) digital controllers by introducing the ST-ONEMP, which supports two power outputs. The ST-ONEMP builds on the market-first ST-ONE architecture combining an Arm Cortex-M0+ microcontroller, energy-efficient non-complementary active clamp flyback controller, and USB-PD 3.1 interface in a single package. Using galvanic […]
Automotive-grade devices available in tiny 32.7 mm x 22.5 mm package
STMicroelectronics has introduced five power-semiconductor bridges in popular configurations, housed in ST’s advanced ACEPACK SMIT package that eases assembly and enhances power density over conventional TO-style packages. Engineers can choose from two STPOWER 650V MOSFET half bridges, a 600V ultrafast diode bridge, a 1200V half-controlled full-wave rectifier, and a 1200V thyristor-controlled bridge leg. All devices meet […]
Audio power amps designed for automotive applications with power levels up to 10 W
STMicroelectronics’ FDA803S and FDA903S are the newest single-channel fully differential 10W Class-D audio power amplifiers in the STMicroelectronics FDA (fully digital amplifier) family. They are designed for automotive applications like eCall, telematics, and wherever an audio channel needs to reproduce human voice, music, or warning messages at a standard output power level of up to 10W. The […]
100-W power IC recharges large-battery-capacity smartphones in <30 minutes
ST’s new STWLC99 device can recharge high-end smartphones with the largest battery capacity in less than 30 minutes. In addition to enhancing user convenience, high-power wireless charging lets designers create industrial products that are free of power sockets and cords, which can deliver various advantages. Eliminating the charging socket can save space and allow sealing against […]
Synchronous buck controller features large step-down ratio
With compact dimensions and an input-voltage range from 6V to 75V, STMicroelectronics’ L3751 synchronous buck controller serves different applications from industrial equipment to battery-powered light electric vehicles. The 3.5mm x 4.5mm controller is also suited to use in telecom and networking equipment that feature commonly used 24V and 48V buses. Having a minimum on-time duration […]
Alternator regulator enhanced features ensure stability of 12-V vehicle electrical systems
STMicroelectronics has introduced the L9918 automotive alternator regulator, with enhanced features to ensure the stability of 12V vehicle electrical systems. The regulator contains a MOSFET to deliver an alternator excitation current and a freewheeling diode to handle the rotor current when excitation is turned off. Closed-loop operation with load response control (LRC) and return […]
Power module pair simplify SiC inverter designs
STMicroelectronics has released two STPOWER modules that contain 1200V silicon-carbide (SiC) MOSFETs in popular configurations. Each uses ST’s ACEPACK[1] 2 package technology to ensure high power density and simplified assembly. The first of the new modules, the A2F12M12W2-F1, is a four-pack module that provides a convenient and compact full-bridge solution for circuits such as DC/DC converters. […]
Load switch changes state in less than 60µs
STMicroelectronics has introduced the IPS1025HF fast-starting high-side power switch for use in safety systems that require minimal power-on delay time. The IPS1025HF responds to turn-on and turn-off signals in less than 60µs even considering the Vcc power-on and off, enabling protective systems to ensure a specified safety-integrity level (SIL). Featuring a very wide input-voltage range from 8.65V […]
