STMicroelectronics has released the TSB192, a dual zero-drift op amp for precision signal conditioning, with a 4 V to 36 V supply range, 20 µV offset voltage at 25°C, 100 nV/°C drift and 8 MHz gain-bandwidth for industrial, automotive, medical and measurement applications. The device combines rail-to-rail output with 5 V/µs slew rate, 11 nV/√Hz […]
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650 V GaN transistors target compact motor drives
The EVSTDRVG611MC from STMicroelectronics is a gallium-nitride motor-control reference design that handles over 600 W without a heatsink, combining STDRIVEG611 GaN gate drivers, 650 V GaN transistors and an STM32G431 microcontroller for appliance and industrial drive applications. The 108 mm x 110 mm board supports DC input operation, enables field-oriented control with sensorless or sensored […]
Monolithic buck converter pumps 3 A from a small package
The DCP3603 from STMicroelectronics is a monolithic buck converter that delivers up to 3 A from a 3 mm × 1.6 mm footprint, supporting a 3.3 V to 36 V input range for applications such as smart meters, appliances and industrial 24 V systems. The device integrates power switches and compensation, operates at 1 MHz […]
GaN power IC integrates 140 mΩ half-bridge transistors
The MasterGaN6 from STMicroelectronics is a second-generation half-bridge power system-in-package integrating a BCD driver, GaN power transistor with 140mΩ RDS(on), LDOs and a bootstrap diode in a 9mm x 9mm QFN package. Rated for up to 10A, the device features dedicated fault and standby pins, low minimum on-time and fast propagation delays to support high-frequency […]
4-channel automotive high-side driver supports 12 V ground-connected loads
The VNQ9050LAJ from STMicroelectronics is a 4-channel automotive high-side driver for 12 V ground-connected loads, operating from a 4 V minimum supply and maintaining functionality during cold cranking down to 2.7 V in compliance with LV124 standards. Built on VIPower™ M09 technology, the device features typical on-resistance of 50 mΩ, compatibility with 3 V and […]
Small thyristor gate driver includes built-in transformer
The STSID140-12 from STMicroelectronics is a thyristor gate driver for small AC-powered appliances such as hairdryers, dimmers and motor-driven loads, integrating an isolation transformer rated at 1250 V RMS. Packaged in a 5.35 mm × 3.45 mm DFN with 1.2 mm height, it supports zero-cross and phase-angle control and provides up to 40 mA gate […]
Space-grade LVDS driver supports data rates up to 600 Mbps
The RHFLVDS41 low-voltage differential signaling driver from STMicroelectronics is a QML-V qualified device designed for high-speed space data links with data rates up to 600 Mbps. The driver operates over a 2.3 V to 3.6 V supply range, supports compatibility with modern low-voltage logic standards and provides radiation tolerance up to 300 krad(Si) TID with […]
Hybrid USB PD controller adds protocol flexibility without full firmware
The STUSB4531 USB Power Delivery sink controller from STMicroelectronics is a USB PD device featuring a hardwired PD stack with AUTORUN algorithms for software-free power negotiation and management in USB-powered electronics. A newly added hybrid mode allows an external processor to access USB PD protocol layers to support functions such as Alternate modes, battery messaging […]
Tiny synchronous-rectifier controllers improve flyback converter efficiency
The SRK1004 synchronous-rectifier controller from STMicroelectronics is designed to improve efficiency and reduce component count on the secondary side of active-clamp resonant and quasi-resonant flyback converters used in chargers power adapters and switched-mode power supplies. The 2 mm × 2 mm DFN device supports switching frequencies up to 500 kHz provides up to 1.6 A […]
Radiation-hardened diodes qualified to 60 MeV·cm²/mg burnout
STMicroelectronics has introduced three radiation-hardened low-voltage rectifier diodes intended for power conversion and protection circuits used in Low Earth Orbit satellites. The LEO1N58xx devices are supplied in SOD128 plastic packages and are positioned for use in switched-mode power supplies and high-frequency DC-DC converter stages where low forward drop and fast recovery support efficiency and transient […]
