Allegro MicroSystems
Allegro are redefining the future of power and sensing technologies, helping our customers bring breakthrough innovations to life. From green energy to advanced mobility and motion control systems, our team is passionate about developing intelligent solutions that move the world forward and give our customers a competitive edge.
Allegro has pioneered several major advances in the field of Hall-effect sensor ICs, including chopper stabilization, vertical Hall-effect technology, circular vertical Hall (CVH) arrays, and non-intrusive high-speed hardware diagnostics. We are also one of very few IC manufacturers that directly integrate GMR technology on top of our semiconductor wafers—improving reliability and simplifying design.
Products Categories
| Current Sensors | Switches and Latches |
| Linear and Angle Position Sensors | Magnetic Speed Sensors |
| Regulators | LED Drivers |
| BLDC Drivers | Brush DC and Stepper Drivers |
Allegro Sets New Standard for Efficiency in High-Power Systems with Ultra-Low-Loss Isolated Current Sensor
The 50 µΩ ACS37200 slashes power loss by 90% and shrinks system size by up to 95% in demanding HEV/EV, industrial, and data center applications.
Allegro MicroSystems Simplifies SiC Power Design for AI Data Centers and EVs with Expanded Power-Thru™ Gate Driver Portfolio
New AHV85003/AHV85043 chipset joins the flagship AHV85311 integrated solution with industry’s first complete family of noise-eliminating, self-powered SiC gate drivers.
New XtremeSense™ TMR current sensor provides the high-fidelity signal needed to master the power conversion signal chain in EVs, clean energy, and data center designs adopting GaN and SiC FETs
The new ACS37100 TMR current sensor helps power system designers master the control signal chain and unlock the full potential of fast-switching GaN and SiC FETs
New TMR current sensors deliver stable and lossless current measurements with superior electrical noise immunity in compact designs
Allegro’s CT4022 and CT4032 current sensors deliver superior noise performance and high-precision current measurements for high-voltage, power-dense clean energy applications