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- Allegro MicroSystems, LLC. is a leader in developing, manufacturing and marketing high-performance power and Hall-effect sensor integrated circuits. Allegro's innovative solutions serve high-growth applications within the automotive market, with additional focus on office automation, industrial, and consumer/communications solutions. Allegro is headquartered in Worcester, Massachusetts (USA) with design, applications, and sales support centers located worldwide.
Allegro maintains key relationships with major subcontractors to accommodate fluctuations in upside demand. Sales are balanced worldwide throughout North and South America, Europe, Japan and Asia-Pacific, with products sold primarily to OEMs through a strong worldwide sales channel that includes a direct sales force, manufacturer’s representatives, and distributors. Allegro is TS16949 and ISO14001 registered and has received quality awards from leading manufacturers worldwide.
Together, Digi Key and Allegro manage inventory so that products are in stock and available for customers. Allegro offers a wide range of integrated circuit solutions focused on motor control, regulation, and magnetic field sensing applications. Allegro’s designs allow customers to develop solutions that reduce mechanical wear and provide greater measurement accuracy. Unique packaging technologies developed by Allegro create customized solutions that incorporate silicon, magnets, and high current conductors in a single solution.
A4450 Buck-Boost Controller with Integrated Buck MOSFET
Allegro’s A4450 is an automotive power management IC that can implement either a buck or buck/boost regulator to efficiently convert automotive battery voltages into a tightly regulated voltage, with seamless transition between the buck and boost modes.
A1699 Two-Wire Differential Speed Sensor ICs
Allegro MicroSystems' A1699 is an optimized dual-channel, Hall effect integrated circuit (IC) that is ideal for a wide variety sensing applications.
ATS605LSGTN-R-T Intelligent Speed and Direction Sensor
The ATS605LSG from Allegro provides a single IC solution to rotational position sensing applications with a ferrous gear target.
A1698 Sensor ICs
Allegro’s A1698 sensor IC provides a solution for two-wire speed sensing of ring magnets or ferrous targets (when back-biased by the user) down to zero-speed.
A1162 Programmable Unipolar Switch
Allegro Microsystem's A1162 is a programmable unipolar switch that includes an integrated coil surrounding the Hall element.
A1569 LED Driver IC with Integrated Hall Effect Switch
Allegro Microsystems' A1569 fully integrated magnetically actuated lighting solution, combines a contactless Hall effect switch with an LED driver in a single IC.
ACS726 Hall-effect Based Current Sensor
Duration: 10 minutes
The ACS726 is the first product in Allegro’s family of current sensors to include a fully differential output signal.
ACS764 Hall-effect Based Current Sensor IC
Duration: 5 minutes
Designed for applications that require digital current sending and reporting through an I²C bus.
A49xx Family of Stepper Motor Driver ICs
Complete microstepping motor drivers with a built-in translator for easy operation and overcurrent protection, reducing rework costs in operations.
Current Sensor ICs
Line of fully integrated Hall-effect current sensor ICs providing highly accurate output voltage signals proportional to the current that is being applied.
Allegro A4915 Demo Board
Allegro A4915 Full Version
ACS712 Low-Noise 2100 VRMS Hall-Effect Current Sensor IC
The Allegro ACS712 provides economical and precise solutions for AC or DC current sensing in industrial, commercial, and communications systems
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