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2008-04-03 Four-channel MOSFET steps up Allegro's portfolio
Allegro Microsystems has introduced a new four-channel high-side MOSFET control/driver IC to complement its existing automotive MOSFET pre-driver family.
2012-09-24 Allegro, UMC enter foundry deal
Allegro will use UMC's foundry technology that will see production of Allegro's 4th generation 0.6um BCD commercial product line later this year
2006-04-21 Allegro, Digi-Key ink distribution agreement
Allegro MicroSystems and Digi-Key announced the signing of a distribution agreement.
2005-09-16 Allegro's new motor driver gets a step on ?C-based systems
Allegro MicroSystems' A3979 is a complete microstepping motor driver with built-in translator targeted at the office automation and industrial markets.
2007-02-01 Allegro unrolls transistors for audio amp market
Allegro MicroSystems has announced two new transistors targeted at the home and professional audio amplifiers markets.
2006-11-08 Allegro unrolls dual full-bridge PWM motor driver
Allegro has rolled out a new dual full-bridge PWM motor driver designed to drive both windings of a two-phase bipolar stepper motor
2002-11-04 Allegro three-phase driver IC targets factory automation apps
Allegro Microsystems Inc. calls its A3935 automotive power MOSFET controller a substantially integrated predriver IC for large three-phase brushless dc motors that brings operating and monitoring flexibility to factory automation and under-the-hood automotive environments.
2002-05-16 Allegro sensor packages eliminate air voids
The SE, SG, and SH Hall-effect sensor packages from Allegro MicroSystems Inc. integrate a magnet and a Hall-effect IC overmolded in a single step, eliminating the presence of air voids that can problematic during potting or overmolding.
2003-09-02 Allegro rolls micropower omnipolar digital switches
Allegro MicroSystems has introduced a family of micropower omnipolar digital switches consisting of ultra-sensitive Hall-effect switches.
2003-07-30 Allegro pre-driver IC targets industrial loads
Allegro MicroSystems Inc. has released the A3946 power-MOSFET pre-driver IC designed to drive brush dc motors and three-phase brushless dc motors.
2005-07-19 Allegro offers power-management ICs for low-power SMPS apps
The new power-management ICs from Allegro MicroSystems are PRC topology devices designed for use in relatively low output power switch-mode power-supply designs with output power up to 20W at universal input or 24W at 230Vac input.
2002-09-02 Allegro motor driver delivers 1500mA
The A3965 dual full-bridge PWM motor driver IC incorportes two DMOS H-bridges, delivers up to 1500mA of output current, and motor supply operating voltages of 6V to 20V.
2003-05-06 Allegro MOSFET pre-driver controls dc brush motors
The company's A3940 power MOSFET pre-driver IC provides four high-current, gate-drive outputs capable of driving n-channel power MOSFETs.
2003-03-26 Allegro MOSFET driver supports 50V supplies
Allegro Microsystems has introduced the A3938 three-phase power MOSFET that supports motor supply voltages from 12V to 50V.
2002-01-29 Allegro Microsystems Hall-effect switch operates at <155W
The A3212 pole-independent Hall-effect switch operates with a 2.5V to 3.5V battery supply and has a unique clocking scheme that reduces average operating power requirements to <155W at 2.75V input.
2003-01-22 Allegro Micro sells Pennsylvania facility
Allegro MicroSystems Inc. has closed down and sold its 250,000 square-foot wafer fab in Willow Grove, Pennsylvania.
2014-12-18 Allegro Micro rolls out sensorless BLDC motor controller
The A4963 features sensorless start-up and commutation. It can be used as a stand-alone controller that enables easy integration into users' applications.
2003-03-14 Allegro Micro establishes new R&D facility
Allegro MicroSystems Inc. has opened a 15,000-square-foot design center in Pennsylvania, U.S.A.
2007-01-10 Allegro intros LNB supply control regulators
Allegro has introduced two single LNB supply control voltage regulators and two dual LNB supply voltage regulatorsall designed for high efficiency using the company's advanced BCD process
2009-02-24 Allegro intros Hall-effect switches, latches
Allegro MicroSystems Europe has introduced a new family of Hall-effect switches and latches, which offer switching repeatability through their resistance to temperature variations and thermal stresses.
2007-01-09 Allegro intros bipolar stepper, DC motor driver
Allegro has announced a new DMOS bipolar stepper and DC motor driver designed to drive one bipolar stepper motor at up to 1.2A and one DC motor at up to 2.4A
2003-12-17 Allegro ICs suit satellite receiver apps
Allegro MicroSystems Inc. has released four low-noise block voltage regulators (LNBRs) for satellite STB systems.
2003-01-09 Allegro IC drives 750mA stepper motors
Allegro MicroSystems has introduced the A3967 microstepping motor driver IC that is targeted at bipolar stepper motors that run up to 30V, 750mA.
2002-07-23 Allegro gear-tooth speed sensor integrates Hall IC, magnet
The ATS665 gear-tooth speed sensor from Allegro MicroSystems Inc. integrates a Hall IC and samarium cobalt magnet configured in a single over-molded SG package.
2004-05-25 Allegro extends distribution channel with Nu Horizons
Allegro MicroSystems Inc., a supplier of mixed-signal power semiconductors and Hall-effect sensors, and Nu Horizons Electronics Corp. have expanded their partnership agreement to cover mainland China and India.
2002-01-31 Allegro driver IC operates on 50V
The A3936 controller/driver IC features 3A-capable DMOS outputs and on-chip commutation logic. The chip operates on motor supply voltages up to 50V and motor winding currents of 3A.
2004-01-29 Allegro DMOS motor driver has small footprint
Allegro MicroSystems Inc. has released a DMOS full-bridge motor driver IC for dc motor applications.
2002-10-01 Allegro current sensor detects 1100A
Allegro MicroSystems' ACS750ECA-100 open-loop current sensor is capable of detecting 1100A up to 850C.
2006-11-17 Allegro adds two devices to step-down regulator line
Allegro has expanded its current family of step-down regulators by adding two devices targeted at applications requiring an 8-25V input voltage rating and 3A or 4A output current
2006-03-07 White LED driver delivers 120mA output current
Allegro MicroSystems unveiled a new high efficiency charge pump white LED driver that promises a simple, low-cost white LED driver solution for portable electronics display applications.
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