Allegro MicroSystems Europe Ltd
Allegro MicroSystems Europe Ltd Articles
Highest speed and accuracy to date in latest current sensor IC
Allegro MicroSystems has announced its latest Hall effect current sensor IC, which delivers its highest speed and accuracy in more than 400A sensing applications to date. Suited for hybrid and electric vehicle inverter applications that need high accuracy sensing to 1000Amps or more, the ACS70310 offers a robust solution with diagnostic functions that can help improve functional safety and reliability.
Family of code-free FOC sensorless BLDC fan drivers launched
Allegro MicroSystems Europe has announced the launch of the company’s QuietMotion family. This family consists of the first-to-market Field Oriented Control (FOC) brushless DC (BLDC) electric motor controllers that are customer code-free. The devices are designed to provide reliable and efficient low audible noise performance while reducing design cycle time.
The most advanced transmission speed sensor ICs
The release of the most advanced transmission speed sensor family members, complete with ASIL B certification has been announced by Allegro MicroSystems Europe. The A19520, A19530, and A19570 magnetic sensor ICs are the product of nearly 20 years of application-specific experience and technological advancement- including GMR and Hall effect technology- making them suitable for meeting the demanding requirements of today’s transmission ...
Channel power MOSFET driver provides footprint reduction
Allegro MicroSystems has announced the AMT49105, its newest ISO-26262 compliant N-channel power MOSFET driver. The AMT49105 simplifies motor systems designs and provides footprint reduction by integrating power analogue systems requirements.
Rugged micropower magnetic sensor ICs maximise battery life
Allegro MicroSystems has announced the release of a family of Micropower Hall-effect switch ICs- the APS11700 and APS11760, designed specifically for battery powered applications in harsh industrial and automotive environments. Automatic power management enables average supply current as low as 6µA while operating directly from a vehicle battery or other unregulated supply.
Speed sensor IC suited for two-wheeled vehicles
The release of the new A17301, a new Hall effect sensor IC suitable for two-wheeled vehicles, particularly in position and timing applications like speedometers and tachometers for engine control, has been announced by Allegro Microsystems Europe. Integrating electromagnetic capability (EMC) components into a small SIP package, the A17301 is a robust solution for digital ring-magnet sensing or ferromagnetic target sensing when coupled with a back...
The future of automotive high-efficiency power sensing at electronica
The future of its automotive and high-efficiency power and sensing technologies are demonstrated by Allegro MicroSystems at electronica 2018. Allegro MicroSystems in Hall C5 stand 232 is showcasing a variety of intelligent solutions at electronica Munich that give automotive and industrial manufacturers a competitive edge – these solutions include a new coreless current sensor IC.
Simple buck-boost solution for LED drivers
The latest addition to Allegro MicroSystems’ family of 62xx/808xx LED drivers for lighting, has been announced. The ALT80802 addresses a key market trend of three to four White LEDs in a single string powered from 12V battery input, which is well suited for Fog, Backup, DRL, Side Mirror and other Automotive Lighting applications.
Monolithic power monitoring IC with reinforced isolation
Allegro MicroSystems has released a fully integrated, small form factor, power monitoring IC with reinforced voltage isolation. Allegro’s ACS724 and ACS711 Current Sensor ICs are commonly used in internet connected power outlets and other IOT devices. The ACS71020 improves upon these popular ICs by including power sensing functions and by eliminating power and isolation components that would otherwise increase the cost and the size of custo...
New research and development centre in the Czech Republic
Allegro MicroSystems has established a new research and development centre in the Czech Republic. This new centre is currently staffed with two dozen engineers located in Prague. These talented engineers will accelerate Allegro’s development of market leading, ICs for both the automotive and industrial markets. The team will initially focus on developing sensor ICs for electrified vehicles, green energy, and high-efficiency industrial motor...
Projected growth supported with semiconductor foundry agreement
Developer of performance power and sensing semiconductors Allegro MicroSystems and United Microelectronics Corporation, a leading global semiconductor foundry, have signed a long term agreement for UMC to continue as Allegro’s primary foundry wafer manufacturer.
Low EMI DC/DC buck regulators portfolio expanded
Allegro MicroSystems has announced the A8660, ARG81880, and ARG81801, the latest additions to their Regulators Portfolio. These devices reduce EMI through switching frequency dithering and allow system noise management though external clock synchronisation.
Allegro hits its billionth gear tooth sensor IC sale
Allegro MicroSystems is celebrating a milestone for its popular line of Gear Tooth Sensor (GTS) ICs, which surpassed one billion total units shipped. These revolutionary ICs were first released to market more than 15 years ago, and are staples in engine management, transmission and braking applications in advanced automobiles.
New back-biased differential linear Hall sensor IC
A new high precision back-biased, programmable Hall-effect sensor IC has been introduced by Allegro MicroSystems Europe. Allegro’s ATS344 includes differential Hall elements and is packaged in a custom back-biased package that includes an integrated magnet.
AxMR tech supports broad portfolio of innovative magnetic sensor ICs
The launch of the new AxMR technology platform has been announced by Allegro MicroSystems, which the company expects to strengthen its position as the market leader in magnetic sensor integrated circuits (ICs). The launch is the culmination of more than five years of extensive research and development efforts, a sizable investment that supports Allegro’s mission to create a broad portfolio of innovative magnetic sensor ICs for hig...
The latest family of fully integrated current sensor ICs
Allegro MicroSystems Europe has announced a new family of current sensor ICs that provide economical and precise solutions for AC or DC current sensing. A 200kHz bandwidth makes it suitable for motor control, load detection and management, power supply and DC/DC converter control, as well as inverter control. The 2.5µs response time enables overcurrent fault detection in safety-critical applications.
Automotive sensorless BLDC fan driver IC designed for range of motors
A new sensorless BLDC controller has been announced by Allegro MicroSystems, which is the most advanced solution on the market today. Allegro’s automotive version of the A5932 is a three-phase BLDC motor controller solution that is targeted at high-power automotive fan applications with very low vibration and audible noise requirements. MOSFET gate driver outputs permit motor currents that can be scaled to fit the applications requirem...
Integrated high sensitivity current sensor IC for small currents
The first fully integrated GMR-based current sensor IC from Allegro MicroSystems has been released with ultra-high sensitivity for applications that require less more than 5A current sensing. The ACS70331 current sensor IC incorporates giant magneto-resistive (GMR) technology that is 25 times more sensitive than traditional Hall-effect sensor ICs to sense the magnetic field generated by the current flowing through the low resistance, integrated p...
2D Hall-effect speed and direction sensor ICs for magnetic encorders
The release of a new family of 2D Hall-Effect Latch ICs has been announced by Allegro MicroSystems, which feature both vertical and planar Hall elements. The APS12625 and APS12626 sensor ICs enable reduced system size and bill-of-materials (BOM) cost along with an increase in performance and flexibility due to 2D sensing. They were developed in accordance with ISO 26262 and qualified per AEC-Q100, making them suitable for automotive and othe...
Package designed to provide turnkey solution for ferrous target
A new package offering for its wheel speed sensor product family has been announced by Allegro MicroSystems Europe. The package includes an optimised Hall-effect integrated circuit (IC), rare-earth pellet, and high-temperature ceramic capacitor in a single overmoulded package. The fully integrated solution reduces the need for external EMC protection and integration of a magnetic circuit, reducing manufacturing complexity.