Allegro MicroSystems has introduced a portfolio of 80V motor drivers for advanced 48V automotive systems. Allegro’s 48V products effectively address the critical need for flexible and reliable solutions in electric vehicles. Allegro’s new suite of fully integrated gate drivers offer optimised architecture and performance directly impacting vehicle weight, battery/fuel efficiency, and driver safety.

Allegro MicroSystems has announced that it has publicly filed a registration statement on Form S-1 with the US Securities and Exchange Commission (the SEC) relating to a proposed initial public offering of its common stock. The number of shares to be offered and the price range for the proposed offering have not yet been determined. Allegro has applied to list its common stock on the Nasdaq Global Select Market under the ticker symbol ‘ALGM...

Allegro Microsystems has moved to strengthen its position as a supplier to cars of the future. It has acquired Voxtel, a privately held company specialising in advanced photonic and 3D imaging technology including long-range, eye-safe Light Detection and Ranging (LiDAR).

Allegro MicroSystems has announced that Chris Brown has joined the executive leadership team as Senior Vice President, General Counsel and Assistant Corporate Secretary. Chris is the successor to Richard Kneeland, Allegro’s General Counsel since 2007, who has transitioned to the role of Senior Vice President, Special Counsel and Corporate Secretary supporting specific corporate activities.

Enable more efficient power conversion in your higher frequency switching applications with Allegro MicroSystems’ ACS37002 - the world’s most accurate 400kHz current sensor IC with 5kV isolation rating. Eliminating compromise between speed, accuracy and power density, the new family of Hall-effect current sensors have integrated features that simplify design and reduce system size - available in three easy-to-use surface-mount package...

  Shrinking PCB areas mean system designers are opting for smaller passive components and up-integrated sensors in switched mode power designs, says Allegro as it introduces its 400kHz current sensors.  

Hall-effect current sensors offering 400kHz sensing bandwidth up to 180 A with low offset and better than 1% typical total accuracy over the full -40°C to 150°C automotive temperature range have been released by Allegro Microsystems.

Allegro MicroSystems has launched a standalone Hall-based coreless current sensor, the ACS37612. This new device measures currents from 200A to >1000A flowing through a PCB or a busbar with a typical accuracy of one percent and without requiring a magnetic concentrator core or a shield.

Allegro MicroSystems has announced the release of the ATS19580, a fully-integrated, back-biased GMR transmission speed and direction sensor. Achieving a high level of in-system performance for this application, the ATS19580 reduces system size, complexity and cost - resulting in improved fuel economy.

Allegro MicroSystems has announced the release of its brand-new custom SOIC16W package bringing certified isolation voltage for EVs, named ‘MC’, which marks a leap forward in current sensing capabilities for power dense applications that require high isolation with low power loss. 

Allegro MicroSystems has announced the ATS17501, a gear tooth sensor IC designed to provide incremental position for electric vehicle traction motors operating up to 30k RPM. The device addresses traction motor challenges, including vibration at startup and running mode, high rotational speed, mechanical space constraints, high operating temperatures, and ISO 26262 safety requirements.

Allegro MicroSystems has announced the launch of the ARG81800, a robust, ultra-low Iq, low EMI DC/DC regulator ideal for keep-alive supply applications. The device sets a new standard, introducing features that help engineers easily achieve tightening OEM standards.

Allegro MicroSystems has announced the launch a first three-phase BLDC driver IC with integrated power loss brake (PLB) features. The A89331 code-free, sinusoidal sensorless fan driver is designed to improve thermal efficiency, which reduces energy use and data centre costs. The new PLB features also improve safety and reduce the bill of materials (BoM) in the data centre.

Allegro MicroSystems has announced significant ease-of-use enhancements to its high current fully integrated ACS772/3 current sensor ‘CB’ package family. These automotive grade high voltage isolation current sensors already provide economical and precise solutions for both AC and DC current sensing up to 400A. 

Specialist in power and sensing solutions for motion control and energy efficient systems, Allegro MicroSystems, will show a new coreless current sensor IC and the industry’s quietest brushless DC (BLDC) motor control solution at the PCIM Europe 2019 Exhibition (Nuremberg, Germany, 7th to 9th May) in Hall 6, Booth 255.

Allegro MicroSystems has announced its latest generation of advanced LED backlight drivers, the A8060x family. The device family is designed with an innovative and patented Pre-Emptive Boost (PEB) control, eliminating noise that is typically audible. PEB control in the A8060x family substantially reduces Vout ripple and eliminates the common problem of audible noise from ceramic output capacitors during PWM dimming, while...

  Allegro MicroSystems has announced a new family of automotive AEC-Q100 qualified, monolithic Hall effect current sensor ICs. Small and energy efficient, the ACS71240 family is suitable for electric vehicle chargers, DC/DC converters, as well as industrial motor and IOT applications.

Adding two Hall-effect sensor ICs to its growing portfolio of solutions for systems that require functional safety, Allegro MicroSystems has announced the release of the APS11450 and APS12450. The APS11450 is a family of unipolar switch ICs, while the APS12450 devices are bipolar latches. They are pin-compatible upgrades for existing three-wire Hall switch and latch ICs developed in accordance with ISO 26262:2011 with ASIL-B capabi...

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.

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.