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.

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 ...

  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.

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.

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 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.

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. 

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...

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...

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.

  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 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.

  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.