| Year | Detail |
| 1990 |
Allegro MicroSystems was founded. |
| 2004 |
Introduced First auto BLDC gate driver. |
| 2005 |
Released first flip-chip current sensor with isolation. |
| 2010 |
Released the world's most miniature integrated current sensor. |
| 2012 |
Released 1% accuracy field sensor for EV and inverters. |
| 2015 |
Introduced First tiny surface-mount solution for 90 to 100 A sensing. |
| 2017 |
Launched First 1 MHZ automotive-grade Ics. |
| 2018 |
Launched the first fully integrated power chip with 4800 VRMS isolation. |
| 2020 |
Acquired Voxtel Inc. |
| 2022 |
Launched Position Sensors for ADAS Applications. |
| 2023 |
Acquired Crocus Technology. |