Thermal Management - Cooling
Empower Innovative Thermal Management to Meet Aggressive Power Usage Effectiveness Goals.
As AI workloads push server temperatures to unprecedented levels, advanced thermal management is critical for optimizing Power Usage Effectiveness (PUE). Allegro delivers a robust portfolio of code-free, QuietMotion™ motor drivers optimized for precise fan and pump control across traditional air, hybrid, and liquid cooling systems. We provide the intelligent semiconductor drive technology required for:
- Immersion Cooling: Robust motor control ICs for the fluid circulation pumps required to safeguard high-density immersion cooling environments.
- Air and Hybrid Cooling: Highly efficient fan drivers featuring Field-Oriented Control (FOC) to maximize rack airflow while strictly adhering to data center acoustic standards.
Featured Products
A89333
The A89333 is a 3-phase, sensorless, brushless DC motor controller with a field-oriented control algorithm fully integrated.
A5931 & A5931-3
The A5931 and A5931-3 are three-phase sensorless BLDC fan driver IC that incorporates sinusoidal drive to minimize audible noise and vibration
A4950
Full-Bridge DMOS PWM Motor Controller
ACS37220
The ACS37220 simplifies high-current sensing in automotive applications, offering ultra-low resistance (<100µΩ) for improved efficiency.
Documentation & Resources
Blog
The Unsung Hero of AI: Why Advanced Fan Drivers are a Data Centers Most Valuable Player
For data center operators, choosing a fan driver isn't a trivial component choice, it's a strategic decision that directly impacts efficiency, reliability, and the bottom line.
Brochure
Cooling the Cloud
The relentless growth of data demands, fueled by high-performance computing (HPC) and AI, presents significant thermal management challenges for servers and cloud infrastructure.
Blog
Mastering the Heat: Advanced Thermal Management Strategies for Next-Generation Data Centers
Explore advanced thermal management strategies for next-gen data centers, from liquid cooling to efficient 48V power systems, to improve performance, reliability, and energy efficiency in high-density environments.