Powering AI processors – 48V vertical power delivery changes the game
AI models demand huge current, driving legacy multiphase designs past 50 phases—causing space, thermal, and control limits Vicor addresses
Easing the transition to 48V power delivery
High power density
High efficiency
Easy thermal management
Parallel operation for multi‑kW arrays
High performance power modules optimized for 48V power delivery networks
Solutions for the entire power delivery network
The Vicor 48V ecosystem of high performance power modules provides complete power delivery networks to convert high voltage to a 48V bus, power downstream loads, and eases the transition with modules to power legacy 12V loads.
Enabling 12V/48V compatibility
Our regulated and fixed-ratio converters are easing the transition to inherent efficient 48V power delivery while alleviating the burden of re-designing systems that for decades have been optimized around 12V architectures.
Modules that convert 48V to 12V and 12V to 48V
High power 48V to 12V
Non-isolated regulated
Input: 40 – 60V
Output: 10 – 12.5V
Power: Up to 2kW
Peak efficiency: 96.5%
As small as 36.7 x 17.3 x 5.2mm
Bidirectional 48V to 12V
Non-isolated fixed-ratio
Input: 36 – 60V
Output: 7.2 – 15.3V
Power: Up to 2400W
Efficiency: Over 98%
As small as: 23 x 17 x 5.2mm
Compact 48V to 12V
Non-isolated regulated
Inputs: 12V (8 – 18V), 24V (8 – 42V), 48V (30 – 60V)
Output: 2.2 – 16V
Current: Up to 22A
Peak efficiency: 98%
As small as 10.0 x 10.0 x 2.56mm
Application examples
High performance computing
The Vicor NBM and DCM give data centers the flexibility to power legacy 12V boards when migrating to a 48V data center infrastructure. Utilizing the bidirectionality of the NBM allows for integrating the latest GPU into a legacy 12V infrastructure.
Automotive
The Vicor DCM and NBM enable the automobile industry to innovate with efficient 48V architectures while eliminating the gating factors of risk and timeframes reengineering the many legacy 12V systems being used in xEVs.
Battery testing
The Vicor DCM allows for an easier and quicker transition to a 48V architecture by providing conversion for legacy 12V buses powering the downstream cell monitor/balancing control units, delivering significant size, weight, and efficiency benefits.
Power System Designer
Quick product searchWatch demo video
Output
Min output:
Minimum output:
Nom output:
Nominal output:
Max output:
Maximum output:
Resources
Resources for the design engineer
Innovative 48V AI power architecture delivers both high current density and high current gain
Vicor 48V Factorized Power Architecture slashes thermal losses and delivers high current density to meet the extreme power demands of AI processors
48V Factorized Power Architecture™ slashes thermal losses and outperforms multiphase approach when powering AI
AI hardware faces severe power and cooling limits. Engineers debate 48V vs. 6V intermediate buses alongside new vertical power delivery (VPD) structures
Betterfrost: Putting on the heat
Betterfrost uses a 48V module for pulsed, conductive glass heating, clearing ice in under 80 seconds while cutting start-up defrost energy by 95%