DC-DC Converters
Allegro’s gate drivers, current sensors, and regulators enable high-frequency, isolated power conversion with greater control and integration.
Browse by application
48V Non-Isolated DCDC Converters
As more vehicle systems migrate to a 48V rail, providing clean, stable 12V power for legacy systems and sensitive electronics requires highly efficient, compact, and cost-effective conversion
48V Isolated DCDC Converters
Allegro's innovative isolated gate drivers and high-bandwidth current sensors allow for the design of compact and efficient isolated converters that meet stringent automotive safety and EMC requirements.
High-Voltage/Low-Voltage DCDC Converters
To ensure stable, reliable power for all vehicle electronics—from safety-critical ADAS to infotainment—while maximizing overall vehicle efficiency by minimizing energy waste during power conversion.
Documentation & Resources
Technical Article
Rethink PCB Current Sensing
This article will discuss two new innovative approaches to measure currents up to 600 A in PCB: a near-lossless Hall-based current sensor with an integrated conductor and a non-invasive standalone core-free and shield-free differential Hall current sensor.
Technical Article
New 400 kHz Current Sensors Enable More Sustainable Designs in Switch-Mode Power Designs
Really Cool. Really Efficient. New 400 kHz current sensors enable more sustainable designs in switch-mode power designs.
Technical Article
Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator Designs
This article discusses how using a common platform for both 12V and 48V starter generator systems will simplify and ease the transition to 48V solutions, as the electrical revolution continues to transform the automotive industry.
Technical Article
Magnetic Current Sensing Drives Vehicle Electrification
Modern cars have become increasingly power hungry. Even the “least electrified” vehicles include advanced electronics for infotainment, safety, and engine control. Fully electric vehicles further add high-voltage power domains to charge and drive. Each of these systems shares the need for power monitoring and control, and this is where current sensors are used.
Application Note
Current Sensing for Power Delivery
AN296256 - This article will discuss the advantages of various current sensing methods in power delivery.
Application Note
An Efficient Voltage-Optimized LED Driver (A80804) with Buck-Boost Controller (A4450)
This application note presents the implementation of an adaptive preregulator whose output voltage is dynamically adjusted to provide optimal voltage to a linear LED driver
Brochure
xEV Thermal Management System Brochure
The current global transition towards electric vehicles (EVs) accentuates the necessity of optimizing the numerous subsystems these vehicles rely on. Among these critical components is the thermal management system (TMS), which is responsible for upholding optimal operating temperatures for key EV elements.
Technical Article
Hall Effect Current Sensing in Hybrid Electric Vehicle (HEV) Applications
This note provides an understanding of hybrid electric vehicle (HEV) power systems and the contribution Hall-effect sensing technology can provide to improving the performance and cost-effectiveness of these systems.
Application Note
Short Duty Cycles Lead to Smaller DC-DC Converters
AN295054 - This application note describes recent trends in the electronic component power management industry, in particular the innovative application of valley current mode control.
Technical Article
Current Sensing For Renewable Energy
In grid-tied photovoltaic systems, designers must focus on minimizing cost per watt to deliver the best possible return on investment.
Technical Article
How Hardware Selection Impacts Driver Experience in EPS Systems
P0234: Electric power steering systems have become popular in automotive manufacturing, displacing their mechanical counterparts because they save space, weight, emissions, and reduce fit complexity.