DC-DC Converters

You need high frequency and high isolation for your high-side applications. We have it. Check out our 1MHz current sensor ICs with lightning-fast response time to reduce your overall BOM cost and PCB area, while increasing quality in your DC-DC converters. These devices are perfect replacements for your bulky current transformers.

And in bi-directional 48V/12V DC-DC converters, our gate drivers, current sensors and regulators offer high levels of integration and EMC robustness in footprints, enabling your compact designs.

Check out what else we have to offer for your charging applications. On-Board Chargers»

200v to 12V or 48V DC-DC Converter Application Diagram
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    Fully Integrated Isolated Gate Driver

    AHV85110:  Isolated GaNFET Driver with Integrated Isolated Bias Supply
    AHV85111: Isolated GaNFET Driver with Regulated Bipolar Output Drive
    Close
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    Fully Integrated Isolated Gate Driver

    AHV85110:  Isolated GaNFET Driver with Integrated Isolated Bias Supply
    AHV85111: Isolated GaNFET Driver with Regulated Bipolar Output Drive
    Close
  • More

    Fully Integrated Isolated Gate Driver

    AHV85110:  Isolated GaNFET Driver with Integrated Isolated Bias Supply
    AHV85111: Isolated GaNFET Driver with Regulated Bipolar Output Drive
    Close
  • More

    Fully Integrated Isolated Gate Driver

    AHV85110:  Isolated GaNFET Driver with Integrated Isolated Bias Supply
    AHV85111: Isolated GaNFET Driver with Regulated Bipolar Output Drive
    Close
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    Current Sensors

    ACS37002 – High Isolation & Accuracy 400kHz Current Sensor
    ACS37010 – Highest Accuracy Current Sensor
    ACS37012 – 450kHz Current Sensor with Overcurrent Fault Output
    ACS37030/2 – Extreme Bandwidth Current Sensor
    ACS772 – Isolated 200A Current Sensor (5V)
    ACS773 – Ultra-efficient, Isolated 200A Current Sensor (3.3V)
    CT432 – High Bandwidth and Accuracy Current Sensor
    CT433 – High Bandwidth and Accuracy Current Sensor
     CT455 – Contactless Current Sensor
    CT456 – U-Core Current Sensor

    Close
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    Current Sensors

    ACS37002 – High Isolation & Accuracy 400kHz Current Sensor
    ACS37010 – Highest Accuracy Current Sensor
    ACS37012 – 450kHz Current Sensor with Overcurrent Fault Output
    ACS37030/2 – Extreme Bandwidth Current Sensor
    ACS772 – Isolated 200A Current Sensor (5V)
    ACS773 – Ultra-efficient, Isolated 200A Current Sensor (3.3V)
    CT432 – High Bandwidth and Accuracy Current Sensor
    CT433 – High Bandwidth and Accuracy Current Sensor
     CT455 – Contactless Current Sensor
    CT456 – U-Core Current Sensor

    Close
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    12V/48V Gate Driver

    AMT49502 – 80V Half Bridge Gate Driver with ASIL
    A89500 – 100V Half Bridge Gate Driver
    A4926 – Full Bridge Gate Driver with ASIL features
    A4928 – Full Bridge Gate Driver with current sense amplifier     Close
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    DC/DC Regulator ICS & Multi-Output PMICs

    A81407 – Multi-Output PMIC with SPI
    ARG81800 – 1A Synchronous Rectified Buck DC/DC
    A8586 – 3.5A Synchronous Rectified Buck DC/DC
    APM81910 – Coming Soon

    Close
Bidirectional 48V to 12V DC-DC Converter Application Diagram
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    Current Sensors

    ACS71240 – 3mmx3mm Current Sensor with Overcurrent
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    Current Sensors

    ACS71240 – 3mmx3mm Current Sensor with Overcurrent
     Close
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    DC/DC Regulator ICS & Multi-Output PMICs

    A81407 – Multi-Output PMIC with SPI
    ARG81800 – 1A Synchronous Rectified Buck DC/DC
    A8586 – 3.5A Synchronous Rectified Buck DC/DC
     Close
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    48V Gate Driver

    AMT49502 – 80V Half Bridge Gate Driver with ASIL
    A89500 – 100V Half Bridge Gate Driver

     Close
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    12V Gate Driver

    A4926 – Full Bridge Gate Driver with ASIL features
    A4928 – Full Bridge Gate Driver with current sense amplifier     Close

Documentation & Resources

Rethink PCB Current Sensing
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.
New 400 kHz Current Sensors Enable More Sustainable Designs in Switch-Mode Power Designs
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.
Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator 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.
Magnetic Current Sensing Drives Vehicle Electrification
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.
Current Sensing for Power Delivery
Application Note

Current Sensing for Power Delivery

AN296256 - This article will discuss the advantages of various current sensing methods in power delivery.
Short Duty Cycles Lead to Smaller DC-DC Converters
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.
An Efficient Voltage-Optimized LED Driver (A80804) with Buck-Boost Controller (A4450)
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
xEV Thermal Management System Brochure
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.
Hall Effect Current Sensing in Hybrid Electric Vehicle (HEV) Applications 
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.
Current Sensing For Renewable Energy
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.
How Hardware Selection Impacts Driver Experience in EPS Systems
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.

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