Electric Vehicle Powertrain

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.

AMT49100 & AMT49101: How to Enable / Disable the Buck Regulator

AN296217 - This application note describes how to switch between buck enabled and buck disabled operation on any variant of the AMT49100 or AMT49101 gate diver family.

Brochure: Driving Change by Advancing Personal Mobility Through Cutting-Edge Technology

Our advanced sensor and power IC solutions are engineered specifically to meet the unique requirements of these designs, providing superior performance and reliability in harsh environments and under complex operating conditions.

Brochure: Innovative Solutions for Vehicle Electrification

From high-voltage (HV) inverters and traction motors, to HV converters and transmissions, to on-board chargers (and beyond), our portfolio includes a suite of current sensors, gate drivers, DC-DC regulators, and power management integrated circuits (PMICs) for a multitude of electrified vehicle ...

Design Considerations in Selection of Converter Configuration for Automotive LED Headlight Applications

This application note discusses LED headlights for two-wheelers, passenger vehicles, commercial vehicles, and mild hybrid vehicles, and explores battery voltage and power requirements for the headlights used in these vehicles.

Angle Error Correction with the A33230

This application note describes the mathematics to convert the analog sine/cosine outputs of the A33230 into an angular position.

Racing to Meet the Challenges of Electrification

October 13, 2020

Governments around the world, including the European Union and the United States, have placed mandatory fuel economy standards on combustion engines to reduce emissions. These initiatives will require innovative advances in technologies, driving the demand for increased efficiencies.

Motor Drive Discrete MOSFET Bridge Circuit Design and Layout

AN296215 - This application note is intended to familiarize the reader with bridge circuit switching for motor drive applications. Recommendations for circuit design and layout to mitigate EMI and switching transients are provided.

Magnetic Encoder Design for Electrical Motor Driving Using ATS605LSG

This application note describes how to use a Hall sensor device such as the Allegro ATS605LSG as an encoder in a system with a ferrous target, and gives target design recommendations to achieve outputs in quadrature and a 50% duty cycle for each output.

Advanced Hall-Effect Linear Current Sensor IC Enables High BW Sensing in Hybrid Electric Vehicles and other High Current Sensing Applications

The Allegro™ A1366 linear Hall-effect sensor IC has been designed to meet the high bandwidth, high accuracy requirements of HEV inverter applications.

Notched Busbar Design Guidelines For Coreless ACS37610 Differential Current Sensor

AN296231 - This application note focuses on how a busbar should be designed to achieve optimum performance with the ACS37610 coreless current sensor.

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.

Brochure: Current Sensing for Vehicle Electrification

Charge into the future of vehicle electrification with the world's #1 supplier of current sensor ICs for leading EV applications.

Brochure: Driving EV Powertrains

With the industry’s largest portfolio of grade 0, 80V motor drivers, Allegro’s suite of fully integrated gate drivers effectively address the critical need for efficient, flexible, reliable solutions for your hybrid and electric vehicles (EV).

Estimating Maximum MOSFET Switching Frequency

AN296216 - This application note describes how to calculate the maximum power MOSFET switching frequency in BLDC motor gate drives.