APEC 2024

7kW Bi-Directional AC/DC for Energy Storage and Charging

A full SiC based bi-directional single phase PFC + DC/DC Converter with high peak efficiency and power density. The STEVAL-7BIDIRCB features STM32G4, STGAP2SiC and Gen 3 SiC MOSFETs in HU3PAK package.

Integrated High Voltage GAN Solutions

• An integrated GaN solution to minimize board space and increase system efficiecny ideal for solar microinverters.
• 250W PFC circuit with integrated GaN technology, eliminating rectification diodes in standard PFC designs and more efficient than standard silicon solutions.
• 100W high power factor inverse buck solution designed for offline LED lighting systems. This solution is compact, high efficiency, and low total harmonic distortion (THD.)

GaN based 11kW Dual Active Bridge for 800V Battery Systems

Novel dual active bridge topology with 650V GaN transistors achieves >99% peak efficiency.  Innovative LFPAK 12x12 package powers 11kW for on-board charging and high voltage DC/DC conversion.

30kW Gen 3 SiC based Rectifier and LLC for Battery Charging

Together the STDES-30KWVRECT Vienna rectifier and STDES-30KWLLC DC/DC create a full solution for battery charging at up to 30kW, featuring STM32G4, STGAP2SIC drivers, and Gen 3 SiC MOSFETs .

Innovations for Traction inverters

• A galvanically isolated gate driver with a unique architecture specially designed to be used with hybrid power stages composed by paralled IGBTs and SiC MOSFETs.
• Power modules simplify the assembly of traction inverter drives.  ST is revolutionizing mechanical design with new dual-side cooled Transfer Molded Modules housing our latest Gen 3 1200V SiC MOSFETs. 

A complete Datacenter Ecosystem

• HSTC (Hybrid Switched Tank Converter) high density unregulated topology to convert 48V to intermediate bus that minimizes BOM count for any conversion ratio fully protected by ST 48V eFuse. 
• Fully digital multiphase VR high current 4x6 SPS in a 32-phase configuration to support AI/ML chipset maximizing conversion efficiency for any load, and offering state of the art power management features.

Motor Control Solutions

• Distributed Liquid cooling with the STSPIN family providing both monolithing and system in package approach to driving pumps.
• A 22kW High-end Servo Driver plus a control board designed to meet  SIL level 2.​
• Sensorless motor control drive demonstrating the performance advantages of STM32 ZeST and HSO alogrithms verses legacy algorithms.

Next Generation Power Discretes and Packages

The latest generation of MOSFET, IGBT, and Wide Bandgap transistors are highlighted along with innovative packaging designs to maximize performance of the latest power conversion topologies.

SCR Solid-State Relay and Bridge In-Rush Current Limiter

Two innovative implementations of AC power control featuring the latest ST SCR technologies.  A solid-state relay using an ACEPACK SMIT module and in-rush current limiter with an active bridge topology are demonstrated.