650 V SiC MOSFET in highly compact, leadless TO-LL surface-mounted package

Targets high power density in AI servers

High power density and excellent thermal performance in more compact and reliable designs

High power density and excellent thermal performance in more compact and reliable designs

ST SiC MOSFETs in TO-LL packages combine the intrinsic features of Gen3 STPOWER SiC technology with the excellent heat and current capabilities of the TO-LL package. Together, they deliver outstanding switching performance, reliability, and thermal management, and the additional Kelvin-source lead helps designers lower switching losses even further.

SMPS for servers

SMPS for servers

Telecom infrastructure

Telecom infrastructure

Energy storage systems

Energy storage systems

Why choose SiC MOSFETs in TO-LL package?

  • Compact, leadless package
  • Large exposed drain pad
  • Reduced thickness: 2.3 mm
  • Additional Kelvin source pin
  • Low RDS(on) over full temperature range
  • High-speed switching performance
  • Fast and robust intrinsic body diode
SCT040TO65G3 Power MOSFET

SCT040TO65G3

Silicon carbide Power MOSFET 650 V, 40 mOhm typ., 35 A in a TO-LL package

SCT055TO65G3 Power MOSFET

SCT055TO65G3

Silicon carbide Power MOSFET 650 V, 58 mOhm typ., 30 A in a TO-LL package

Recommended resources

STDES-3KWTLCP reference design

ST’ SiC-based digital power solution selected by Compuware for high-efficiency and reliable server power supply

ST’ SiC-based digital power solution selected by Compuware for high-efficiency and reliable server power supply

This reference design provides unparalleled power-supply options for digital power converter applications including server, datacenter and telecom power...

STPOWER Gen3 SiC MOSFETs flyer

STPOWER Gen3 SiC MOSFETs: innovative technology for industrial applications

STPOWER Gen3 SiC MOSFETs: innovative technology for industrial applications

Featuring very low RDS(on) and improved switching frequency and energy efficiency and enabling designers to reduce system size and weight. ST Gen3 SiC MOSFETs optimize a broad range of industrial applications, including high power-density PSUs for AI servers, solar energy conversion systems, servo drives, motor control, and other factory automation elements.

Power management guide

Power Management Guide

Power Management Guide

STMicroelectronics' Power Management Guide provides comprehensive information on power solutions tailored for various applications, including power supply for AI servers. The guide highlights the importance of efficient power management in enhancing performance, reducing energy consumption, and ensuring reliability.