Superjunction MOSFET

17 MEMS, Sensors, RF, Power & Photonics

Definition

A power MOSFET using a charge-compensated drift region, typically formed from alternating p- and n-type regions, to improve the trade-off between on-resistance and voltage blocking.

Application

Used as a switch in switched-mode power supplies to reduce conduction losses.

Related concepts

Evidence and further reading

  • Evidence from jos.ac.cnhttps://www.jos.ac.cn/article/id/a3d9e079-1f0a-4dd3-9480-6d287ec8f569?viewType=HTML
  • Evidence from infineon.comhttps://www.infineon.com/assets/row/public/documents/24/42/infineon-applicationnote-650v-coolmos-c7-mastering-the-art-of-quickness-applicationnotes-en.pdf