Term · Power & Discretes
Switching loss
Energy dissipated during the transitions when voltage and current overlap in a switch, quoted as Eon and Eoff in millijoules per pulse. Total switching power is this energy multiplied by switching frequency, so it sets the practical frequency ceiling.
- Also known as
- Eon, Eoff
- Type
- Term
- Domain
- Power & Discretes, Device parameters
Notes
Trading switching loss for magnetics size by raising frequency is the core argument for GaN and SiC.
Related terms
- Conduction loss
- Soft switching
- Qgd
- Tail current
- Coss
Part of the Power & Discretes glossary, with every term in the topic and the lifecycles, tools and standards that use them.
Where it appears on the Hub
Used on 2 pages of the Hub. In each group, the pages that mention it most come first.
Lifecycle stages and gates
Skills
Suggest an improvement
Suggest an improvement to this entry
A clearer definition, an example, a correction or a source an editor can check. Editors review every suggestion before the entry changes.
Last reviewed: not yet reviewed in depth. Entry last updated . The full glossary