Acronym · Power & Discretes
Qgd (Gate-Drain Charge)
The charge that must be moved through the gate-drain capacitance while the drain voltage swings, corresponding to the flat Miller plateau in the gate charge curve.
It dominates the duration of the switching transition and hence switching loss.
- Also known as
- Miller charge
- Type
- Acronym
- Domain
- Power & Discretes, Device parameters
Notes
Minimising Qgd is the main design goal of shielded-gate and split-gate trench structures.
Related terms
- Miller plateau
- Crss
- Switching loss
- Shielded gate trench
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
No other page of the Hub uses this term yet.
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