Specific On-Resistance

17 MEMS, Sensors, RF, Power & Photonics

Notation Ron,sp; RonA

Definition

The product of a power device’s on-state resistance and its stated device area, Ron,sp = Ron A, commonly expressed in Ω·cm² or mΩ·cm².

Application

Used with breakdown voltage to compare power-device designs and assess tradeoffs among conduction resistance, voltage blocking and device area.

Related search terms

On-resistance–area product; Area-specific on-resistance

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Related concepts

Evidence and further reading