Title

Simulation of Substrate Hot-Electron Injection

Document Type

Article

Publication Date

4-1990

Publisher

IEEE

Abstract

Electron trapping in thin oxide and interface state generation has been investigated using a constant-current stressing technique. Assuming finite-temperature Fowler-Nordheim tunneling, semiempirical simulations of voltage versus stress time behavior were obtained for an MOS diode. A trapped charge model was used to simulate voltage versus stress-time behavior. The comparison between measurement and simulation results yields information about trapped charges in the oxide and at the oxide-substrate interface. The model can serve as the basis for improved understanding of the more complex phenomenon of channel hot-carrier injection in MOS transistors.

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