Voltage protection circuit
US10630072B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2017 |
| Grant date | Apr 21, 2020 |
| Priority date | — |
| Expiry date | Oct 17, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/40
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A voltage protection circuit, comprising a first metal oxide semiconductor field effect transistor (MOSFET) having a gate terminal coupled to a first node, a source terminal coupled to a second node, and a drain terminal coupled to a third node, a second MOSFET having a gate terminal coupled to the first node, a source terminal coupled to the second node, and a drain terminal coupled to a fourth node, a first current mirror coupled to the third node and configured to couple to a fifth node, a sixth node, and a regulator supply, and a second current mirror coupled to the fourth node, and configured to couple to the fifth node, the sixth node, and a ground node.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.