Low voltage bandgap reference circuit
US6489835B1 · kind B1 · utility
47Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2001 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Aug 28, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05F3/267
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A bandgap reference circuit that operates with a voltage supply that can be lass than 1 volt and that has one stable, non-zero current operating point. The core has a current generator embedded within it and includes one operational amplifier that provides a self-regulated voltage for several transistors used in the circuit
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.