Title: Reference voltage generator
Application Number: 200610144510 Application Date: 2006.11.08
Publication Number: 1963715 Publication Date: 2007.05.16
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G05F3/24
Applicant(s) Name: NEC Electronics Corp. Address:
Inventor(s) Name: Kuwano Takeshi
Attorney & Agent: wangbei bei
Abstract:
    A reference voltage generator according to an embodiment of the present invention includes: a voltage setting circuit generating a first voltage having a predetermined voltage difference from an output voltage; a voltage buffer receiving the first voltage and outputting a first power supply substantially equal to the first voltage; a voltage clamp circuit operating based on a second power supply and a third power supply; and a band-gap circuit generating the output voltage, the band-gap circuit operating based on the second power supply and the first power supply output from the voltage clamp circuit.
Time: 54