Power circuit

Electricity: power supply or regulation systems – Self-regulating – Using a three or more terminal semiconductive device as the...

Reexamination Certificate

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Reexamination Certificate

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07459895

ABSTRACT:
In a power circuit which makes phase compensation by utilizing ESR of an output capacitor, a feedback signal based on an output voltage is supplied by a coupling capacitor to an N-channel MOS transistor on a saturated coupling side of a current mirror circuit inside an error amplification circuit.

REFERENCES:
patent: 4837495 (1989-06-01), Zansky
patent: 7208924 (2007-04-01), Toyoshima et al.
patent: 10-214121 (1998-08-01), None
patent: 2002-149245 (2002-05-01), None
patent: 2003-52170 (2003-02-01), None
patent: 2004-80985 (2004-03-01), None
patent: 2004-153724 (2004-05-01), None
patent: 2004-318407 (2004-11-01), None
patent: 2005-196233 (2005-07-01), None
Communication from Japanese Patent Office.

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