Integrated circuit and method for controlling a power supply...

Details Integrated circuit and method for controlling a power supply... Integrated circuit and method for controlling a power supply...

2005-10-18

2005-10-18

Laxton, Gary L (Department: 2838)

Electrical transmission or interconnection systems

Plural supply circuits or sources

Connecting or disconnecting

C307S044000, C327S539000

Reexamination Certificate

active

06956304

ABSTRACT:
Integrated circuit, which is supplied externally by a supply voltage, having at least one useful circuit and a power supply for the at least one useful circuit which comprises a plurality of power supply units, in which case the power supply comprises a control unit for comparing the supply voltage with a predetermined desired value and for switching one or a plurality of the switchable power supply units on or off in a manner dependent on the comparison result.

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patent: 5471130 (1995-11-01), Agiman
patent: 5886561 (1999-03-01), Eitan et al.
patent: 6118188 (2000-09-01), Youssef
patent: 6262567 (2001-07-01), Bartlett
patent: 6559629 (2003-05-01), Fernald
patent: 4139163 (1992-12-01), None
patent: 4205040 (1992-12-01), None
patent: 4115082 (1997-12-01), None
patent: 2256949 (1992-12-01), None

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