Power supply circuit for a semiconductor integrated circuit

Active solid-state devices (e.g. – transistors – solid-state diode – Housing or package – With contact or lead

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257690, 257691, H01L 2348, H01L 2352

Patent

active

059397802

ABSTRACT:
A power supply circuit of a semiconductor integrated circuit consuming a large load current at a low voltage has a source potential controller and a ground potential controller for stabilizing a supply voltage to the integrated circuit. The source potential controller controls the potential of the source line in the integrated circuit based on a reference source potential and a sensed potential of the source line. The ground potential controller controls the potential of the ground line in the integrated circuit based on a reference ground potential and a sensed potential of the ground line. Both the source potential controller and ground potential controller may be disposed outside or inside the integrated circuit.

REFERENCES:
patent: 5264727 (1993-11-01), Kudou et al.
patent: 5386127 (1995-01-01), Furuyama

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