Soft start system and method for switching regulator

Details Soft start system and method for switching regulator Soft start system and method for switching regulator

2007-04-24

2007-04-24

Berhane, Adolf (Department: 2838)

Electricity: power supply or regulation systems

Output level responsive

Using a three or more terminal semiconductive device as the...

C323S901000

Reexamination Certificate

active

11299171

ABSTRACT:
The present invention introduces methods and circuits to provide a soft start for a switching regulator. A feedback voltage from output terminal is monitored and used to regulate the bias current of the regulator's error amplifier. The present invention also enables a smooth transition from the soft start to normal operation.

REFERENCES:
patent: 4806842 (1989-02-01), Bittner
patent: 6831449 (2004-12-01), Nishida et al.
patent: 7045992 (2006-05-01), Silva et al.
patent: 7064531 (2006-06-01), Zinn
patent: 7129679 (2006-10-01), Inaba et al.
patent: 2006/0227478 (2006-10-01), Herr et al.

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