Low noise step-down switching regulator circuits with programmab

Details Low noise step-down switching regulator circuits with programmab Low noise step-down switching regulator circuits with programmab

1999-01-07

2000-03-21

Wong, Peter S.

Electricity: power supply or regulation systems

Output level responsive

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

323290, 323286, G05F 140

Patent

active

060406860

ABSTRACT:
The invention provides buck switching regulator circuits that include voltage slew rate limiting circuitry and current slew rate limiting circuitry. The specification describes current-mode and voltage-mode control implementations that provide efficient low-noise switching regulator circuits.

REFERENCES:
patent: 5397967 (1995-03-01), Carobolante et al.
patent: 5929692 (1999-07-01), Cartsten
patent: 5949249 (1999-09-01), Preuss et al.
patent: 5952817 (1999-09-01), Brewster et al.
Frank Goodenough, "Power Supply Designers Trade-Off Efficiency For Noise With Switcher IC," Electronic Design, 45:40-44, Aug. 1997.
Jim Williams, "A Monolithic Switching Regulator With 100 .mu.V Output Noise," Application Note 70, Linear Technology Corporation, Oct. 1997.
LT1533 Data sheet, Linear Technology Corporation, Sep. 1997.
LT1534 Data sheet, Linear Technology Corporation, Mar. 1998.

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