RC5057 datasheet(7/20 Pages) FAIRCHILD

Part #	RC5057

Description	High Performance Programmable Synchronous DC-DC Controller for Low Voltage Microprocessors

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Manufacturer	FAIRCHILD [Fairchild Semiconductor]

Direct Link	http://www.fairchildsemi.com

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7 / 20 page

PRODUCT SPECIFICATION

RC5057

REV. 1.2.0 2/10/00

7

Typical Operating Characteristics (continued)

Output Ripple, 2.0V @ 18A

Time (1

µs/division)

Time (1

µs/division)

Time (10ms/division)

Switching Waveforms, 18A Load

HIDRV

LODRV

Output Startup, System Power-up

Transient Response, 12.5A to 0.5A

1.590V

1.550V

1.480V

Time (100

µs/div)

1.590V

1.550V

1.480V

Time (100

µs/div)

Transient Response, 0.5A to 12.5A

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