LM3478 datasheet(6/21 Pages) NSC

Part #	LM3478

Description	High Efficiency Low-Side N-Channel Controller for Switching Regulator

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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Typical Performance Characteristics Unless otherwise specified, V

IN = 12V, TJ = 25˚C. (Continued)

Frequency vs Temperature

Drive Voltage vs Input Voltage

10135554

10135505

Current Sense Threshold vs Input Voltage

COMP Pin Voltage vs Load Current

10135545

10135562

Efficiency vs Load Current (3.3V In and 12V Out)

Efficiency vs Load Current (5V In and 12V Out)

10135559

10135558

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