LM2576 - 52kHz Simple 3A Buck Voltage Regulator

Micrel Semiconductor

Datasheet Details

Part number	LM2576
Manufacturer	Micrel Semiconductor
File Size	53.75 KB
Description	52kHz Simple 3A Buck Voltage Regulator
Datasheet	LM2576_MicrelSemiconductor.pdf

The LM2576 series of monolithic integrated circuits provide all the active functions for a step-down (buck) switching regulator.

3.3V, 5V, 12V, and adjustable output versions.
Voltage over specified line and load conditions: Fixed version: ±3% max. output voltage Adjustable version: ± 2% max. feedback voltage.
Guaranteed 3A output current.
Wide input voltage range: 4V to 40V.
Wide output voltage range 1.23V to 37V.
Requires only 4 external components.
52kHz fixed frequency internal oscillator.
Low power standby mode IQ typically < 200µA.
80%.

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Published: Mar 22, 2005 |