LM2831 - High Frequency 1.5A Load - Step-Down DC-DC Regulator

Product Overview

National Semiconductor

Part number	LM2831
Manufacturer	National Semiconductor
File Size	917.38 KB
Description	High Frequency 1.5A Load - Step-Down DC-DC Regulator
Datasheet	LM2831 Datasheet
Additional preview pages of the LM2831 datasheet.

The LM2831 regulator is a monolithic, high frequency, PWM step-down DC/DC converter in a 5 pin SOT23 and a 6 Pin LLP package.

include internal soft-start circuitry to reduce inrush current, pulse-by-pulse current limit, thermal shutdown, and output over-voltage protection. Features n n n n n Space Saving SOT23-5 Package Input voltage range of 3.0V to 5.5V Output voltage range of 0.6V to 4.5V 1.5A output current High Switching Frequencies 1.6MHz (LM2831X) 0.55MHz (LM2831Y) 3.0MHz (LM2831Z) 130mΩ PMOS switch 0.6V, 2% Internal Voltage Reference Internal soft-start Current mode, PWM operation Thermal Shutdown Over voltage.

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Published: Nov 25, 2006 |