LM2676 - High Efficiency 3A Step-Down Voltage Regulator

Product Overview

National Semiconductor

Datasheet Details

Part number	LM2676
Manufacturer	National Semiconductor
File Size	373.36 KB
Description	High Efficiency 3A Step-Down Voltage Regulator
Datasheet	LM2676 Datasheet
Additional preview pages of the LM2676 datasheet.

Product details

Description

The LM2676 series of regulators are monolithic integrated circuits which provide all of the active functions for a stepdown (buck) switching regulator capable of driving up to 3A loads with excellent line and load regulation characteristics.

Features

Efficiency up to 94%.
Simple and easy to design with (using off-the-shelf external components).
150 mΩ DMOS output switch.
3.3V, 5V and 12V fixed output and adjustable (1.2V to 37V ) versions.
50μA standby current when switched OFF.
±2%maximum output tolerance over full line and load conditions.
Wide input voltage range: 8V to 40V.
260 KHz fixed frequency internal oscillator.
40 to +125°C operating junction temperature range.

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Published: Feb 20, 2020 |