LM2676 - High Efficiency 3A Step-Down Voltage Regulator

National Semiconductor

The LM2676 by National Semiconductor is a High Efficiency 3A Step-Down Voltage Regulator. Below is the official datasheet preview.

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LM2676 High Efficiency 3A Step-Down Voltage Regulator by National Semiconductor - Datasheet Preview — Official preview page of the **LM2676** High Efficiency 3A Step-Down Voltage Regulator datasheet (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-NationalSemiconductor.pdf
Additional preview pages of the LM2676 datasheet.

LM2676 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 |