LM2677 Datasheet (Texas Instruments)

Part LM2677
Description High Efficiency 5-A Step-Down Voltage Regulator
Category Voltage Regulator
Manufacturer Texas Instruments
Size 0.96 MB
Pricing from 4.05 USD, available from Rochester Electronics and DigiKey.Powered by Octopart
Texas Instruments

LM2677 Overview

Key Specifications

Package: TO-263
Mount Type: Surface Mount
Pins: 7
Operating Voltage: 40 V

Description

The LM2677 series of regulators are monolithic integrated circuits which provide all of the active functions for a step-down (buck) switching regulator capable of driving up to 5-A loads with excellent line and load regulation characteristics. High efficiency (>90%) is obtained through the use of a low onresistance DMOS power switch.

Key Features

  • 1 Efficiency up to 92%
  • Simple and Easy to Design Using Off-the-Shelf External Components
  • 100-mΩ DMOS Output Switch
  • 3.3-V, 5-V, and 12-V Fixed Output and Adjustable (1.2 V to 37 V) Versions
  • 50-μA Standby Current When Switched OFF

Price & Availability

Seller Inventory Price Breaks Buy
Rochester Electronics 477 25+ : 4.05 USD
100+ : 3.85 USD
500+ : 3.65 USD
1000+ : 3.44 USD
View Offer
DigiKey 832 1+ : 7.23 USD
10+ : 5.575 USD
25+ : 5.1628 USD
100+ : 4.7094 USD
View Offer