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LM2678
SNVS029K – MARCH 2000 – REVISED FEBRUARY 2017
LM2678 SIMPLE SWITCHER® High Efficiency 5-A Step-Down
Voltage Regulator
1 Features
•1 Efficiency Up to 92% • Simple and Easy to Design Using Off-the-Shelf
External Components • 120-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 • ±2% Maximum Output Tolerance Over Full Line
and Load Conditions • Wide Input
Voltage Range: 8 V to 40 V • 260-kHz Fixed Frequency Internal Oscillator • −40 to 125°C Operating Junction Temperature
Range • Create a Custom Design Using the...