Description
The LM2670 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 3-A loads with excellent line and load regulation characteristics.
Features
- 1 Efficiency Up to 94%.
- Simple and Easy to Design With (Using Off-the-
Shelf External Components).
- 150-mΩ DMOS Output Switch.
- 3.3-V, 5-V, 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.
- External Sync Clock Capability
(280 kHz to 400 kHz).
- 260-kHz Fixed Frequency.