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LM2675EP Datasheet Enhanced Plastic SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator

Manufacturer: National Semiconductor (now Texas Instruments)

General Description

The LM2675EP series of regulators are monolithic integrated circuits built with a LMDMOS process.

These regulators provide all the active functions for a step-down (buck) switching regulator, capable of driving a 1A load current with excellent line and load regulation.

These devices are available in fixed output voltages of 3.3V, 5.0V, 12V, and an adjustable output version.

Overview

LM2675EP Enhanced Plastic SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator May 2004 LM2675EP Enhanced Plastic SIMPLE SWITCHER ® Power Converter High Efficiency 1A Step-Down Voltage.

Key Features

  • include a guaranteed ± 1.5% tolerance on output voltage within specified input voltages and output load conditions, and ± 10% on the oscillator frequency. External shutdown is included, featuring typically 50 µA stand-by current. The output switch includes current limiting, as well as thermal shutdown for full protection under fault conditions. To simplify the LM2675EP buck regulator design procedure, there exists computer design software, LM267X Made Simple version 6.0.