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LM2576 - 1A & 3A Miniconverter Switching Regulators

General Description

The LM2575/6 series switching regulators are monolithic integrated circuits designed for use in “buck” or “buck/ boost” regulator applications requiring accurate output voltages over combined variations of line, load and temperature.

Key Features

  • u Pin for pin replacement for National’s LM2575/6 u DC-to-DC buck or buck/boost converter requiring only 4 support components Fixed or adjustable voltages Preset output voltages of 3.3V, 5V and 12V Wide output voltage range, 1.23V to 35V 82% typical efficiency @ 5V out Wide input voltage range, 4V to 40V Inhibit/enable control pin Industrial temperature range TO-220 and TO-263 packages series LM2575 & LM2576 u u u u The LM2575/6 series miniconverters include a u switching regulator and compens.

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Datasheet Details

Part number LM2576
Manufacturer SEMTECH
File Size 441.66 KB
Description 1A & 3A Miniconverter Switching Regulators
Datasheet download datasheet LM2576 Datasheet

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Other Datasheets by SEMTECH

Part Number Description
LM2575 1A & 3A Miniconverter Switching Regulators

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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POWER MANAGEMENT Description The LM2575/6 series switching regulators are monolithic integrated circuits designed for use in “buck” or “buck/ boost” regulator applications requiring accurate output voltages over combined variations of line, load and temperature. This unique series greatly simplifies switching power supply design. The LM2575 has a maximum output current of 1A and the LM2576 is rated for 3A. 1A & 3A Miniconverter Switching Regulators Features u Pin for pin replacement for National’s LM2575/6 u DC-to-DC buck or buck/boost converter requiring only 4 support components Fixed or adjustable voltages Preset output voltages of 3.3V, 5V and 12V Wide output voltage range, 1.