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LM2576 - 52kHz Simple 3A Buck Regulator

Description

The LM2576 series of monolithic integrated circuits provide all the active functions for a step-down (buck) switching regulator.

Fixed versions are available with a 3.3V, 5V, or 12V fixed output.

Adjustable versions have an output voltage range from 1.23V to 37V.

Features

  • 3.3V, 5V, 12V, and Adjustable Output Versions.
  • Voltage over Specified Line and Load Conditions: - Fixed Version: ±3% Max. Output Voltage - Adjustable Version: ±2% Max. Feedback Voltage.
  • Specified 3A Output Current.
  • Wide Input Voltage Range of 4V to 40V.
  • Wide Output Voltage Range of 1.23V to 37V.
  • Requires Only Four External Components.
  • 52 kHz Fixed-Frequency Internal Oscillator.
  • Low Power Standby Mode IQ Typically.

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Datasheet preview – LM2576

Datasheet Details

Part number LM2576
Manufacturer Microchip Technology
File Size 1.28 MB
Description 52kHz Simple 3A Buck Regulator
Datasheet download datasheet LM2576 Datasheet
Additional preview pages of the LM2576 datasheet.

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    Full PDF Text Transcription

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    LM2576 52 kHz Simple 3A Buck Regulator Features • 3.3V, 5V, 12V, and Adjustable Output Versions • Voltage over Specified Line and Load Conditions: - Fixed Version: ±3% Max. Output Voltage - Adjustable Version: ±2% Max. Feedback Voltage • Specified 3A Output Current • Wide Input Voltage Range of 4V to 40V • Wide Output Voltage Range of 1.
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