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LM2575N-5.0 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LM2575N-5.0NS308Yes

LM2575N-5.

The LM2575N-5.0 is a step-down (buck) switching regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:

Specifications:

  • Output Voltage: Fixed 5.0V
  • Input Voltage Range: 4.5V to 40V
  • Output Current: Up to 1A
  • Switching Frequency: 52 kHz
  • Efficiency: Up to 88%
  • Operating Temperature Range: -40°C to +125°C
  • Package: TO-220-5 (Through-Hole)
  • Regulation Type: Buck (Step-Down) Converter
  • Standby Current: 50 µA (Typical)
  • Load Regulation: ±0.5% (Typical)
  • Line Regulation: ±0.2% (Typical)

Descriptions:

The LM2575N-5.0 is a monolithic integrated circuit that provides all active functions for a step-down switching regulator. It is designed for easy implementation and requires minimal external components. The regulator includes a fixed-frequency oscillator, a high-gain error amplifier, and an internal switch capable of handling up to 1A of load current.

Features:

  • Simple and Easy to Use: Requires only four external components.
  • Fixed 5.0V Output Voltage.
  • Wide Input Voltage Range (4.5V to 40V).
  • Internal Frequency Compensation.
  • Thermal Shutdown and Current-Limit Protection.
  • Low Power Standby Mode (50 µA Typical).
  • High Efficiency (Up to 88%).
  • TO-220 Package for Easy Mounting.

This information is based on the manufacturer's datasheet for the LM2575N-5.0.

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