• Part: LM2596
  • Description: SIMPLE SWITCHER Power Converter
  • Manufacturer: National Semiconductor
  • Size: 676.05 KB
LM2596 Datasheet (PDF) Download
National Semiconductor
LM2596

Description

The LM2596 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 3A load with excellent line and load regulation.

Key Features

  • n 3.3V, 5V, 12V, and adjustable output versions
  • Adjustable version output voltage range, 1.2V to 37V ± 4% max over line and load conditions
  • Available in TO-220 and TO-263 packages
  • Guaranteed 3A output load current
  • Input voltage range up to 40V
  • Excellent line and load regulation specifications n 150 kHz fixed frequency internal oscillator
  • TTL shutdown capability
  • Low power standby mode, IQ typically 80 µA
  • High efficiency
  • Uses readily available standard inductors

Applications

  • On-card switching regulators
LM2596 reference image

Representative LM2596 image (package may vary by manufacturer)