LM5000 Datasheet (PDF) Download
National Semiconductor
LM5000

Description

The LM5000 is a monolithic integrated circuit specifically designed and optimized for flyback, boost or forward power converter applications. The internal power switch is rated for a maximum of 80V, with a current limit set to 2A.

Key Features

  • 80V internal switch
  • Operating input voltage range of 3.1V to 40V
  • Pin selectable operating frequency 300kHz/700kHz (-3) 600kHz/1.25MHz (-6)
  • Adjustable output voltage
  • External compensation
  • Input undervoltage lockout
  • Softstart
  • Current limit
  • Over temperature protection
  • External shutdown