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LM2587 Description

The LM2587 series of regulators are monolithic integrated circuits specifically designed for flyback, step-up (boost), and forward converter applications. The device is available in 4 different output voltage versions: 3.3 V, 5 V, 12 V, and adjustable.

LM2587 Key Features

  • 1 Requires Few External ponents
  • Family of Standard Inductors and Transformers
  • NPN Output Switches 5 A, Can Stand Off 65 V
  • Wide Input Voltage Range: 4 V to 40 V
  • Current-mode Operation for Improved Transient
  • 100-kHz Switching Frequency
  • Internal Soft-Start Function Reduces In-rush
  • Output Transistor Protected by Current Limit
  • System Output Voltage Tolerance of ±4%