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Evaluation Module - LM25017MR Wide Vin 3W Dual Output Flybuck Regulator



  • Wide Input Voltage (15-48VDC)
  • Primary non-isolated 5V output plus Secondary isolated 4.5V output.
  • Nominal Switching Frequency 500KHz
  • Maximum Load (Primary + Secondary): 600mA or 3W.
  • Efficiency (Vin=24V, Iout2=300mA): 75%

Texas Instruments  LM25017MRFBEVM

An isolated bias supply is implemented in this evaluation board with an LM25017 Constant-On-Time regulator.  The LM25017 regulator integrates both the high and low side power switches essential for creating an isolated buck converter.