SLAAE40 September   2021 DAC61402 , DAC61408 , DAC61416 , DAC71416 , DAC81404 , DAC81408 , DAC81416

 

  1.   Design Objective
  2.   Design Description
  3.   Power-Supply Scheme
  4.   Detailed Design Procedure for LM51571
  5.   Detailed Design Procedure for LM25576
  6.   Design Simulations
    1.     Transient Simulation Results
  7.   Design Featured Devices
  8.   Design References

Design Simulations

The following schematic is used for the simulation of the LM25576 in inverting buck boost mode with the following conditions: VIN = 12 V, VOUT = –24 V, IOUT = 500 mA. The LM25576 inverting transient model is used for this simulation.