TIDT370 December   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-Up Sequence

Description

This reference design showcases a nonsynchronous single-ended primary-inductor converter (SEPIC) with non-coupled inductors using the LM51561-Q1 device. The design covers an input voltage range of 6.0 V to 28 V. The output voltage is 21.0 V with a maximum load current of 0.5 A. The design has compact form factor and low cost.