TIDT240 October   2021

 

  1. 1Description
  2. 2Test Prerequisites
    1. 2.1 Voltage and Current Requirements
    2. 2.2 Required Equipment
    3. 2.3 Considerations
    4. 2.4 Dimensions
    5. 2.5 Signal Descriptions
  3. 3Testing and Results
    1. 3.1 Efficiency Graphs
    2. 3.2 Efficiency Data
    3. 3.3 Voltage Regulation Graphs
    4. 3.4 Cross-Loading Performance
    5. 3.5 Cross-Loading Performance Data
  4. 4Waveforms
    1. 4.1 Switching
    2. 4.2 Output Voltage Ripple
    3. 4.3 Load Transients
    4. 4.4 Start-up Sequence

3.4 Cross-Loading Performance

The following figure shows the load regulation and cross-regulation. This test sweeps load current IOUT1 = 10 mA to 120 mA while maintaining constant IOUT2 = 100 mA. Both outputs are floating and maintain the isolation barrier.

Figure 3-3 LM50410-Q1 + SN6505-Q1 Load Regulation for VOUT = 15 V