TIDT342 july   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
  6. 2Testing and Results
    1. 2.1 Current Sharing
    2. 2.2 Efficiency Graphs
    3. 2.3 Efficiency Data
    4. 2.4 Thermal Images
  7. 3Waveforms
    1. 3.1 Start-up and Shutdown
    2. 3.2 Ripple and Switching Node
    3. 3.3 Load Transients
    4. 3.4 Overcurrent Protection, Short-Circuit Protection

Current Sharing

Table 2-1 Three-Phase Current Sharing Data
Phase IPhase IIPhase III
30 A (Measured across IND)7.7 mV7.3 mV7.3 mV
30 A (Measured across CS capacitor)5.4 mV5.1 mV5.1 mV
60 A (Measured across IND)15.6 mV15.6 mV15.3 mV
60 A (Measured across CS capacitor)10.5 mV10.2 mV10.2 mV

Figure 3-11 shows the current-sharing graph.

GUID-20230718-SS0I-66PX-GC5R-RTPKQTLZR57H-low.jpgFigure 2-1 Current Sharing