TIDT389 March   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Considerations
    3. 1.3 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graph
    2. 2.2 Efficiency Data
      1. 2.2.1 10V Input Voltage
      2. 2.2.2 12V Input Voltage
    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

2.2.2 12V Input Voltage

Table 2-2 shows the efficiency data at 12V.

Table 2-2 12V Input Voltage
VIN IIN PIN VOUT IOUT POUT Efficiency
10 4.5 45 40.86 1 40.86 90.8%
10 8.9 89 40.86 2 81.72 91.8%
10 13.1 131 40.86 3 122.58 93.6%
10 17.4 174 40.86 4 163.44 93.9%
10 21.6 216 40.86 5 204.3 94.6%
10 25.9 259 40.86 6 245.16 94.7%
10 30.2 302 40.86 7 286.02 94.7%
10 34.5 345 40.86 8 326.88 94.7%
10 38.8 388 40.86 9 367.74 94.8%
10 43.2 432 40.86 10 408.6 94.6%
10 47.5 475 40.86 11 449.46 94.6%
10 51.9 519 40.86 12 490.32 94.5%
10 56.3 563 40.86 13 531.18 94.3%
10 60.7 607 40.86 14 572.04 94.2%
10 65.1 651 40.86 15 612.9 94.1%
10 69.6 696 40.86 16 653.76 93.9%
10 74.1 741 40.86 17 694.62 93.7%
10 78.6 786 40.86 18 735.48 93.6%
10 83.2 832 40.86 19 776.34 93.3%
10 87.6 876 40.86 19.95 815.157 93.1%
10 110.8 1108 40.86 25 1021.5 92.2%