TIDT343 October   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 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
    5. 2.5 EMI
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Input Voltage Ripple
    4. 3.4 Load Transients
    5. 3.5 Start-Up Sequence

2.2 Efficiency Data

Efficiency data is shown in the following tables.

Table 2-1 Efficiency Data VOUT1, VIN = 6 V
VIN (V)IIN (A)VOUT (V)IOUT (A)PIN (W)POUT (W)PLOSS (W)Efficiency (%)
6.01 0.038 3.316 0.057 0.230 0.188 0.042 81.6
6.01 0.081 3.315 0.132 0.486 0.439 0.047 90.4
6.05 0.151 3.315 0.257 0.910 0.850 0.060 93.4
6.03 0.295 3.315 0.505 1.778 1.673 0.105 94.1
6.01 0.446 3.315 0.756 2.682 2.505 0.176 93.4
6.05 0.597 3.314 1.007 3.615 3.337 0.278 92.3
6.03 0.757 3.313 1.251 4.566 4.145 0.421 90.8
6.07 0.918 3.312 1.501 5.566 4.971 0.594 89.3
6.05 1.090 3.310 1.750 6.588 5.793 0.795 87.9
6.03 1.264 3.309 2.001 7.616 6.621 0.994 86.9
6.06 1.442 3.307 2.252 8.733 7.447 1.285 85.3
6.03 1.639 3.305 2.500 9.888 8.263 1.626 83.6
6.01 1.849 3.303 2.751 11.109 9.087 2.022 81.8
5.98 2.063 3.301 3.002 12.343 9.910 2.433 80.3
Table 2-2 Efficiency Data VOUT1, VIN = 12 V
VIN (V) IIN (A) VOUT (V) IOUT (A) PIN (W) POUT (W) PLOSS (W) Efficiency (%)
12.08 0.024 3.315 0.057 0.285 0.188 0.097 66.0
12.08 0.045 3.315 0.132 0.540 0.439 0.101 81.3
12.07 0.080 3.315 0.257 0.964 0.850 0.114 88.2
12.06 0.152 3.315 0.505 1.831 1.673 0.157 91.4
12.05 0.226 3.314 0.756 2.727 2.505 0.222 91.9
12.05 0.303 3.314 1.007 3.648 3.337 0.311 91.5
12.04 0.380 3.313 1.250 4.578 4.141 0.436 90.5
12.03 0.461 3.312 1.502 5.541 4.975 0.566 89.8
12.02 0.527 3.310 1.701 6.338 5.630 0.708 88.8
12.01 0.629 3.308 2.001 7.557 6.619 0.937 87.6
12.00 0.717 3.306 2.252 8.608 7.445 1.162 86.5
11.99 0.807 3.303 2.500 9.676 8.258 1.418 85.3
11.98 0.901 3.300 2.751 10.788 9.078 1.710 84.2
11.97 0.995 3.297 3.002 11.910 9.898 2.013 83.1
Table 2-3 Efficiency Data VOUT1, VIN = 26 V
VIN (V) IIN (A) VOUT (V) IOUT (A) PIN (W) POUT (W) PLOSS (W) Efficiency (%)
25.87 0.014 3.315 0.057 0.362 0.188 0.174 52.0
25.87 0.024 3.315 0.133 0.618 0.439 0.179 71.0
25.86 0.041 3.314 0.257 1.053 0.850 0.202 80.8
25.85 0.075 3.314 0.505 1.939 1.673 0.266 86.3
25.85 0.110 3.314 0.756 2.854 2.505 0.349 87.8
25.89 0.146 3.313 1.007 3.788 3.336 0.452 88.1
25.89 0.183 3.312 1.250 4.733 4.140 0.593 87.5
25.88 0.221 3.311 1.501 5.709 4.970 0.739 87.1
25.87 0.259 3.309 1.750 6.703 5.791 0.912 86.4
25.86 0.299 3.308 2.001 7.727 6.619 1.108 85.7
25.85 0.340 3.306 2.252 8.781 7.445 1.336 84.8
25.83 0.381 3.303 2.500 9.852 8.258 1.594 83.8
25.83 0.425 3.301 2.751 10.967 9.081 1.886 82.8
25.83 0.468 3.299 3.002 12.099 9.904 2.195 81.9