SLUUCU2A March   2023  – September 2023 UCC14130-Q1 , UCC14131-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 U1 Component Selection
    2. 1.2 Pin Configuration and Functions
  5. 2Description
    1. 2.1 EVM Electrical Performance Specifications
  6. 3Schematic
  7. 4EVM Setup and Operation
    1. 4.1 Recommended Test Equipment
    2. 4.2 External Connections for Easy Evaluation
    3. 4.3 Powering the EVM
      1. 4.3.1 Power on for Start-up
      2. 4.3.2 Power off for Shutdown
    4. 4.4 EVM Test Points
    5. 4.5 Probing the EVM
  8. 5Performance Data
    1. 5.1  Efficiency Data
    2. 5.2  Regulation Data
    3. 5.3  Steady State Input Current
    4. 5.4  Start-Up Waveforms
    5. 5.5  Inrush Current
    6. 5.6  AC Ripple Voltage
    7. 5.7  EN and Timing
    8. 5.8  RLIM
    9. 5.9  Shutdown
    10. 5.10 Thermal Performance
  9. 6Assembly and Printed Circuit Board (PCB) Layers
  10. 7Bill of Materials (BOM)
  11. 8Revision History

5.1 Efficiency Data

GUID-20230320-SS0I-NDX9-WQVT-RSZNJ6QDZT1R-low.svg Figure 5-1 Measured Efficiency, VDD-VEE = 12-V Loading Only
Table 5-1 Efficiency Test Data (VIN = 11.2 V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) [+5V]-VEE (V) PIN (W) PVDD-VEE (W) Eff (%)
11.21 22.20 12.023 0.00 5.02 0.25 0.00 0.00
11.21 47.00 12.013 11.91 5.02 0.53 0.14 27.17
11.21 63.90 12.015 20.00 5.02 0.72 0.24 33.56
11.21 88.87 12.008 32.00 5.01 1.00 0.38 38.58
11.21 106.59 12.002 40.17 5.01 1.19 0.48 40.36
11.21 131.62 11.991 52.17 5.01 1.47 0.63 42.41
11.21 148.95 11.989 60.33 5.01 1.67 0.72 43.33
11.21 175.11 11.983 72.66 5.01 1.96 0.87 44.37
11.21 198.67 11.976 83.58 5.01 2.23 1.00 44.96
11.21 234.50 11.966 99.96 5.01 2.63 1.20 45.52
11.21 268.62 11.953 116.31 5.01 3.01 1.39 46.19
11.21 282.53 11.931 124.40 5.00 3.17 1.48 46.88
11.21 290.25 11.766 132.58 5.00 3.25 1.56 47.96
11.21 294.42 11.269 136.78 5.00 3.30 1.54 46.72
Note: VDD, VEE, and [+5V], etc., refer to Table 4-1 and Figure 4-1.
Table 5-2 Efficiency Test Data (VIN = 12 V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) [+5V]-VEE (V) PIN (W) PVDD-VEE (W) Eff (%)
12.02 21.39 12.036 0.00 5.02 0.26 0.00 0.00
12.02 45.30 12.030 11.93 5.02 0.54 0.14 26.38
12.02 61.20 12.020 20.14 5.02 0.73 0.24 32.95
12.02 85.20 12.013 31.98 5.02 1.02 0.38 37.56
12.02 102.33 12.007 40.19 5.02 1.23 0.48 39.28
12.02 126.36 12.001 52.24 5.02 1.52 0.63 41.32
12.02 142.91 11.992 60.41 5.02 1.72 0.72 42.22
12.02 168.05 11.987 72.62 5.02 2.02 0.87 43.14
12.02 190.87 11.981 83.63 5.01 2.29 1.00 43.72
12.01 216.78 11.975 95.84 5.01 2.60 1.15 44.10
12.01 259.45 11.962 116.13 5.01 3.11 1.39 44.60
12.01 282.30 11.954 128.24 5.01 3.39 1.53 45.23
12.01 301.86 11.947 136.48 5.01 3.62 1.63 44.99
12.01 313.04 11.913 145.76 5.01 3.76 1.74 46.20
12.01 316.52 11.744 149.99 5.01 3.80 1.76 46.35
12.01 320.33 11.380 154.06 5.01 3.85 1.75 45.59
Note: VDD, VEE, and [+5V], etc., refer to Table 4-1 and Figure 4-1.
Table 5-3 Efficiency Test Data (VIN = 14 V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) [+5V]-VEE (V) PIN (W) PVDD-VEE (W) Eff (%)
14.01 19.35 12.043 0.00 5.02 0.27 0.00 0.00
14.01 42.17 12.036 12.29 5.02 0.59 0.15 25.05
14.01 56.40 12.027 20.38 5.02 0.79 0.25 31.03
14.01 79.31 12.019 32.14 5.02 1.11 0.39 34.78
14.01 101.91 12.011 44.18 5.03 1.43 0.53 37.18
14.01 125.44 12.004 56.30 5.02 1.76 0.68 38.47
14.01 156.40 11.990 72.59 5.02 2.19 0.87 39.74
14.01 209.63 11.978 99.92 5.02 2.94 1.20 40.77
14.01 233.87 11.971 111.96 5.02 3.28 1.34 40.92
14.01 274.64 11.956 132.45 5.01 3.85 1.58 41.17
14.01 299.44 11.950 145.98 5.01 4.19 1.74 41.60
14.01 310.70 11.945 150.04 5.00 4.35 1.79 41.19
14.01 316.27 11.933 154.19 5.00 4.43 1.84 41.53
14.01 323.90 11.889 162.29 5.00 4.54 1.93 42.53
14.01 328.53 11.527 166.50 5.00 4.60 1.92 41.71
14.01 332.90 11.213 170.46 5.00 4.66 1.91 41.00
Note: VDD, VEE, and [+5V], etc., refer to Table 4-1 and Figure 4-1.