ZHCUAD7C july   2021  – august 2023 UCC14240-Q1 , UCC14241-Q1 , UCC15240-Q1 , UCC15241-Q1

 

  1.   1
  2.   摘要
  3.   商标
  4. 1引言
    1. 1.1 U1 元件选型
    2. 1.2 引脚配置和功能
  5. 2说明
    1. 2.1 EVM 电气性能规格
  6. 3原理图
  7. 4EVM 设置和操作
    1. 4.1 建议测试设备
    2. 4.2 通过外部连接轻松进行评估
    3. 4.3 为 EVM 供电
      1. 4.3.1 加电以便启动
      2. 4.3.2 断电以便关断
    4. 4.4 EVM 测试点
    5. 4.5 探测 EVM
  8. 5 性能数据
    1. 5.1  效率数据
    2. 5.2  调节数据
    3. 5.3  稳态输入电流
    4. 5.4  启动波形
    5. 5.5  浪涌电流
    6. 5.6  交流纹波电压
    7. 5.7  EN 至 /PG 时序
    8. 5.8  RLIM
    9. 5.9  故障保护
      1. 5.9.1 输出 UVLO
      2. 5.9.2 输出 OVP
    10. 5.10 关断
    11. 5.11 热性能
  9. 6组装和印刷电路板 (PCB) 层
  10. 7物料清单 (BOM)
  11. 8Revision History

5.1 效率数据


GUID-20221122-SS0I-G08B-PRW7-GM48NR4ZWHBD-low.svg

图 5-1 测量的效率，仅限 VDD-VEE 负载
表 5-1 效率测试数据 (VIN = 21V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) VDD-VEE (V) VEE-COM (V) PIN (W) PVDD-VEE (W) 效率 (%)
21.01 14.24 20.00 0.24 14.99 -5.01 0.30 0.00 1.61
21.02 27.53 20.00 8.94 14.98 -5.02 0.58 0.18 30.90
21.01 39.19 20.00 16.82 14.98 -5.02 0.82 0.34 40.83
21.01 44.30 19.99 20.87 14.98 -5.02 0.93 0.42 44.83
21.01 54.58 19.99 28.82 14.98 -5.01 1.15 0.58 50.23
21.01 71.32 19.97 40.75 14.97 -5.01 1.50 0.81 54.32
21.01 89.26 19.96 53.07 14.96 -5.01 1.88 1.06 56.50
21.01 101.25 19.96 61.11 14.95 -5.01 2.13 1.22 57.33
21.01 113.31 19.95 69.19 14.95 -5.01 2.38 1.38 57.98
21.01 130.94 19.94 80.21 14.94 -5.01 2.75 1.60 58.13
21.01 149.49 19.93 92.43 14.92 -5.00 3.14 1.84 58.65
21.01 161.91 19.92 100.46 14.92 -5.00 3.40 2.00 58.83
21.01 180.41 19.91 112.68 14.91 -5.00 3.79 2.24 59.19
21.01 193.37 19.90 120.85 14.90 -5.00 4.06 2.40 59.20
21.01 206.61 19.89 129.05 14.89 -5.00 4.34 2.57 59.14
21.01 224.86 19.56 142.54 14.58 -5.00 4.72 2.79 59.01
21.01 226.61 18.97 146.61 13.97 -5.00 4.76 2.78 58.41
表 5-2 效率测试数据 (VIN = 24V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) VDD-VEE (V) VEE-COM (V) PIN (W) PVDD-VEE (W) 效率 (%)
24.02 12.68 20.01 0.24 15.00 -5.01 0.30 0.00 1.58
24.02 24.59 20.01 8.46 14.99 -5.02 0.59 0.17 28.65
24.01 35.03 20.00 16.48 14.99 -5.02 0.84 0.33 39.19
24.10 39.79 20.00 20.53 14.98 -5.02 0.96 0.41 42.80
24.01 49.07 19.99 28.47 14.98 -5.01 1.18 0.57 48.31
24.01 63.99 19.98 40.38 14.97 -5.01 1.54 0.81 52.51
24.01 80.19 19.97 52.68 14.97 -5.01 1.93 1.05 54.64
24.01 91.16 19.96 60.86 14.96 -5.01 2.19 1.21 55.51
24.01 102.36 19.96 69.02 14.96 -5.01 2.46 1.38 56.04
24.01 117.56 19.95 80.14 14.94 -5.01 2.82 1.60 56.63
24.01 135.40 19.93 92.39 14.93 -5.01 3.25 1.84 56.65
24.01 146.78 19.93 100.47 14.92 -5.00 3.52 2.00 56.81
24.01 163.68 19.92 112.72 14.91 -5.00 3.93 2.24 57.12
24.01 175.42 19.91 120.91 14.91 -5.00 4.21 2.41 57.15
24.01 187.31 19.90 129.05 14.90 -5.00 4.50 2.57 57.10
24.01 209.10 19.82 143.10 14.81 -5.02 5.02 2.84 56.49
24.01 216.32 19.51 150.83 14.50 -5.00 5.19 2.94 56.65
24.01 221.88 18.53 158.98 13.54 -5.01 5.33 2.95 55.28
表 5-3 效率测试数据 (VIN = 27V)
VIN (V) IIN (mA) VDD-VEE (V) IVDD-VEE (mA) VDD-VEE (V) VEE-COM (V) PIN (W) PVDD-VEE (W) 效率 (%)
27.01 12.54 20.01 0.24 15.00 -5.01 0.34 0.00 1.42
27.02 16.39 20.02 3.13 15.00 -5.02 0.44 0.06 14.13
27.01 28.36 20.01 12.50 14.99 -5.02 0.77 0.25 32.64
27.01 38.11 20.01 20.49 14.99 -5.02 1.03 0.41 39.81
27.01 47.30 20.00 28.45 14.98 -5.01 1.28 0.57 44.52
27.01 61.11 19.99 40.36 14.98 -5.01 1.65 0.81 48.87
27.01 75.74 19.98 52.63 14.97 -5.01 2.05 1.05 51.40
27.01 86.09 19.97 60.75 14.97 -5.01 2.33 1.21 52.18
27.01 105.15 19.96 75.68 14.95 -5.01 2.84 1.51 53.18
27.01 116.02 19.95 83.99 14.95 -5.01 3.13 1.68 53.47
26.92 127.48 19.94 92.25 14.94 -5.01 3.43 1.84 53.61
26.92 139.46 19.93 100.68 14.93 -5.01 3.75 2.01 53.45
26.92 155.43 19.92 112.73 14.92 -5.01 4.18 2.25 53.67
26.92 166.25 19.92 120.96 14.92 -5.00 4.48 2.41 53.83
26.92 177.31 19.91 129.11 14.91 -5.00 4.77 2.57 53.85
26.92 195.73 19.90 142.57 14.90 -5.00 5.27 2.84 53.84
26.92 207.78 19.89 150.93 14.89 -5.01 5.59 3.00 53.67
26.92 226.81 19.75 163.05 14.74 -5.02 6.11 3.22 52.74
26.92 231.52 19.14 171.17 14.17 -5.01 6.23 3.28 52.57