TIDT390 May   2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Overcurrent Protection
    3. 1.3 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
      1. 2.1.1 Efficiency vs Output Current
        1. 2.1.1.1 325VDC Input Voltage
        2. 2.1.1.2 240VAC Input voltage
      2. 2.1.2 Efficiency vs Input Voltage (DC)
    2. 2.2 Load Regulation
      1. 2.2.1 325VDC Input Voltage
      2. 2.2.2 240VAC Input Voltage
    3. 2.3 Line Regulation
    4. 2.4 Thermal Images After 5 Minutes Operation
    5. 2.5 Bode Plots
  7. 3Waveforms
    1. 3.1 Switch Node Voltage
      1. 3.1.1 325VDC Input Voltage
        1. 3.1.1.1 Without External Magnet Field
          1. 3.1.1.1.1 10µs / Division
          2. 3.1.1.1.2 1µs / Division
        2. 3.1.1.2 With an External Magnetic Field
          1. 3.1.1.2.1 10µs / div
          2. 3.1.1.2.2 1µs / Div
      2. 3.1.2 630VDC Input Voltage
        1. 3.1.2.1 200mA Load Current
          1. 3.1.2.1.1 40µs / Division
          2. 3.1.2.1.2 1µs / Division
        2. 3.1.2.2 600mA Load Current
          1. 3.1.2.2.1 10µs / Division
          2. 3.1.2.2.2 1µs / division
    2. 3.2 Output Voltage Ripple
      1. 3.2.1 325VDC Input Voltage, Full Load
      2. 3.2.2 630VDC Input Voltage, Full Load
    3. 3.3 Input Voltage Ripple
      1. 3.3.1 80VAC Input Voltage, 130mA Load Current
      2. 3.3.2 120VAC Input Voltage, 600mA Load Current
    4. 3.4 Load Transients
      1. 3.4.1 110VDC Input Voltage
      2. 3.4.2 325VDC Input Voltage
      3. 3.4.3 630VDC Input Voltage
    5. 3.5 Start-Up Sequence
      1. 3.5.1 80VDC Input Voltage, 130mA Load Current
      2. 3.5.2 155VDC Input Voltage, 600mA Load Current
      3. 3.5.3 630VDC Input Voltage, 600mA Load Current
      4. 3.5.4 325VDC Input Voltage, 600mA Load Current
        1. 3.5.4.1 No External Magnetic Field Applied
        2. 3.5.4.2 With Magnetic Field Applied (2mm Distance Between Magnet and Inductor)
Test Report

7.8W Wide AC Input Non-Isolated High-Side Buck Reference Design
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