• High Power Laser and Particle Beams
  • Vol. 35, Issue 2, 025002 (2023)
Bing Wei, Yong Li, Junjun Kang, fan Guo, and Liangji Zhou
Author Affiliations
  • Key Laboratory of Pulsed Power, Institute of Fluid Physics, CAEP, P.O. Box 919-108, Mianyang 621999, China
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    DOI: 10.11884/HPLPB202335.220150 Cite this Article
    Bing Wei, Yong Li, Junjun Kang, fan Guo, Liangji Zhou. Capacitive divider for measuring μs width square wave pulse[J]. High Power Laser and Particle Beams, 2023, 35(2): 025002 Copy Citation Text show less
    Capacitive divider with two-end matched circuit
    Fig. 1. Capacitive divider with two-end matched circuit
    Simulation of frequency response characteristic of capacitive divider with two-end matched circuit
    Fig. 2. Simulation of frequency response characteristic of capacitive divider with two-end matched circuit
    Simulation of Square-wave response of capacitive divider with two-end matched circuit
    Fig. 3. Simulation of Square-wave response of capacitive divider with two-end matched circuit
    Simulation of frequency response characteristic of capacitive divider with improved two-end matched circuit
    Fig. 4. Simulation of frequency response characteristic of capacitive divider with improved two-end matched circuit
    Simulation of square-wave response of capacitive divider with improved two-end matched circuit
    Fig. 5. Simulation of square-wave response of capacitive divider with improved two-end matched circuit
    Simulation of Square-wave response of capacitive divider when C2 is changed
    Fig. 6. Simulation of Square-wave response of capacitive divider when C2 is changed
    Simulation of frequency response characteristic of capacitive divider with 1 MΩ load
    Fig. 7. Simulation of frequency response characteristic of capacitive divider with 1 MΩ load
    Diagram of circuit structure of cable end
    Fig. 8. Diagram of circuit structure of cable end
    Square-wave response waveforms of capacitive divider
    Fig. 9. Square-wave response waveforms of capacitive divider
    Frequency response characteristic of capacitive divider
    Fig. 10. Frequency response characteristic of capacitive divider
    parameter No.T/ ns C3/ nF
    1251.5
    2501
    3800.386
    41000.001
    Table 1. Parameter of capacitive divider
    R1C3/nF β1/dB Δβ/ dB δ/%
    501−66.01.512.5
    752−68.00.41.9
    1003−69.50.45.9
    30011−76.90.54.8
    50019−80.80.32.9
    100040−86.40.21.9
    200080−92.30.11.0
    4000160−98.20.050.6
    Table 2. Parameter of capacitive divider
    Bing Wei, Yong Li, Junjun Kang, fan Guo, Liangji Zhou. Capacitive divider for measuring μs width square wave pulse[J]. High Power Laser and Particle Beams, 2023, 35(2): 025002
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