TIDT202 September   2020

 

  1.   Description
  2. 1Test Prerequisites
    1. 1.1 Design Requirements
    2. 1.2 Required Equipment
    3. 1.3 Dimensions
  3. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Load Regulation
    4. 2.4 Thermal Images
  4. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-up Sequence
    5. 3.5 Undervoltage Protection
    6. 3.6 Thermal Management

3.3 Load Transients

Load transient response is shown in the following figures. The slew rate is set to 0.4A/us for the test.

GUID-20200910-CA0I-W7KB-JXZQ-KXPNMMBNPPQG-low.png
CH2: VPA_BUSCH4: IPA_BUS
Figure 3-5 PA_BUS 13.5V input, 0.75A→1.5A
GUID-20200910-CA0I-F0WK-TQ5K-C7622HWKWNT2-low.png
CH3: VPB_BUSCH4: IPB_BUS
Figure 3-6 PB_BUS 13.5V input, 0.75A→1.5A
GUID-20200910-CA0I-3GPD-HKQ9-FQLMFDZWLGKK-low.png
CH2: VPA_BUSCH4: IPA_BUS
Figure 3-7 PA_BUS 13.5V input,1.5A→2.25A
GUID-20200910-CA0I-D6LP-TH2B-C9S0QBR1PFGQ-low.png
CH3: VPB_BUSCH4: IPB_BUS
Figure 3-8 PB_BUS 13.5V input, 1.5A→2.25A
GUID-20200910-CA0I-SSQK-1WKQ-DCN8VFVD1GVN-low.png
CH2: VPA_BUSCH4: IPA_BUS
Figure 3-9 PA_BUS 13.5V input, 0.15A→3A
GUID-20200910-CA0I-9HRW-6NLC-VPMVWLT4V0XH-low.png
CH3: VPB_BUSCH4: IPB_BUS
Figure 3-10 PB_BUS 13.5V input, 0.15A→3A