SLUUCD4 April   2021 TPS92682-Q1

 

  1.   Trademarks
  2.   General Texas Instruments High Voltage Evaluation (TI HV EMV) User Safety Guidelines
  3. 1Description
    1. 1.1 Typical Applications
    2. 1.2 Warnings
    3. 1.3 Connector Description
  4. 2REACH Compliance
  5. 3Performance Specifications
    1. 3.1 SEPIC Voltage Regulator
    2. 3.2 SEPIC Current Regulator
  6. 4Performance Data and Typical Characteristic Curves
    1. 4.1 Startup Waveforms
    2. 4.2 Dynamic Performance
    3. 4.3 Faults
    4. 4.4 EMI Scan
  7. 5Schematic, PCB Layout, and Bill of Materials
    1. 5.1 Schematic
    2. 5.2 Layout
    3. 5.3 Bill of Materials
  8. 6Software
    1. 6.1 Demonstration Kit Software Installation for MSP-EXP432E401Y LaunchPad Board
    2. 6.2 Installation Error Recovery
    3. 6.3 Programming the MSP-EXP432E401Y LaunchPad Board
  9. 7TPS92682EVM-125 Power UP and Operation
    1. 7.1 SPI Command
    2. 7.2 GUI Devices Window

4.1 Startup Waveforms

Figure 4-3 and Figure 4-4 show the startup waveforms for the CC and CV channels of the TPS92682EVM-125. Channel-1: VOUT is set to 30 V and a resistive load of 60 Ω is connected to the output. Channel-2: A string of 5×LEDs are connected to the output. The LED current is set to 1 A.

GUID-20200916-CA0I-JZ7K-ML3S-FJB8BHGBHP3L-low.gifFigure 4-3 CV SEIPC Softstart Waveform, CH1SS3:0 = 7
GUID-20200903-CA0I-CCKF-TW2C-HLRJGK3B2NC9-low.gifFigure 4-4 CC SEPIC Softstart Waveform, CH2SS3:0 = 15