SLUUCC4A October   2020  – September 2021 TPS92520-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. 2Performance Specifications
  5. 3Performance Data and Typical Characteristic Curves
    1. 3.1 1.5A CC BUCK SW-Node Voltage Waveform
    2. 3.2 Start-up Waveforms
    3. 3.3 PWM Dimming
  6. 4Schematic, PCB Layout, and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Layout
    3. 4.3 Bill of Materials
  7. 5Software
    1. 5.1 Demonstration Kit Software Installation for LEDMCUEVM-132 Board
      1. 5.1.1 Installation Overview
    2. 5.2 Step-by-Step Installation Instructions
    3. 5.3 Installation Error Recovery
    4. 5.4 Checking for Updates
  8. 6TPS92520EVM-133 Power Up and Operation
    1. 6.1 Power Up and Operation at VINx < 40 V
    2. 6.2 MCU Control Window
    3. 6.3 SPI Command Window
    4. 6.4 Watchdog Window
    5. 6.5 GUI Devices Window
      1. 6.5.1 Channel 1 or 2 Sub-Window: Settings, Measurements, and Faults
      2. 6.5.2 Device Sub-Window: Shared Device Settings, Measurements, Register Info, and Limp Home
    6. 6.6 Limp Home Mode Window
  9. 7Revision History

Performance Data and Typical Characteristic Curves

Figure 3-1 illustrates the efficiency results for the TPS92520EVM-133 versus output power for different input voltage VIN.

GUID-F2B59883-78C7-49C8-B33C-A633D01E743F-low.gif
Conditions: VIN 60 V, fSW = 437 kHz
Figure 3-1 Efficiency vs LED Current