SLUUCQ0C August   2025  – September 2025 TPS922052 , TPS922053 , TPS922054 , TPS922055

PRODUCTION DATA  

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6. 1 Introduction
  7. 2 Warnings and Cautions
  8. 3 Description
    1. 3.1 Typical Applications
  9. 4 Test Setup
    1. 4.1 Connector Description
    2. 4.2 Input/Output Connection
  10. 5 Typical Characteristics Curves and Waveforms
    1. 5.1 Efficiency
    2. 5.2 Line Regulation
    3. 5.3 Load Regulation
    4. 5.4 Analog Dimming Performance
    5. 5.5 PWM Dimming Performance
    6. 5.6 Hybrid Dimming Performance
    7. 5.7 Flexible Dimming Performance
  11. 6 Schematic
  12. 7 Layout
  13. 8 Bill of Materials
  14. 9 Additional Information
    1.     Trademarks
  15. 10Revision History

5.2 Line Regulation

Figure 5-3 shows the output current deviation ratio vs. input voltage. Input voltage is 48V. 7 white LEDs in series are used as load. The LED current is set at 4A and 2A, respectively.

TPS922055EVM TPS922055 LED Current Deviation vs. Input Voltage Figure 5-3 LED Current Deviation vs. Input Voltage