SLUUCQ0A may   2023  – june 2023 TPS922052 , TPS922053 , TPS922054 , TPS922055

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Warnings and Cautions
  6. 3Description
    1. 3.1 Typical Applications
  7. 4Test Setup
    1. 4.1 Connector Description
    2. 4.2 Input/Output Connection
  8. 5Typical 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
  9. 6Schematic
  10. 7Layout
  11. 8Bill of Materials
  12. 9Revision History

4.1 Connector Description

Table 4-1 EVM Connectors and Test Points
Reference DesignatorFunction
J1test point of external LDO output VLDO
J2connect to LED load (make sure the LED load has a maximum current rating larger than 4 A)
J3SW test point
J4PWM/EN optional connection to VLDO or GND
J5UVP test point
J6FAULT test point
J7ADIM/HD optional connection to VLDO or GND
J8compensation capacitor test point
J9, J10, J11, J12GND test point
TP1, TP4VIN power input, also the power connection to anode of LED load
TP2, TP3VIN test point, also LED load anode test point
TP7test point of the cathode of LED load
TP8power connection to cathode of LED load
TP9PWM/EN signal input
TP10PWM/EN test point
TP11VCC test point
TP12ADIM/HD signal input
TP13ADIM/HD test point
TP14GND power connection