SLVU431A January   2011  – December 2021

 

  1.   Trademarks
  2. 1 Introduction
  3.   Description
    1. 2.1 Typical Applications
    2. 2.2 Features
  4. 2 Electrical Performance Specifications
  5. 3 Schematic
  6. 4 Test Setup
    1. 4.1 Test Equipment
    2. 4.2 Recommended Test Setup
  7. 5 Configurations
    1. 5.1 Switching Frequency Selection
    2. 5.2 Soft-Start Selection
    3. 5.3 Mode Selection
    4. 5.4 Enable Selection
  8. 6 Test Procedure
    1. 6.1 Line/Load Regulation and Efficiency Measurement Procedure
    2. 6.2 Control Loop Gain and Phase Measurement Procedure
    3. 6.3 List of Test Points
    4. 6.4 Equipment Shutdown
  9. 7 Performance Data and Typical Characteristic Curves
    1. 7.1 Efficiency
    2. 7.2 Load Regulation
    3. 7.3 Output Transient
    4. 7.4 Output Ripple
    5. 7.5 Switching Node
    6. 7.6 Enable Turn-On/Turn-Off
    7. 7.7 Output 1.1-V Prebias Turn-On
    8. 7.8 Bode Plot
    9. 7.9 Thermal Image
  10. 8 EVM Assembly Drawing and PCB Layout
  11. 9 Bill of Materials
  12. 10Revision History

2 Electrical Performance Specifications

Table 2-1 TPS53219EVM-690 Electrical Performance Specifications
PARAMETERTEST CONDITIONSMINTYPMAXUNITS
INPUT CHARACTERISTICS
Voltage rangeVIN81214V
Maximum input currentVIN = 8 V, IO = 25 A4A
No load input currentVIN = 14 V, IO = 0 A with auto-skip mode1mA
OUTPUT CHARACTERISTICS
Output voltage, VOUT1.1V
Output voltage regulationLine regulation (VIN = 8 V to 14 V)0.5%
Load regulation (VIN = 12 V, IO = 0 A to 25 A)0.5%
Output voltage rippleVIN = 12 V, IO = 25 A25mVpp
Output load current025A
Output over current35A
SYSTEMS CHARACTERISTICS
Switching frequency300kHz
Peak efficiencyVIN = 12 V, 1.1 V/10 A90.90%
Full-load efficiencyVIN = 12 V, 1.1 V/25 A88.59%
Operating temperature25°C

Note: Jumpers set to default locations. See Section 5 of this user’s guide.