SLVUA33A March   2014  – July 2021 TPS563900

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Background
    2. 1.2 Performance Specification Summary
    3. 1.3 Modifications
      1. 1.3.1 Output Voltage Setpoint
      2. 1.3.2 Slow-Start Time
      3. 1.3.3 Adjustable UVLO
  3. 2Test Setup and Results
    1. 2.1 Input/Output Connections
    2. 2.2 Efficiency
    3. 2.3 Output Voltage Load Regulation
    4. 2.4 Output Voltage Line Regulation
    5. 2.5 Load Transients
    6. 2.6 Loop Characteristics
    7. 2.7 Output Voltage Ripple
    8. 2.8 Powering Up
    9. 2.9 Shutting Down
  4. 3Board Layout
    1. 3.1 Layout
  5. 4Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
    3. 4.3 Reference
  6. 5Revision History

1.2 Performance Specification Summary

A summary of the TPS563900EVM-574 performance specifications is provided in Table 1-2. Specifications are given for an input voltage of VIN = 12 V and an output voltage of 1.0 V for VOUT1 and 1.1 V for VOUT2, unless otherwise specified. The TPS563900EVM-574 is designed and tested for VIN = 4.5 V to 18 V with the VIN and PVIN pins connect together. The ambient temperature is 25°C for all measurements, unless otherwise noted.

Table 1-2 TPS563900EVM-574 Performance Specification Summary
SpecificationTest ConditionsMINTYPMAXUnit
VIN voltage range (PVIN = VIN)4.51218V
VIN start voltage (internal UVLO)2.12V
VIN stop voltage (internal UVLO)1.74V
Output voltage set point, VOUT11.0V
Output current range, VOUT1VIN = 4.5 V to 18 V03.5A
Output voltage set point, VOUT21.1
Output current range, VOUT2VIN = 4.5 V to 18 V03.5
Line regulation, VOUT1 and VOUT2IO = 1.75 A, VIN = 4.5 V to 18 V±0.02%
Load regulation, VOUT1 and VOUT2VIN = 5 V, IO = 0 A to 3.5 A±0.35%
Load transient response, VOUT1 and VOUT2IO = 0.5 A to 2.5 AVoltage change–40mV
Recovery time100µs
IO = 2.5 A to 0.5 AVoltage change40mV
Recovery time100µs
Output ripple voltage, VOUT1 and VOUT2IO = 3.5 A10mVPP
Output rise time, VOUT1 and VOUT21ms
Operating frequency500kHz