SLVAFU5 July   2024 LP87521-Q1 , LP87562-Q1 , LP87563-Q1 , TPS62811-Q1 , TPS745-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1 Introduction
  5. 2 Design Parameters
  6. 3 Power Design
  7. 4 Sequencing
    1. 4.1 Startup
    2. 4.2 Shutdown
  8. 5 Schematic
  9. 6 Compatibility with X9HP
  10. 7 Software Drivers
  11. 8 Recommended External Components
  12. 9 Summary
  13. 10References

Abstract

This document details the design considerations of a power design for the Semidrive X9SP automotive SoC (system-on-chip) power rails using the LP87521-Q1, LP87562-Q1, and LP87563-Q1 power management ICs (PMICs).