多电压单板电源系统优化设计 ---- LINEAGE 凌骥电子(上海)有限公司.pdf

Considerations for On-Board Powering Using DC/DC Converters Outline On-Board Architectures – Basics of On-Board Architectures – Comparison of Architectures – Regulated vs. Unregulated Bus Converter – Improve Transient Response and Enable Sequencing Management Designing Systems Using the Bus and Hybrid Architectures – Input Filtering – Stabilizing the Bus – On/Off Considerations – PW B Layout Considerations – Paralleling the Bus Converter Simulation Tools – Input filter – Stability – Transient Response – Tunable Loop Information is Lineage Power Confidential Proprietary 2 Do Not Reproduce or Distribute Evolution of On-Board Architectures 48V 3.3V ALL-ISOLATED 2.5V 1.8V 1.2V Typically Typically Typically Typically 150W/board 150W/board 150W/board 150W/board 48V 3.3V 48V 12V 3.3V 2.5V 2.5V DPA (Distributed IBA (Intermediate Bus Power Architecture)