SLLA646 August   2024 ISO6520 , ISO6520-Q1 , ISO6521 , ISO6521-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Where are Digital Isolators Commonly Used?
    2. 1.2 What is Functional Isolation?
    3. 1.3 Key Benefits of Functional Isolation
  5. 2Application Use Cases
    1. 2.1 Telecom Power Supplies
      1. 2.1.1 48V Isolated DC-DC
      2. 2.1.2 48V Non-Isolated DC-DC
    2. 2.2 Server Power Supply
      1. 2.2.1 Totem-Pole Power Factor Correction Stage
      2. 2.2.2 Half-Bridge LLC Stage
    3. 2.3 AC - DC Power Supply in Pluggable Wall-Chargers
      1. 2.3.1 Introduction
      2. 2.3.2 Topology Details
      3. 2.3.3 Using ISO65xx for Reliable PWM Signaling
    4. 2.4 Semiconductor Test and Measurement
  6. 3Conclusion
  7. 4References

2.2 Server Power Supply

Server Power Supply Unit (PSU) have various stages in their power supply for an efficient power delivery. This generally starts with the AC mains as the input source.

A typical block diagram for a server PSU stage is as shown in Figure 2-3.

Typical Server Power Supply Unit (PSU) Implementation With ISO65xxFigure 2-3 Typical Server Power Supply Unit (PSU) Implementation With ISO65xx