Infineon 8KW HFHD PSU Manuals

Manuals and User Guides for Infineon 8KW HFHD PSU. We have 1 Infineon 8KW HFHD PSU manual available for free PDF download: Manual

Infineon 8KW HFHD PSU Manual

Infineon 8KW HFHD PSU Manual (74 pages)

8 kW high power density and high frequency PSU for AI data centers and servers

Brand: Infineon | Category: Computer Hardware | Size: 10 MB

Table of Contents

About this Document
1
Table of Contents
3
Safety Information
5
Important Notice
5
Safety Precautions
6
Background and Specifications
7
Application Background
7
The OCP Orv3 Specification
7
Key Features of the 8 Kw PSU
7
Electrical Performance of the 8 Kw PSU
9
System Overview and Description
12
System Overview
12
Topology Selection
12
Power Stage Control and Protections
14
Highlighted Products
14
Hardware Implementation
16
PFC and LLC Power Daughter Cards
17
LLC Transformer Implementation Overview
18
PSU Efficiency and Losses
19
Topology Blocks Description
20
Bridgeless Interleaved Totem-Pole PFC
20
Performance of the Topology Block Standalone
20
EMI Filter Magnetics
22
PFC Magnetics
24
Control Scheme of the PFC
25
Sensing in the PFC Converter
26
Driving Coolsic™ and Coolmos™ Switches
27
High Frequency LLC Resonant Converter
30
Performance of the Standalone Topology Block
30
LLC Integrated Transformer and Inductors
32
Driving Coolgan™ and Optimos™ Switches
35
Hold-Up Time Extension, Inrush and Re-Rush Current Control
37
Experimental Results
40
Steady-State Performance
40
PSU Efficiency and Power Losses
40
PSU Power Factor Correction and Ithd
40
PSU Startup
41
Output and Bulk Voltage Ripple
43
Bridgeless Interleaved Totem-Pole PFC
45
Half-Bridge LLC
46
Thermal Performance
47
Dynamic Performance
49
Output Load Transients
49
AC Input Voltage Sag
50
Hold-Up Time Extension and Re-Rush Current Limit Circuits
51
EMI Measurements
52
Summary
56
List of Figures
57
Bill of Materials
59
Schematics
65
References
71
Acronyms/Abbreviations
72
Revision History
73
Disclaimer
74

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