Intel ATX 3.0 - Page 5

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10 Reliability ..................................................................................................... 66
10.1 Reliability - RECOMMENDED .................................................................. 66
10.2 Reliability – PS_ON# toggle for S0ix mode - REQUIRED ............................ 66
11 CFX12V Specific Guidelines 2.0 ........................................................................ 67
11.1 Physical Dimensions – REQUIRED .......................................................... 67
12 LFX12V Specific Guidelines 2.0 ........................................................................ 68
12.1 Physical Dimensions - REQUIRED ........................................................... 68
13 ATX12V Specific Guidelines 3.0 ........................................................................ 72
14 SFX12V Specific Guidelines 4.0 ........................................................................ 74
14.1 Lower Profile Package - Physical Dimensions - REQUIRED .......................... 74
14.2 Fan Requirements - REQUIRED .............................................................. 74
14.3 Top Fan Mount Package - Physical Dimensions -REQUIRED ........................ 76
14.4 Fan Requirements - REQUIRED .............................................................. 76
14.5 Reduced Depth Top Mount Fan - Physical ................................................ 78
14.6 Fan Requirements - REQUIRED .............................................................. 78
14.7 Standard SFX Profile Package – Physical Dimensions - REQUIRED............... 80
14.8 Fan Requirements - REQUIRED .............................................................. 80
14.9 PS3 Form Factor-Physical Dimensions - REQUIRED ................................... 81
14.10 Fan Requirements - REQUIRED .............................................................. 81
15 TFX12V Specific Guidelines 3.0 ........................................................................ 83
15.1 Physical Dimensions - REQUIRED ........................................................... 83
15.2 Mounting Options - RECOMMENDED ....................................................... 85
15.3 Chassis Requirements - RECOMMENDED ................................................. 86
16 Flex ATX Specific Guidelines 2.0 ....................................................................... 88
16.1 Physical Dimensions – REQUIRED .......................................................... 88
Figures
Figure 3-1: PCI Express* CEM Add-in Card Power Excursion Limits Chart ................................... 22
Figure 3-2: Duty Cycle Definition ......................................................................................... 25
Figure 4-1: Differential Noise Test Setup ............................................................................... 34
Figure 4-2: Power Supply Timing ......................................................................................... 35
Figure 4-3: Power on Timing ............................................................................................... 36
Figure 4-4: PS_ON# Signal Characteristics ............................................................................ 39
Figure 4-5 +5VSB Power on timing versus VAC ...................................................................... 40
Figure 4-6: Rise Time Characteristics.................................................................................... 41
Figure 4-7: 5VSB Fall Time ................................................................................................. 42
Figure 5-1: 12VHPWR Connector Labeling Example ................................................................ 47
Figure 5-2: Connectors (Pin-side view, not to Scale) ............................................................... 48
Figure 5-3: 12VHPWR Cable Plug Connector .......................................................................... 53
Figure 5-4: 12VHPWR Cable Assembly .................................................................................. 54
Figure 5-5: Serial ATA* Power Connector .............................................................................. 57
Figure 11-1: CFX12V Mechanical Outline ............................................................................... 67
Figure 12-1: LFX 12V Mechanical Outline .............................................................................. 68
Figure 12-2: Mechanical Details ........................................................................................... 69