Intel ATX - Page 5

Design Guide 5
13.7 Standard SFX Profile Package – Physical Dimensions - Required .................. 55
13.8 Fan Requirements - Required ................................................................. 56
13.9 PS3 Form Factor- Physical Dimensions - Required ..................................... 57
13.10 Fan Requirements - Required ................................................................. 57
14 TFX12V Specific Guidelines 2.53 ........................................................................ 59
14.1 Physical Dimensions - Required .............................................................. 59
14.2 Mounting Options - Recommended .......................................................... 61
14.3 Chassis Requirements - Recommended ................................................... 62
15 Flex ATX Specific Guidelines 1.23 ...................................................................... 64
15.1 Physical Dimensions – Required .............................................................. 64
Figures
Figure 3-1: Differential Noise Test Setup ............................................................ 17
Figure 3-2: Power Supply Timing....................................................................... 19
Figure 3-3: Power on Timing ............................................................................ 20
Figure 3-4: PS_ON# Signal Characteristics ......................................................... 23
Figure 3-5: +5VSB Power on Timing Versus VAC ................................................. 24
Figure 3-6: Rise Time Characteristics ................................................................. 25
Figure 3-7: 5VSB Fall Time ............................................................................... 26
Figure 4-1: Connectors (Pin-side View, Not to Scale) ............................................ 31
Figure 4-2: Serial ATA* Power Connector ........................................................... 35
Figure 10-1: CFX12V Mechanical Outline ............................................................ 45
Figure 11-1: LFX 12V Mechanical Outline ............................................................ 46
Figure 11-2: Mechanical Details ........................................................................ 47
Figure 11-3: PSU Slot Feature Detail .................................................................. 47
Figure 11-4: Recommended Chassis Tab Feature ................................................. 48
Figure 12-1: Power Supply Dimensions for Chassis Not Requiring Top Venting ......... 49
Figure 12-2: Power Supply Dimensions for Chassis Requiring Top Venting ............... 50
Figure 13-1: 40 mm Profile Mechanical Outline .................................................... 52
Figure 13-2: Chassis Cutout ............................................................................. 52
Figure 13-3: Top Mount Fan Profile Mechanical Outline ......................................... 53
Figure 13-4: Chassis Cutout ............................................................................. 54
Figure 13-5: Recessed Fan Mounting ................................................................. 54
Figure 13-6: Reduced Depth Top Mount Fan Profile Mechanical Outline ................... 55
Figure 13-7: Chassis Cutout ............................................................................. 55
Figure 13-8: 60 mm Mechanical Outline ............................................................. 56
Figure 13-9: Chassis Cutout ............................................................................. 57
Figure 13-10: PS3 Mechanical Outline ................................................................ 58
Figure 14-1: Mechanical Outline ........................................................................ 59
Figure 14-2: Dimensions and Recommended Feature Placements (Not to Scale) ...... 60
Figure 14-3: Power Supply Mounting Slot Detail .................................................. 61
Figure 14-4: Fan Right and Fan Left Orientations of Power Supply in a Chassis ........ 62
Figure 14-5: Suggested TFX12V Chassis Cutout .................................................. 62
Figure 14-6: Suggested Mounting Tab (Chassis Feature)....................................... 63
Figure 15-1: Mechanical Outline ........................................................................ 64
Figure 15-2: Dimensions and Recommended Feature Placements (Not to Scale) ...... 65