Home
Intel
Computer Hardware
ATX 3.0
Intel ATX 3.0 User Manual
5
of 1
of 1 rating
89 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
Flex ATX
Specific
Guidelin
es 2.0
88
336521
16
Flex ATX S
pecific G
uidelines
2.0
For Flex ATX Form Factor with 12
-
volt connector power supplies.
All Form Factors Revision Summary:
PSU DG
CFX12V
LFX12V
ATX12V
SFX12V
TFX12V
Flex ATX
2.0
2.0
2.0
3.0
4.0
3.0
2
.0
16.1
Physical Dimensi
ons
–
REQUIRED
Figure
16
-1
: Mechanical Outline
87
89
Table of Contents
Table of Contents
3
Introduction
13
Alternative Low Power Mode for Power Supplies
13
Reference Documentation
13
Terminology
15
Table 1-1: Conventions and Terminology
15
Table 1-2: Support Terminology
16
Processor Configurations
17
Processor Configurations - RECOMMENDED
17
High End Desktop Market Processor Considerations
17
Table 2-1: 12V2 Current for Processor Configurations
17
Modular Power Supply Connectors
18
Overclocking Recommendations
19
PCI Express* Add-In Card Considerations
20
Pcie* Add-In Card Power Excursions
20
Table 3-1: PCI Express* CEM Add-In Card Power Excursion Limits Table
21
Pcie* Add-In Card and PSU Power Budgets
22
Figure 3-1: PCI Express* CEM Add-In Card Power Excursion Limits Chart
22
Table 3-2: Pcie* AIC and PSU Power Budget Used for Peak Power Excursion Test Cases
23
PSU Power Excursion
24
Table 3-3: Pcie* AIC and PSU Power Budget Used for Peak Power Excursion
24
Pcie* AIC Auxiliary Power Connectors
25
Figure 3-2: Duty Cycle Definition
25
Table 3-4: Duty Cycle Example Test Criteria for a 1000W PSU - RMS
25
Pcie* Add-In Card Auxiliary Power Connectors Sideband Signals
26
Table 3-5: Auxiliary Power Connectors Power Supply Rail Requirements - +12V Only
26
Sense1 / Sense0 (Required)
27
CARD_PWR_STABLE (Optional)
27
Table 3-6: PCI Express* 12VHPWR Connector Power Limits
27
CARD_CBL_PRES# (Optional)
28
Sideband Signals DC Specifications (Required)
29
Table 3-7: PCI Express* 12VHPWR Connector - Sideband Signal DC Specifications
29
Electrical
30
AC Input - REQUIRED
30
Input over Current Protection - REQUIRED
30
Inrush Current - REQUIRED
30
Input under Voltage - REQUIRED
30
Table 4-1: AC Input Line Requirements
30
DC Output - REQUIRED
31
DC Voltage Regulation - REQUIRED
31
DC Output Current - REQUIRED
31
Table 4-2: DC Output Voltage Regulation
31
Table 4-3: DC Output Transient Step Sizes
31
Table 4-4: DC Output Transient Slew Rate
32
Remote Sensing - RECOMMENDED
33
Other Low Power System Requirements
33
Output Ripple Noise - REQUIRED
33
Table 4-5: Recommended Standby Rail DC and AC Power Efficiency
33
Capacitive Load - RECOMMENDED
34
Figure 4-1: Differential Noise Test Setup
34
Table 4-6: DC Output Noise/Ripple
34
Table 4-7: Output Capacitive Loads
34
Closed Loop Stability - REQUIRED
35
+5V DC / +3.3V DC Power Sequencing - REQUIRED
35
Figure 4-2: Power Supply Timing
35
Voltage Hold-Up Time - REQUIRED
36
12V2 DC Minimum Loading - REQUIRED
36
Timing, Housekeeping and Control - REQUIRED
36
Figure 4-3: Power on Timing
36
Table 4-8: 12V2 DC Minimum Current
36
Pwr_Ok - Required
37
Table 4-9: Power Supply Timing
37
Power-Up Cross Loading Condition - REQUIRED
38
Ps_On# - Required
38
Table 4-10: PWR_OK Signal Characteristics
38
Table 4-11: PS_ON# Signal Characteristics
38
5Vsb - Required
39
Figure 4-4: PS_ON# Signal Characteristics
39
Power-On Time - REQUIRED
40
Rise Time - REQUIRED
40
Figure 4-5 +5VSB Power on Timing Versus VAC
40
Overshoot at Turn-On / Turn-Off - REQUIRED
41
Reset after Shutdown
41
5VSB at Power-Down - REQUIRED
41
Figure 4-6: Rise Time Characteristics
41
5VSB Fall Time - RECOMMENDATION
42
Output Protection
42
Over Voltage Protection (OVP) - REQUIRED
42
Figure 4-7: 5VSB Fall Time
42
Table 4-12: over Voltage Protection
42
Short Circuit Protection (SCP) - REQUIRED
43
Load Situation - REQUIRED
43
Over Current Protection (OCP) - REQUIRED
43
Over Temperature Protection (OTP) - REQUIRED
43
Output Bypass - REQUIRED
43
Separate Current Limit for 12V2 - OPTIONAL
43
Overall Power Supply Efficiency Levels
44
Table 4-13: Efficiency Versus Load Minimum Requirements
44
Table 4-14: Low Load Efficiency Requirements
44
Power Supply Efficiency for Energy Regulations - ENERGY STAR* and CEC (California Energy Commission) PC Computers with High Expandability Score - RECOMMENDED
45
Table 4-15: Efficiency Versus Load for ENERGY STAR
45
Table 4-16: Efficiency Versus Load for CEC PC Computers with High Expandability Computers
45
Mechanical
47
Labeling and Marking - RECOMMENDED
47
Figure 5-1: 12VHPWR Connector Labeling Example
47
Connectors - REQUIRED
48
AC Connector
48
DC Connectors
48
Figure 5-2: Connectors (Pin-Side View, Not to Scale)
48
Table 5-1: Main Power Connector Pin-Out
48
Main Power Connector - REQUIRED
49
Peripheral Connectors
49
Floppy Drive Connector - Do Not Include (for Historical Reference Only)
50
PCI-Express* (Pcie*) Add-In Card Connectors (Recommended)
50
Table 5-2: Peripheral Connector Pin-Out
50
Table 5-3: Floppy Connector Pin-Out
50
Table 5-4: Pcie* 2X3 Auxiliary Power Connector Pin Assignment (75 Watts)
51
Table 5-5: Pcie* 2X4 Auxiliary Power Connector Pin Assignment (150 Watts)
52
Table 5-6: Pcie* 2X4 Auxiliary Power Connector Sense Pin Decoding by AIC
52
Figure 5-3: 12VHPWR Cable Plug Connector
53
Figure 5-4: 12VHPWR Cable Assembly
54
+12 V Power Connector
55
Table 5-7: Pcie* 12VHPWR Auxiliary Power Connector Pin Assignment (600 Watts)
55
Table 5-8: +12 V Power 4 Pin Connector Pin-Out
55
Serial ATA* Connectors - REQUIRED
56
Table 5-9: +12 V Power 8 Pin Connector Pin-Out
56
Table 5-10: Serial ATA* Power Connector Pin-Out
56
Airflow and Fans - RECOMMENDED
57
Fan Location and Direction
57
Fan Size and Speed
57
Figure 5-5: Serial ATA* Power Connector
57
Venting
58
Acoustics
59
Acoustics - RECOMMENDED
59
Table 6-1: Recommended Power Supply Acoustic Targets
59
Environmental
60
Temperature - RECOMMENDED
60
Thermal Shock (Shipping) - RECOMMENDED
60
Humidity - RECOMMENDED
60
Altitude - RECOMMENDED
60
Mechanical Shock - RECOMMENDED
60
Random Vibration - RECOMMENDED
61
Electromagnetic Compatibility
62
Emissions - REQUIRED
62
Immunity - REQUIRED
62
Input Line Current Harmonic Content - OPTIONAL
62
Magnetic Leakage Field - REQUIRED
62
Table 8-1: EMC Requirement by Country
62
Voltage Fluctuations and Flicker - REQUIRED
63
Safety
64
North America - REQUIRED
64
International - REQUIRED
64
Proscribed Materials - REQUIRED
65
Catastrophic Failure Protection - RECOMMENDED
65
Reliability
66
Reliability - RECOMMENDED
66
Reliability - PS_ON# Toggle for S0Ix Mode - REQUIRED
66
CFX12V Specific Guidelines 2.0
67
Physical Dimensions - REQUIRED
67
Figure 11-1: CFX12V Mechanical Outline
67
LFX12V Specific Guidelines 2.0
68
Physical Dimensions - REQUIRED
68
Figure 12-1: LFX 12V Mechanical Outline
68
Figure 12-2: Mechanical Details
69
Figure 12-3: PSU Slot Feature Detail
70
Figure 12-4: Recommended Chassis Tab Feature
71
ATX12V Specific Guidelines 3.0
72
Figure 13-1: Power Supply Dimensions for Chassis that Does Not Require Top Venting
72
Figure 13-2: Power Supply Dimensions for Chassis that Require Top Venting
73
SFX12V Specific Guidelines 4.0
74
Lower Profile Package - Physical Dimensions - REQUIRED
74
Fan Requirements - REQUIRED
74
Figure 14-1: 40 MM Profile Mechanical Outline
75
Figure 14-2: Chassis Cutout
75
Top Fan Mount Package - Physical Dimensions -REQUIRED
76
Fan Requirements - REQUIRED
76
Figure 14-3: Top Mount Fan Profile Mechanical Outline
77
Reduced Depth Top Mount Fan - Physical
78
Fan Requirements - REQUIRED
78
Figure 14-4: Chassis Cutout
78
Figure 14-5: Recessed Fan Mounting
78
Figure 14-6: Reduced Depth Top Mount Fan Profile Mechanical Outline
79
Figure 14-7: Chassis Cutout
79
Standard SFX Profile Package - Physical Dimensions - REQUIRED
80
Fan Requirements - REQUIRED
80
Figure 14-8: 60 MM Mechanical Outline
80
PS3 Form Factor-Physical Dimensions - REQUIRED
81
Fan Requirements - REQUIRED
81
Figure 14-9: Chassis Cutout
81
Figure 14-10: PS3 Mechanical Outline
82
TFX12V Specific Guidelines 3.0
83
Physical Dimensions - REQUIRED
83
Figure 15-1: Mechanical Outline
83
Figure 15-2: Dimensions and Recommended Feature Placements (Not to Scale)
84
Mounting Options - RECOMMENDED
85
Figure 15-3: Power Supply Mounting Slot Detail
85
Chassis Requirements - RECOMMENDED
86
Figure 15-4: Fan Right and Fan Left Orientations of Power Supply in a Chassis
86
Figure 15-5: Suggested TFX12V Chassis Cutout
86
Figure 15-6: Suggested Mounting Tab (Chassis Feature)
87
Flex ATX Specific Guidelines 2.0
88
Physical Dimensions - REQUIRED
88
Figure 16-1: Mechanical Outline
88
Figure 16-2: Dimensions and Recommended Feature Placements (Not to Scale)
89
5
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Intel ATX 3.0 and is the answer not in the manual?
Ask a question
Intel ATX 3.0 Specifications
General
Brand
Intel
Model
ATX 3.0
Category
Computer Hardware
Language
English
Related product manuals
Intel Atom N2800
129 pages
Intel Atom E3900 SoC Series
11 pages
Intel Agilex Series
230 pages
45NM - Phenom II X4 925 AM3 2.8GHZ 8MB 95W 4000MHZ Pib
2 pages
Intel 865G
64 pages
Intel 8086
30 pages
Intel I3-530
51 pages
Intel BX80623I72600
4 pages
Intel BX80623I52500K
74 pages
Intel Core 2 Duo Processor
81 pages
520J - Pentium 4 2.80GHz 800MHz 1MB Socket 775 CPU
96 pages
E2180 - Pentium Dual-Core 2.00GHz 800MHz 1MB Socket 775 CPU
148 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
