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SSI America EPS2U Manuals
Manuals and User Guides for SSI America EPS2U. We have
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SSI America EPS2U manual available for free PDF download: Design Manual
SSI America EPS2U Design Manual (30 pages)
A Server System Infrastructure (SSI) Specification For Entry Chassis Power Supplies
Brand:
SSI America
| Category:
Power Supply
| Size: 0 MB
Table of Contents
Table of Contents
3
1 Purpose
5
2 Conceptual Overview
5
3 Definitions/Terms/Acronyms
6
4 Mechanical Overview
7
Figure 1: Enclosure Drawing
7
Airflow Requirements
8
Temperature Requirements
8
Table 1: Thermal Requirements
8
5 AC Input Requirements
9
AC Inlet Connector
9
AC Input Voltage Specification
9
Efficiency
9
Table 2: AC Input Rating
9
Table 3: Efficiency
9
AC Line Dropout
10
AC Line Fuse
10
AC Inrush
10
AC Line Transient Specification
10
AC Line Fast Transient Specification
11
Table 4: AC Line Sag Transient Performance
11
Table 5: AC Line Surge Transient Performance
11
600 DC Output Specification
12
Output Connectors
12
Power Rail Configurations
12
Table 6: 12V Rail Summary
12
Baseboard Power Connector
13
Table 7: P1 Baseboard Power Connector - Common Plane
13
Table 8: P1 Baseboard Power Connector - Split Plane
13
Processor Power Connector
14
Table 9: Processor Power Connector - Common Plane
14
Table 10: Processor Power Connector - Split Plane
14
Peripheral Power Connectors
15
Floppy Power Connector
15
Server Signal Connector
15
Table 11: Peripheral Power Connectors
15
Table 12: P9 Floppy Power Connector
15
Grounding
16
Remote Sense
16
Table 13: Server Signal Connector
16
Output Power/Currents
17
Table 14: 480 W Load Ratings - Common Plane
17
Table 15: 550 W Load Ratings - Split Plane
17
Standby Outputs
18
Table 16: 600 W Load Ratings - Split Plane
18
Table 17: 650 W Load Ratings - Split Plane
18
Voltage Regulation
19
Table 18: Voltage Regulation Limits
19
Table 19: Optional +5V Regulation Limits
19
Dynamic Loading
20
Capacitive Loading
20
Table 20: Transient Load Requirements
20
Table 21: Capacitve Loading Conditions
20
Ripple / Noise
21
Timing Requirements
21
Table 22: Ripple and Noise
21
Table 23: Output Voltage Timing
21
Figure 2: Output Voltage Timing
22
Table 24: Turn On/Off Timing
22
Figure 3: Turn On/Off Timing (Single Power Supply)
23
7 Protection Circuits
24
Current Limit
24
240VA Protection
24
Table 25: over Current Protection
24
Over Voltage Protection
25
Over Temperature Protection
25
Table 26: over Current Protection
25
Table 27: over Voltage Limits
25
8 Control and Indicator Functions
26
Pson
26
Figure 4: PSON# Signal Characteristics
26
Table 28: PSON
26
Signal Characteristic
26
PWOK (Power OK)
27
Field Replacement Unit (FRU) Signals
27
FRU Data
27
Table 29: PWOK Signal Characteristics
27
FRU Data Format
28
Table 30: FRU Device Information
28
Table 31: FRU Device Product Information Area
28
Table 32: FRU Device Product Information Area
29
9 Mtbf
30
10 Agency Requirements
30
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