Intel EPS1U User Manuals

Table of Contents

• Purpose

  5
• Conceptual Overview

  5
• Definitions/Terms/Acronyms

  6
• Mechanical Overview

  7
• 4.1 High Power Card Edge Form Factor

  7
• 4.2 Alternate Enclosure

  8
• 4.3 Airflow Requirements

  9
• 4.4 Temperature Requirements

  9
• AC Input Requirements

  10
• AC Inlet Connector

  10
• AC Input Voltage Specification

  10
• Input Under Voltage

  10
• Efficiency

  11
• AC Line Dropout

  11
• AC Line Fuse

  11
• AC Inrush

  11
• AC Line Transient Specification

  12
• AC Line Fast Transient Specification

  12
• DC Output Specification

  13
• Connector

  13
• Grounding

  15
• Remote Sense

  15
• Output Power/Currents

  15
• 6.4.1 Standby Outputs

  17
• Voltage Regulation

  18
• Dynamic Loading

  18
• Capacitive Loading

  19
• Ripple / Noise

  19
• Timing Requirements

  20
• Protection Circuits

  23
• Current Limit

  23
• 240VA Protection

  23
• Over Voltage Protection

  24
• Over Temperature Protection

  24
• Control and Indicator Functions

  25
• PSON

  25
• PWOK (Power OK)

  26
• ACWarning

  27
• Field Replacement Unit (FRU) Signals

  28
• 8.4.1 FRU Data

  28
• 8.4.2 FRU Data Format

  28
• LED Indicator

  30
• MTBF

  30
• Agency Requirements

  31
• Enclosure Drawing

  7
• Alternate Enclosure Drawing

  8
• Edge Finger Layout

  14
• Output Voltage Timing

  20
• Turn On/Off Timing (Signal Power Supply)

  22
• PSON# Signal Characteristics

  25
• Table 1: Definitions, Terms, and Acronyms (listed alphabetically)

  6
• Table 2: Thermal Requirements

  9
• Table 3: AC Input Rating

  10
• Table 4: AC Line Sag Transient Performance

  12
• Table 5: AC Line Surge Transient Performance

  12
• Table 6: Edge Finger Pinout

  13
• Table 7: 125 W Load Ratings

  16
• Table 8: 250 W Load Ratings

  16
• Table 9: 350 W Load Ratings

  17
• Table 10: Voltage Regulation Limits

  18
• Table 11: Optional +5V Regulation Limits

  18
• Table 12: Transient Load Requirements

  18
• Table 13: Capacitve Loading Conditions

  19
• Table 14: Ripple and Noise

  19
• Table 15: Output Voltage Timing

  20
• Table 16: Turn On/Off Timing

  21
• Table 17: Over Current Protection

  23
• Table 18: Over Current Protection

  23
• Table 19: Over Voltage Limits

  24
• Table 20: PSON Signal Characteristic

  25
• Table 21: PWOK Signal Characteristics

  26
• Table 22: ACWarning Signal Characteristics

  27
• Table 23: FRU Device Information

  28
• Table 24: FRU Device Product Information Area

  28
• Table 25: FRU Device MultiRecord Area

  29
• Table 26: LED Indicators

  30