Intel EPS1U Bedienungsanleitung PDF herunterladen (Seite 3)

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EPS1U Power Supply Design Guide, V1.1

Contents

1 Purpose ..........................................................................................................................................................5

2 Conceptual Overview....................................................................................................................................5

3 Definitions/Terms/Acronyms .......................................................................................................................6

4 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

5 AC Input Requirements ..............................................................................................................................10

5.1 AC Inlet Connector ............................................................................................................................10

5.2 AC Input Voltage Specification..........................................................................................................10

5.3 Input Under Voltage ..........................................................................................................................10

5.4 Efficiency...........................................................................................................................................11

5.5 AC Line Dropout................................................................................................................................ 11

5.6 AC Line Fuse.....................................................................................................................................11

5.7 AC Inrush...........................................................................................................................................11

5.8 AC Line Transient Specification ........................................................................................................ 12

5.9 AC Line Fast Transient Specification................................................................................................12

6 DC Output Specification.............................................................................................................................13

6.1 Connector..........................................................................................................................................13

6.2 Grounding.......................................................................................................................................... 15

6.3 Remote Sense...................................................................................................................................15

6.4 Output Power/Currents......................................................................................................................15

6.4.1 Standby Outputs ...................................................................................................................17

6.5 Voltage Regulation ............................................................................................................................ 18

6.6 Dynamic Loading...............................................................................................................................18

6.7 Capacitive Loading............................................................................................................................19

6.8 Ripple / Noise .................................................................................................................................... 19

6.9 Timing Requirements ........................................................................................................................ 20

7 Protection Circuits ......................................................................................................................................23

7.1 Current Limit...................................................................................................................................... 23

7.2 240VA Protection ..............................................................................................................................23

7.3 Over Voltage Protection ....................................................................................................................24

7.4 Over Temperature Protection............................................................................................................24

8 Control and Indicator Functions................................................................................................................25

8.1 PSON

...............................................................................................................................................25

8.2 PWOK (Power OK)............................................................................................................................26

8.3 ACWarning ........................................................................................................................................27

8.4 Field Replacement Unit (FRU) Signals .............................................................................................28

8.4.1 FRU Data ..............................................................................................................................28

8.4.2 FRU Data Format..................................................................................................................28

8.5 LED Indicator..................................................................................................................................... 30

1 2 3 4 5 6 7 8 ... 30 31

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