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8 power supply, Power supply - 15, 1 power connector - 15 – Kontron AT8902 User Manual

Page 49: 14 power connector (p10) - 15, At8902 hardware description

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AT8902

Hardware Description

Page 3 - 15

AT8902 User Guide

3.1.8

Power Supply

The power supply fulfills the PICMG 3.0 requirements and has the following characteristics:

• Full operation at -38VDC to -72VDC

• No damage inflicted to board at 0VDC to -75VDC

• Typical payload power consumption (no RTM, no AMCs): 65W

• Maximum payload power consumption (no RTM, no AMCs): 90W

• Management power consumption (suspend power): 7W

• Additional AMC payload power consumption: 75W

3.1.8.1

Power Connector

The power connector supplies the board with two 48V redundant rails, digital ground and chas-
sis ground. It also provides the redundant IPMB Shelf Manager connection.

Table 3-14: Power Connector (P10)

Signal

Pin

Pin

Signal

N.C.

1

2

N.C.

N.C.

3

4

N.C.

HA0

5

6

HA1

HA2

7

8

HA3

HA4

9

10

HA4

HA6

11

12

HA5

SCL_A

13

14

SDA_A

SCL_B

15

16

SDA_B

MT1_TIP(N.C.)

17

18

MT2_TIP(N.C.)

RING_A(N.C.)

19

20

RING_B(N.C.)

MT1_RING(N.
C.)

21

22

MT2_RING(N.
C.)

RRTN_A(N.C.)

23

24

RRTN_B(N.C.)

SHELF_GND

25

26

LOGIC_GND

ENABLE_B

27

28

VRTN_A

VRTN_B

29

30

EARLY_A

EARLY_B

31

32

ENABLE_A

-48V_A

33

34

-48V_B

4

16

20
24

26

28

32
31

34

1

13

25

29
27
30

33

17
21