ADLINK cBP-3204[R] User Manual
Page 48
38
• Backplane
4.4 cBP-3052E Backplane
4.4.1
Specifications
u
Compliant with 31-pin CompactPCI power standard of PICMG 2.11
u
Support two 3U redundant power supply unit
u
With external AC power input screw terminal
u
With two ATX DC output connectors
u
Dimension: 133.35 mm x 81.0 mm x 3.2 mm (3U height, 4-slot width)
4.4.2
PCB Drawing
4.4.4
Connectors pin assignments
u
J1 & J2: Standard 31-pin CompactPCI power supply sockets,
compliant with PICMG 2.11 specifications
u
CN1, CN2: Two identical ATX-like power output connectors
Signal
Pin No. Pin No.
Signal
+3.3V
1
11
+3.3V
+3.3V
2
12
-12V
GND
3
13
GND
+5V
4
14
INH#
GND
5
15
GND
+5V
6
16
5V Sense-
GND
7
17
GND
FAL#
8
18
N/C
DEG#
9
19
+5V Sense+
+12V
10
20
+5V
Front view
Rear view