118 SBC329 3U VPX Single Board Computer
Publication No. SBC329-HRM/1
A.2.2 Power Consumption
With no mezzanine card fitted, when operating in Turbo mode (up to 3.7 GHz) and
with the CPU cores working under absolute maximum load conditions, the SBC329
will dissipate an estimated maximum of approximately 70 W.
A summary of total board power is shown below:
Table A-3 Power Consumption (SBC329-xxxxxx1xx Variant)
CPU Variant Temperature Operation Total Board Power Temperature Operation Total Board Power
-x4xxxxxxx
(E3-1505M)
+25°C
Typical
20.15 W
+85°C
Typical
25.31 W
Maximum 61.86 W
Maximum 39.06 W
Peak
90.42 W
Peak
61.62 W (estimated)
-x3xxxxxxx
(E3-1505L)
+25°C
Typical
20.03 W
+85°C
Typical
30.35 W
Maximum
52.02 W
Maximum
38.48 W
Peak
58.02 W
Peak
61.62 W (estimated)
Table A-4 Power Consumption (SBC329-xxxxxx2xx Variant)
CPU Variant Temperature Operation Total Board Power
Temperature Operation Total Board Power
-x4xxxxxxx
(E3-1505M)
+25°C
Typical
18.63 W (estimated)
+85°C
Typical
28.81 W
Maximum 56.42 W (estimated)
Maximum 32.1 W
Peak
82.12 W (estimated)
Peak
TBD W
-x3xxxxxxx
(E3-1505L)
+25°C
Typical
16.03 W
+85°C
Typical
27.48 W
Maximum
42.57 W
Maximum
35.97 W
Peak
52.62 W (estimated)
Peak
TBD W
A.2.3 Current Consumption (SBC329-xxxxxx1xx Variant)
The following tables show current consumption measured values for the
SBC329-xxxxxx1xx (12V) variant. In all cases, Turbo mode was switched off.
Table A-5 Current Consumption
–
SBC329-xxxxxx1xx Variant
–
12V (VS1) Rail
CPU Variant Temperature Operation Current @ 12V Temperature Operation Current @ 12V
-x4xxxxxxx
(E3-1505M)
+25°C
Typical
1.21 A
85°C
Typical
1.64 A
Maximum 4.52 A
Maximum 2.62 A
Peak
6.9 A
Peak
4.5 A (estimated)
-x3xxxxxxx
(E3-1505L)
+25°C
Typical
1.2 A
+85°C
Typical
1.99 A
Maximum 3.7 A
Maximum 2.62 A
Peak
4.2 A
Peak
TBD A
Current consumption on the non-primary rails does not vary so much with load or
environmental conditions.
Table A-6 Current Consumption
–
3.3V Rail (Vs2)
Temperature (°C) Operation Current @ 3.3 V
+25°C
Typical
0.9 A
Maximum
1.0 A