Intel ATOM US15W User Manual
Page 22
Power Management
User’s Manual
22
Document Number: 320264
Agilent 34401A (6½ digit
display)
Fluke 79 (3 digit display)
Specification
(±0.0030 % of reading)
+ (±0.0030 % of range)
±0.09% ±2 digits
Min Voltage displayed
Calculated power
1.49193 mV
0.22258 mW
1.47 mV
0.216 mW
Max voltage displayed
Calculated power
1.49206 mV
0.22624 mW
1.51 mV
0.228 mW
Error in power
±0.009 %
±0.3 %
NOTE: The precision achieved by using a high precision digital multi-meter versus a normal
digital multi-meter is ~33 times more accurate.
Table 7
summarizes all the power measurement sense resistors located on the Crown
Beach board. All sense resistors are 0.01 Ω unless otherwise noted.
Table 7. Crown Beach Voltage Rails
Sch Page
Comp
onent
Vo
lt
age
Supply
Rail
Ref
Des
Res
istor
Supply Po
w
e
r
Topo
lo
gy
11 SCH 1.8
V
+V1.8
+V1.8_SM_SCH R5T3
0.01,
1%
DDR2_VR
11 SCH 1.05
V +V1.05S_SCH
+V1.05S_SCH_VCORE
R6T7
0.01,
1%
VCORE
11 SCH 1.5
V +V1.5S_SCH +V1.5S_DLVDS_SCH
R6T9
0.01,
1%
LVDS
11 SCH 3.3
V
+V3.3
+V3.3_SCH_SUS R6T13
0.01,
1%
SUS
11 SCH 3.3
V
+V3.3S
+V3.3S_SCH R5T5
0.01,
1%
3.3 V
11 SCH 1.05
V +V1.05S_VTT +V1.05S_VTT_SCH
R5U35
0.01,
1% VTT
SCH
11
SCH
1.5 V
+V1.5S
+V1.5S_SCH
R5T6
0.01,
1% 1.5CORE
11 SCH 1.5
V +V1.5S_SCH +V1.5S_SDVO_SCH
R6T10
0.01,
1%
SDVO
11 SCH 1.05
V +V1.05S_VTT +V1.05S_VTT_CPU R3U1
0.01,
1% VTT
CPU