Table 14. Digital Multi-Meter Comparison; Table 15. System Voltage Rails - Intel Core 2 Duo Processor User Manual

Development Board Features

Table 14. Digital Multi-Meter Comparison

Sense Resistor Value:
Voltage Difference Across Resistor:
Calculated Power:
Agilent 34401A (6 ½ digit display)
Specification:
Min Voltage Displayed:
Calculated Power:
Max Voltage Displayed:
Calculated Power:
Error in Power:
As T able 14
2
versus a standard digital multi-meter is ~33 times more accurate.
T able 15
2
board. All sense resistors are 0.002Ω unless otherwise noted. Reference designators
marked with an asterisk are "not stuffed" on the board.

Table 15. System Voltage Rails

Component / Voltage
Interface
CPU VR 5V
CPU VR Battery
CPU VR 1.05V
CPU VR 1.05V
CPU 1.05V
CPU 1.5V
GMCH VR Battery
GMCH VR Battery
GMCH VR Battery
GMCH VR Battery
GMCH VR 5 V
GMCH VR 3.3V
GMCH VR 1.05 V
Development Kit User's Manual
Example System
(±0.0030% of reading)
+ (±0.0030% of range)
1.49193 mV
1.1129 mW
1.49206 mV
1.1131 mW
±0.009%
shows the precision achieved by using a high precision digital multi-meter
summarizes all the power measurement sense resistors located on the
Supply
Plane
+V5S
+VBAT
6262_PHASE1
6262_PHASE2
+V1.05S
+V1.5S
+VBATA
+VBATA
+VBATA
+VBAT
+V5S
+V3.3S_TVDAC
51124_LL2_L
0.002Ω
1.492 mV (746 mA)
1.113 mW
Fluke 79 (3 digit display)
Specification:
Min Voltage Displayed:
Calculated Power:
Max Voltage Displayed:
Calculated Power:
Error in Power:
Rail
+V5S_Intel® MVP6
+VDC_PHASE
+VCC_CORE
+VCC_CORE
+V1.05S_CPU
+VCCA_PROC
1.05S_VIN
1.05M_VIN
1.5S_VIN
GVR_VBAT
+V5S_GVR
+V3.3S_A_TV_DAC
+V1.05M
±0.09% ±2 digits
1.47 mV
1.08 mW
1.51 mV
1.14 mW
±0.3%
Reference
Designator
R1B4
R1P6
R3D1
R2D1
R3U2* & R3U1*
R3R14 (0.01Ω)
R4G3
R4V10
R5V5
R3V1
R3F4
R4F3
R4F7
41