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Voltage

Power Supply Roundup: Part II
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Voltages at 100% Load
Nominal ValueMeasurementPermitted Deviation
3.3 V3.23 V3.14 V to 3.47 V
5 V4.99 V4.75 V to 5.25 V
12 V11.98 V11.40 V to 12.60 V
12 V (CPU)11.78 V11.40 V to 12.60 V
5 V (Standby)5.05 V4.75 V to 5.25 V
-12 V-12.34 V-10.80 V to -13.20 V

Voltages at 50% Load
Nominal ValueMeasurementPermitted Deviation
3.3 V3.30 V3.14 V to 3.47 V
5 V5.05 V4.75 V to 5.25 V
12 V12.05 V11.40 V to 12.60 V
12 V (CPU)11.95 V11.40 V to 12.60 V
5 V (Standby)5.10 V4.75 V to 5.25 V
-12 V-12.15 V-10.80 V to -13.20 V

Voltages at 20% Load
Nominal ValueMeasurementPermitted Deviation
3.3 V3.34 V3.14 V to 3.47 V
5 V5.08 V4.75 V to 5.25 V
12 V12.09 V11.40 V to 12.60 V
12 V (CPU)12.08 V11.40 V to 12.60 V
5 V (Standby)5.13 V4.75 V to 5.25 V
-12 V-12.01 V-10.80 V to -13.20 V

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