1
Resistanceprogramming accuracy varies with output current. For example, for an N7970A unit at 0.1Ω with a 50A transient, accuracy is:
(0.1Ω * 0.06%) + (1.6mΩ*A/50A) = 92 µΩ.
2
Per degree C
3
From occurrenceof over-voltageto start of shutdown
4
With single point averaging
5
From 20 Hz to 300 kHz for rms noise; from 20 Hz to 20 MHz for peak-to-peak noise
6
With full resistive load and a voltage transition from 0.1% to 100% of rated output
7
With no load and a voltagetransition from 100% to 0.1% of rated output
8
From start of voltagechange to within 0.1% of final full scale value
9
With full resistive load and a current transition from 0.1% to 100% or 100% to 0.1% of rated output
10
With High Bandwidth setting, no load condition (seeVoltage Programming Response)
11
With resistiveload condition
Supplemental Characteristics - Keysight N6900/N7900 High Voltage Series
2 kW Characteristics
N6976A N6977A N7976A N7977A
Minimum compliancelimits
Voltage priority:
Current priority:
16 mA
120 mV
13 mA
160 mV
16 mA
120 mV
13 mA
160 mV
Voltage programming
Range:
Resolution:
Resolution:
0.12 to 122.4 V
16.9 mV
2.5 mV
0.16 to 163.2 V
22.5 mV
3.6 mV
0.12 to 122.4 V
2.5 mV
0.16 to 163.2 V
3.6 mV
Current programming
Range-no dissipator:
Range-with dissipator:
Resolution:
Resolution:
–1.7 to 17.034A
–17.034 to 17.034A
5 mA
0.32 mA
–1.275 to 12.75 A
–12.75 to 12.75 A
3.8 mA
0.24 mA
–1.7 to 17.034A
–17.034 to 17.034A
0.32 mA
–1.275 to 12.75 A
–12.75 to 12.75 A
0.24 mA
Current measurement range
High range:
Low range:
Low range:
-37.6 to 37.6 A
N/A
-1.84 to 1.84 A
-28.1 to 28.1 A
N/A
-1.37 to 1.37 A
-37.6 to 37.6 A
-1.84 to 1.84 A
-28.1 to 28.1 A
-1.37 to 1.37 A
Resistance programming
Range:
Resolution:
Accuracy:
1
Accuracy:
0 to 6.8 Ω
60 µΩ
0.1% +17.7 mΩ *A
0.06% +17.7 mΩ *A
0 to 12.8 Ω
108 µΩ
0.1% +25.6 mΩ *A
0.06% +25.6 mΩ *A
0 to 6.8 Ω
60 µΩ
0.06% +17.7 mΩ *A
0 to 12.8 Ω
108 µΩ
0.06% +25.6 mΩ *A
Voltage programming & measurement
TempCo:
2
0.0022%+430µV 0.0022%+570µV 0.0022%+430µV 0.0022%+530µV
Current programming & measurement
TempCo
2
TempCo:
0.0065%+12µA
0.0036%+40µA
0.0058%+30µA
0.0036%+30µA
0.0036%+40µA 0.0036%+30µA
Current measurement low range Tem-
pCo
2
TempCo:
N/A
0.0046%+12µA
N/A
0.0045%+9µA
0.0046%+12µA 0.0045%+9µA
1 Quick Reference
52 Keysight N6900/N7900 Series Operating and Service Guide