1 kW Characteristics
N7950A N7951A N7952A N7953A N7954A1
Voltage up-
programming time
6
10% to 90%:
Settling time:
8
0.5 ms
1 ms
Voltage down-
programming time
7
90% to 10%:
Settling time:
8
0.35 ms
0.8 ms
Current up- and down-
programming time
9
10% to 90%:
90% to 10%:
2.5 ms
2.5 ms
Output-on delay time
Voltage priority:
with Relay Option on:
Current priority:
with Relay Option on:
12 ms
38 ms
14 ms
46 ms
Line regulation
Voltage:
Current:
< 10 µV
< 10 µA
Small signal bandwidth
Voltage programming:
10
Current programming:
11
Voltage measurement:
Current measurement:
DC to 1 kHz (-1dB);DC to 2 kHz (-3dB)
DC to 70 Hz (-1dB);DC to 120 Hz (-3dB)
DC to 14 kHz (-1dB);DC to 25 kHz (-3dB)
DC to 14 kHz (-1dB);DC to 25 kHz (-3dB)
2 kW Characteristics
N7970A N7971A N7972A N7973A N7974A
Minimum compliance limits
Voltage priority:
Current priority:
200 mA
9 mV
100 mA
20 mV
50 mA
40 mV
33 mA
60 mV
26 mA
80 mV
Voltage programming
Range:
Resolution:
0.009 to 9.18 V
0.21 mV
0.02 to 20.4 V
0.42 mV
0.04 to 40.8 V
0.84 mV
0.06 to 61.2 V
1.25 mV
0.08 to 81.6 V
1.68 mV
Current programming
Range-no dissipator:
Range-with dissipator:
Resolution:
-20.4 to 204 A
–204 to 204 A
3.8 mA
–10.2 to 102 A
–102 to 102 A
1.9 mA
–5.1 to 51 A
–51 to 51 A
0.95 mA
–3.4 to 33.97 A
–33.97 to 33.97 A
0.64 mA
–2.55 to 25.5 A
–25.5 to 25.5 A
0.48 mA
Current measurement range
High range
Low range
-450 to 450 A
-22 to 22 A
-225 to 225 A
-11 to 11 A
-112.5 to 112.5 A
-5.5 to 5.5 A
-74.9 to 74.9 A
-3.67 to 3.67 A
-56.2 to 56.2 A
-2.75 to 2.75 A
Resistance programming
Range:
Resolution:
Accuracy:
1
0 to 0.05 Ω
0.4 µΩ
0.06% +1.6 mΩ *A
0 to 0.2 Ω
1.7 µΩ
0.06% +3.2 mΩ *A
0 to 0.8 Ω
7 µΩ
0.06% +6.4 mΩ *A
0 to 1.7 Ω
15 µΩ
0.06% +8.8 mΩ *A
0 to 3.2 Ω
27 µΩ
0.06% +12.8 mΩ*A
Voltage programming & measurement
TempCo:
2
0.0022% +30µV 0.0022%+60µV 0.0022%+120µV 0.0022%+180µV 0.0022%+220µV
1 Quick Reference
50 Keysight N6900/N7900 Series Operating and Service Guide
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