Keysight E4981A - Page 181

Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter 181
Specifications and Supplemental Information
Basic Specifications
Figure 10-1 Accuracy of D when measurement frequency is 120 Hz
(measurement range: 10 nF to 100 µF / measurement signal level: 0.5 V)
Table 10-13 Measurement accuracy of D (measurement frequency: 1 MHz, 1 MHz+/-1%, 1
MHz=/-2%)
D [%]
MEAS
TIME (N)
1 2 4 6 8
1 pF
0.00035 +
0.00070 × K
0.00035 +
0.00047 × K
0.00035 +
0.00036 × K
0.00035 +
0.00033 × K
0.00035 +
0.00030 × K
2.2 pF
0.00035 +
0.00045 × K
0.00035 +
0.00032 × K
0.00035 +
0.00025 × K
0.00035 +
0.00022 × K
0.00035 +
0.00020 × K
4.7 pF
0.00035 +
0.00030 × K
0.00035 +
0.00022 × K
0.00035 +
0.00018 × K
0.00035 +
0.00016 × K
0.00035 +
0.00015 × K
10 pF
22 pF
47 pF
100 pF
220 pF
470 pF
1 nF
e4981cue0028
Accuracy (D)
0
0.0001
0.0002
0.0003
0.0004
0.0005
0.0006
0.0007
0.0008
0.0009
0.001
Measurement Value (Cp, Cs) [F]
1.0E-9 1.0E-8 1.0E-7 1.0E-6 1.0E-5 1.0E-4 1.0E-3
N=8
N=4
N=1