23 | Keysight | E4980A Precision LCR Meter 20 Hz to 2 MHz, E4980AL Precision LCR Meter 20 Hz to 300 kHz/500 kHz/1 MHz – Data Sheet
Table 37. Test signal voltage ≤ 0.2 Vrms (measurement time mode = MED, LONG)
DC bias Impedance range [Ω]
current range
< 100
100
300, 1 k
3 µA
3 k, 10 k
300 nA
300 nA
3 µA
30k, 100 k
45 nA
20 µA
200 µA
2 mA
150 µA
150 µA
150 µA
150 µA
150 µA
30 µA
30 µA
30 µA
30 µA
150 µA
3 µA
300 nA
3 µA
3 µA
20 mA
100 mA
30 µA
150 µA
30 µA
30 µA
150 µA
150 µA
Table 38. 0.2 Vrms < test signal voltage ≤ 2 Vrms (measurement time mode = MED, LONG)
DC bias
Impedance range [Ω]
current range
< 100
100, 300
1k, 3 k
3 µA
10k, 30 k
300 nA
300 nA
3 µA
100 k
45 nA
300 nA
3 µA
20 µA
200 µA
2 mA
150 µA
150 µA
150 µA
150 µA
150 µA
30 µA
30 µA
30 µA
30 µA
150 µA
3 µA
3 µA
20 mA
100 mA
30 µA
150 µA
30 µA
30 µA
150 µA
150 µA
Table 39. Test signal voltage > 2 Vrms (measurement time mode = MED, LONG)
DC bias
Impedance range [Ω]
current range
≤ 300
150 µA
150 µA
150 µA
150 µA
150 µA
1 k, 3 k
10k, 30 k
3 µA
100 k
20 µA
30 µA
30 µA
30 µA
30 µA
150 µA
300 nA
300 nA
3 µA
200 µA
2 mA
3 µA
3 µA
20 mA
100 mA
30 µA
150 µA
30 µA
150 µA
Table 40. Input impedance (nominal)
Input impedance
Conditions
Other than conditions below.
0 Ω
20 Ω
Test signal voltage ≤ 0.2 Vrms, Impedance range ≥ 3 k Ω,
DC bias current range ≤ 200 µA
Test signal voltage ≤ 2 Vrms, Impedance range ≥ 10 kΩ,
DC bias current range ≤ 200 µA
Test signal voltage > 2 Vrms, Impedance range = 100 kΩ,
DC bias current range ≤ 200 µA
DC source signal
Table 41. Test signal voltage
Range
–10 V to 10 V
Resolution
Accuracy
1 mV
0.1% + 3 mV (23 °C ± 5 °C)
(0.1% + 3 mV) x 4
(0 to 18 °C or 28 to 55 °C)
Table 42. Test signal current
Range
–45 mA to 45 mA (nominal)
Output impedance
100 Ω (nominal)
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