03 | Keysight | E4991B Impedance Analyzer - Data Sheet
Stability:
with Option E4991B-1E5:
± 0.5 ppm/year (5 °C to 40 °C) (typical)
Oscillator level
Range:
Power (when 50 Ω load is connected to test port):
–40 dBm to 1 dBm
Current (when short is connected to test port):
0.0894 mArms to 10 mArms
Voltage (when open is connected to test port):
4.47 mVrms to 502 mVrms
Resolution: 0.1 dB1
Accuracy:
(Power, when 50 Ω load is connected to test port)
Frequency ≤ 1 GHz:
± 2 dB (23 °C ± 5 °C)
± 4 dB (5 °C to 40 °C)
Frequency > 1 GHz:
± 3 dB (23 °C ± 5 °C)
± 5 dB (5 °C to 40 °C)
with Option 010:
Frequency ≤ 1 GHz
Minimum: –3 dB, Maximum: +2 dB (23°C ± 5°C)
Minimum: –5 dB, Maximum: +4 dB (5 °C to 40 °C)
Frequency > 1 GHz
Minimum: –4 dB, Maximum: +3 dB (23°C ± 5°C)
Minimum: –6 dB, Maximum: +5 dB (5 °C to 40 °C)
Output impedance
Output impedance: 50 Ω (nominal)
DC Bias (Option E4991B-001)
DC voltage bias
Range: 0 to ± 40 V
Resolution: 1 mV
Output impedance (series): 15Ω (typical)
Accuracy:
± {0.05% + 5 mV + (|Idc[mA]| x 20 Ω)} (23 °C ± 5 °C)
± {0.2% + 10 mV + (|Idc[mA]| x 40 Ω)} (5 °C to 40 °C)
Current limit range: 1mA to 100mA (both source and sink are limited to same current.)
Current limit resolution: 2 µA
Current limit accuracy: ± 4% (5 °C to 40 °C, typical)
1. When the unit is set at mV or mA, the entered value is rounded to 0.1 dB resolution.