04 | Keysight | E4991B Impedance Analyzer - Data Sheet
DC current bias
Range: 0 to 100 mA
Resolution: 2 µA
Output impedance (shunt): 20 kΩ minimum (typical)
Accuracy:
± {0.2% + 20 µA + (|Vdc[V]|/10 kΩ)} (23 °C ± 5 °C)
± {0.4% + 40 µA + (|Vdc[V]|/5 kΩ)} (5 °C to 40 °C)
Voltage limit range: 0.3 V to 40 V (both positive and negative sides are limited to same
voltage.)
Voltage limit resolution: 1 mV
Voltage limit accuracy: ± (2% + 20 mV + |Idc| x 20 Ω) (5 °C to 40 °C, typical)
DC bias monitor
Monitor parameters: Voltage and current
Voltage monitor accuracy:
± {0.2% + 10 mV + (|Idc[mA]| x 2 Ω)}
(23 °C ± 5 °C, typical)
± {0.8% + 24 mV + (|Idc[mA]| x 4 Ω)}
(5 °C to 40 °C, typical)
Current monitor accuracy:
± {0.2% + 25 µA + (|Vdc[V]|/40 k Ω)}
(23 °C ± 5 °C, typical)
± {0.8% + 60 µA + (|Vdc[V]|/20 k Ω)}
(5 °C to 40 °C, typical)
Sweep Characteristics
Sweep conditions:
Linear frequency, log frequency, OSC level (voltage, current, power), DC bias (voltage,
current), log DC bias (voltage, current), segment
Sweep range setup: Start/stop or center/span
Sweep mode: Continuous, single
Sweep directions:
up sweep, down sweep
Number of measurement points: 2 to 1601
Delay time:
Types: point delay, sweep delay, segment delay
Range: 0 to 30 sec
Resolution: 1 msec