Keysight / Agilent E4991B Impedance Analyzer
RENT KEYSIGHT E4991B (AGILENT) IMPEDANCE ANALYZER (Call for Availability)
The Keysight E4991B Impedance Analyzer is engineered for the precise characterization and evaluation of electronic components, semiconductor devices, and various materials. This powerful instrument boasts exceptional accuracy across an extensive impedance range, aided by its built-in DC bias (Option 001) and a comprehensive selection of test accessories for straightforward and trustworthy measurements.
Key Features and Specifications
Features of the Keysight E4991B Impedance Analyzer:
- Flexible Frequency Options:
- Equivalent Circuit Analysis Function:
- Supports seven different multiparameter models
- Facilitates the simulation of custom equivalent parameter values for components
- Basic Accuracy: ±0.65% with an impedance measurement range of 120 mΩ to 52 kΩ (10% measurement accuracy range)
- Comprehensive Measurement Parameters:
- Magnitude and phase of impedance (|Z|, |Y|, θ), Resistance (R), Reactance (X), Conductance (G), Susceptance (B)
- Inductance (L), Capacitance (C), Dissipation Factor (D), Q Factor (Q), Reflection Coefficients (|Γ|, Γx, Γy, θΓ), AC Voltage (Vac), AC Current (Iac)
- Option one is necessary for DC Voltage (Vdc) and DC Current (Idc) measurements
- Built-in DC Bias Source (Option 001):
- Data Analysis Function: Equipped with equivalent circuit analysis and limit line testing capabilities
- Application Versatility:
- Impedance measurement for passive components such as capacitors, inductors, ferrite beads, resistors, transformers, and crystal/ceramic resonators
- Semiconductor testing, C-V characteristics analysis, and equivalent series resistance measurement of varactor diodes
- Dielectric material evaluation, including permittivity and loss tangent determination of plastics, ceramics, and printed circuit boards
- Magnetic material assessment, specifically permeability and loss tangent evaluations for ferrite and amorphous materials
Specifications of the Agilent E4991B Impedance Analyzer:
- External Reference Signal Input Connector:
- Frequency: 10 MHz ± 10 ppm (typical)
- Level: 0 dBm to ± 3 dB (typical)
- Input Impedance: 50 Ω (nominal)
- Connector Type: BNC, female
- Internal Reference Signal Output Connector:
- Frequency: 10 MHz ± 10 ppm
- Level: 0 dBm to ± 3 dB into 50 Ω
- Output Impedance: 50 Ω (nominal)
- Connector Type: BNC, female
- External Trigger Input Connector:
- LOW threshold voltage: 0.5 V
- HIGH threshold voltage: 2.1 V
- Input Level Range: 0 V to +5 V
- Pulse Width (Tp): ≥ 2 µsec (typical)
- Polarity: Positive or negative (selective)
- Connector Type: BNC, female