Agilent E4991B, Keysight E4991B, HP E4991B
Impedance Analyzer, 1 MHz - 3 GHz

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Product Overview

RENT KEYSIGHT E4991B (AGILENT) IMPEDANCE ANALYZER (Call for Availability)

The Keysight E4991B Impedance Analyzer is the perfect solution for characterizing and evaluating electronic components, semiconductor devices, and materials. It provides unparalleled accuracy over a wide impedance range with its built-in DC bias (Option 001) and it also supports a variety of test accessories making measurements simple and reliable. 

Features and Specifications of the Keysight E4991B (Agilent) Impedance Analyzer include:

Features of the Keysight E4991B Impedance Analyzer:

• Frequency options, upgradable:
• 1 MHz to 500 MHz
• 1 MHz to 1 GHz
• 1 MHz to 3 GHz
• Equivalent circuit analysis function:
• Supports seven different multi parameter models
• Helps to simulate your own equivalent parameter values of components
• ±0.65% basic accuracy and 120 mΩ to 52 kΩ impedance range (10% measurement accuracy range)
• Supports seven different multi parameter models
• Measurement parameters:  
• lZl, lYl, θ, R, X, G, B, L, C, D, Q, lΓl, Γx, Γy, θΓ, Vac, Iac
• Option one is required for Vdc and Idc
• Built-in DC bias source (Option 001):
• 0 V to ± 40 V
• 0 A  to ± 100 mA
• Data analysis function:  Equivalent circuit analysis, limit line test
• Applications:
• Passive components:  Impedance measurement of chip components such as capacitors, inductors, ferrite beads, resistors, transformers, or crystal/ceramic resonators
• Semiconductor components:  C-V characteristics analysis and equivalent series resistance measurement of varactor diodes
• Dielectric material:  Permittivity and loss tangent evaluation of plastics, ceramics, and printed circuit boards
• Magnetic material:  Permeability and loss of tangent evaluation of ferrite, amorphous and other magnetic materials

Specifications of the Agilent E4991B Impedance Analyzer: 

• Rear panel connectors:
• 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:
• Level:  
• LOW threshhold voltage:  0.5 V
• HIGH threshhold 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