Agilent E4990A, Keysight E4990A, HP E4990A
Impedance Analyzer, 20 Hz - 120 MHz

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Product Overview

RENT KEYSIGHT E4990A (AGILENT) IMPEDANCE ANALYZER (Call for Availability)

The Keysight E4990A 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 E4990A (Agilent) Impedance Analyzer include:

Features of the Keysight  E4990A (Agilent) Impedance Analyzer:

• Five frequency options:  
• 20 Hz to 10 MHz
• 20 Hz to 20 MHz
• 20 Hz to 30 MHz
• 20 Hz to 50 MHz
• 20 Hz to 120 MHz
• Frequency upgrades
• Simple and intuitive user interface:
• Large touch screen display
• Multi-channel / multi-trace capability provides for comprehensive analysis
• View multiple parameters under various conditions simultaneously
• Easy access of frequently used functions through front panel hard keys and soft keys
• Sophisticated analysis functions available
• Get answers quickly with comprehensive, context sensitive, embedded help  
• Flexible connectivity for remote control and easy test automation
• Segment sweep function:
• Allows division of sweep range into segments
• Segment sweep setting can also be exported to a CSV file
• Equivalent circuit analysis:
• Simulates the impedance versus frequency characteristics with three or four elements
• Equivalent circuit parameters can also be saved as a text file
• Built-in DC bias source
• Applications:
• Passive components:  Impedance measurement of capacitors, inductors, ferrite beads, resistors, transformers, or crystal/ceramic resonators
• Semiconductor components:
• C-V characteristics analysis of varactor diodes
• Impedance evaluation of diodes, transistors, amplifiers, or MEMS
• Other components: Impedance evaluation of components on printed circuit boards
• 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 Keysight E4990A Impedance Analyzer: 

• Operating frequency options:
• 20 Hz to 10 MHz
• 20 Hz to 20 MHz
• 20 Hz to 30 MHz
• 20 Hz to 50 MHz
• 20 Hz to 120 MHz
• Options 010 / 020 / 030 / 050 / 120 respectively
• Measurement parameters:  lZl, lYl, O, R, X, G, B, L, C, D, Q, Complex Z, Complex Y, Vac, Iac, Vdc, Idc
• Basic impedance accuracy:  ± 0.08% (typical ± 0.045%)
• Q accuracy:  ± 3% (typical) at Q = 100, frequency ≤ 10 MHz
• Impedance range: 25 mΩ to 40 MΩ (10% accuracy)
• Measurement time:
• 3 msec/point at Option 120, frequency ≥ 100 kHz, measurement time = 1 (fast)
• 30 msec/point at Options 010 / 020 / 030 / 050, frequency ≥ 100 kHz, measurement time = 1 (fast)
• Measurement type:  
• Four-terminal-pair measurement (standard)
• 7-mm 1-port measurement with 42942A measureable grounded devices
• Impedance probe measurement with 42941A measureable grounded devices
• Voltage / current signal level:  5 mVrms to 1 Vrms / 200 μArms to 20 mArms, 1 mV/20 μA resolution
• DC bias:  0 to ± 40 V/± 100 mA, 1 mV/40 μA resolution
• Auto level control:  (ALC):  Signal level voltage/current, DC bias voltage/current
• Sweep parameters:  Frequency, signal, voltage/current, DC bias voltage/current
• Sweep type:  Linear frequency, log frequency, linear signal level, linear DC bias, log DC bias, segment
• Number of measurement points: 2 to 1601
• Number of channels/traces: 4-channel / 4-trace
• Marker: 10 independent markers per trace, delta marker, marker search, marker analysis
• Data analysis:  Equivalent circuit analysis, limit line test
• Interface:  USB (front 2, rear 4), LAN, USBTMC, GPIB, 24 bit I/O
• Display:  10.4 inch TFT color LCD with touch screen