The Keysight CX1101A is a single-channel current sensor designed for use with the CX3300 series Device Current Analyzers. It enables precise dynamic current measurements from 40 pA up to 1 A with a wide bandwidth of up to 100 MHz, making it ideal for characterizing low-power IoT devices, medical devices, and semiconductor components.

Specifications

General

ParameterValue
InterfacesProprietary mainframe interface cable, proprietary sensor head interface

Physical

ParameterValue
Power SupplyPowered directly from the CX3300 mainframe
Operating Temperature0 °C to 40 °C

Measurement Performance

ParameterValue
Number of Channels1
Maximum Frequency Bandwidth100 MHz
Current Measurement Range40 pA to 1 A
Measurement Ranges2 µA, 20 µA, 200 µA, 2 mA, 20 mA, 200 mA, 1 A (full scale)

Compatibility

ParameterValue
Compatible MainframesKeysight CX3322A, CX3324A
Compatible Sensor HeadsCX1201A, CX1202A, CX1203A, CX1206A

Electrical Characteristics

ParameterValue
Maximum Common Mode Voltage±40 V

Connectivity

ParameterValue
Input ConnectorDedicated sensor head interface connector
Output InterfaceDedicated mainframe interface cable

Performance

ParameterValue
Rise Time3.5 ns (typical)

Technology

Device Current Analysis

Applications

Dynamic current measurement of low-power devices