Keithley 6221 AC and DC Current Source
Introducing the Keithley 6221 AC and DC Current Source, engineered for precision and reliability in low-current sourcing applications. Designed for sectors such as semiconductor, nanotechnology, and superconductor testing, this versatile instrument efficiently meets the rigorous demands of both research and production environments.
This type of low current sourcing minimizes noise, ensuring that you achieve accurate measurements while accommodating a broad range of applications.
Key Features and Specifications
- Source and sink capability (programmable load) ranging from 100 fA to 100 mA, providing flexibility in various testing scenarios.
- A remarkable 1014 Ω output impedance guarantees stable current sourcing, even when dealing with variable loads.
- Equipped with a 65000-point source memory, enabling seamless execution of comprehensive test current sweeps directly from the device.
- Integrated RS-232, GPIB, Trigger Link, and digital I/O interfaces facilitate straightforward connectivity and control, enhancing usability.
- Reconfigurable triax output simplifies the matching of your application's guarding requirements, enhancing measurement accuracy.
- Model 220 emulation mode allows you to execute existing applications without the need for reprogramming, streamlining your workflow.
- Sourcing AC currents from 4 pA to 210 mA peak-to-peak, ideal for AC characterization of various components and materials. A superior 10 MHz output update rate ensures smooth sine wave generation up to 100 kHz.
- Built-in standard and arbitrary waveform generators with a frequency range from 1 mHz to 100 kHz, accommodating complex programmable load applications or sensor signal generation.
- Programmable pulse widths as brief as 5 µs to limit power dissipation in sensitive components. Supports pulsed I-V measurements as low as 50 µs when paired with a Model 2182A Nanovoltmeter.
- Integrated Ethernet interface for effortless remote control, removing the necessity for a GPIB controller card.
