Keithley 6220 Precision DC Current Source
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Keithley 6220 ultra-low-noise precision DC current source, 100fA–100mA range, 10¹⁴Ω output impedance, for semiconductor and superconductor characterization.
Product details
| Model | 6220 |
| Manufacturer | Keithley |
| Category | Source Measure Units |
| Availability | Made to order |
Description
Overview
The Keithley 6220 is a precision DC current source for sensitive measurements in semiconductor, nanotechnology, and superconductor research. It delivers exceptionally low output noise across its full measurement range and provides 10¹⁴Ω output impedance for stable sourcing into loads with varied impedances.
Key Features
- Current range: ±(100fA–100mA) with ultra-low noise
- Output impedance: 10¹⁴Ω for stable current sourcing
- Output voltage compliance: 0.1V–105V in 10mV increments
- 65,536-point source memory for current sweep sequences
- Reconfigurable triax output connector
- Interfaces: GPIB and RS-232
Applications
- Hall measurements and delta-mode resistance characterization
- Pulsed and differential conductance measurements
- Semiconductor device characterization
- Material testing in nanotechnology and superconductor research
Included Accessories
- 237-ALG-2 low-noise input cable (6.6 ft, 2m) with triax-to-alligator clips
- 8501-2 trigger link cable (6.6 ft, 2m)
- CS-1195-2 safety interlock connector
- Instruction manual on CD and printed getting started guide
Specifications
| Number of Channels | 4 Channel |
| Maximum Current | 100 mA |
| Maximum Voltage | 105 V |
| Maximum Power | 11 W |
| Series | 6200 Series |
| Bandwidth | 1 MHz |
| Dimensions | 4.12 x 9.37 x 14.56" |
| Interface | RS-232, GPIB, Trigger link |
| Maximum Frequency | 100 kHz |
| Minimum Frequency | 1 MHz |
| Operating Temperature Range | 0-50°C |
| Relative Humidity Range | 0-70% |
| Resistance | 100 MΩ |
| Special Features | Internal waveform generator |
| Storage | 65000 readings |
| Warranty | 1 Year |
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Keithley 6220 Precision DC Current Source
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