The Keithley 2450 Graphical SourceMeter SMU is a precision source-measure unit that combines power supply, digital multimeter, and electronic load capabilities into a single benchtop instrument. Its 5-inch color touchscreen provides real-time I-V curve plotting and intuitive control, while advanced sourcing and measurement functions address demanding characterization requirements across research, laboratory, and production environments.
Technical Specifications
Voltage Sourcing & Measurement
• Source range: 0 V to 210 V DC with 1 µV resolution and 0.02% accuracy
• Measure range: Up to 210 V with 1 µV resolution and 0.02% accuracy
Current Sourcing & Measurement
• Source range: 0 A to 100 mA DC with 10 pA resolution and 0.04% accuracy
• Measure range: Up to 100 mA with 10 pA resolution and 0.04% accuracy
Operating Modes
• Two-quadrant operation: Sources positive voltage/current and sinks negative voltage/current
• Four-quadrant operation: Achievable with external circuitry
• Programmable voltage and current sweeps with selectable step sizes and dwell times
• Pulse generation for transient analysis
Power & Environmental
• Power input: 100 V to 240 V AC, 50/60 Hz
• Typical consumption: < 75 W
• Dimensions: 89 mm (H) × 216 mm (W) × 343 mm (D)
• Weight: 3.5 kg
• Cooling: Convection
– Key Features
• 5-inch diagonal color touchscreen with real-time data visualization
• Resistance measurement derived from sourced voltage and measured current
• Optimized measurement of very low currents and voltages
• SCPI command compatibility for industry-standard instrument control
• TSP® scripting language for complex test automation
– Compatibility & Integration
Connectivity options include USB 2.0, GPIB, and Ethernet interfaces for both local and remote operation, enabling integration into automated test systems and legacy equipment configurations.
