Advantest R6243 DC Voltage Current Source / Monitor

The Advantest R6243 is a precision DC voltage and current source/monitor combining simultaneous sourcing and measurement in a single instrument. Built for device characterization, automated testing, and semiconductor evaluation, it delivers accurate DC power with real-time electrical parameter monitoring across four distinct measurement modes. Its flexible architecture supports DC, pulse, and sweep-based testing methodologies, making it essential for R&D labs, production characterization, and advanced component evaluation.

Technical Specifications

Voltage Sourcing & Measurement: 320 mV to 110 V output range with 10 µV source resolution and 1 µV measurement resolution. Current Sourcing & Measurement: 32 µA to 2 A output range with 1 nA source resolution and 100 pA measurement resolution. Output Capabilities: Delivers 2 A at up to 32 V; 1 A at up to 64 V; 0.5 A at up to 110 V. Source and measurement accuracy guaranteed for one year at 23 ±5°C and ≤85% relative humidity. Resolution: 4½-digit source, 5½-digit measurement. Minimum pulse width: 1 ms.

Key Features

• Four measurement modes: voltage source with current measurement (VSIM), current source with voltage measurement (ISVM), voltage source with voltage measurement (VSVM), and current source with current measurement (ISIM)


• Linear, logarithmic, and random sweep functions for characteristic testing


• Bipolar output with sink capability


• Built-in protection: compliance limiting, oscillation detection, overload and overheat detection


• Synchronous operation supports multi-unit coordination for transistor and FET characterization with simultaneous drain current (Id) and gate current (Ig) measurement


• Parallel operation: two units combined deliver up to 20 A current capacity


• User-programmable arbitrary waveform generation via sweep functions


• Measurement and source delay functions for precise timing control

Typical Applications Semiconductor device characterization, transistor and FET testing, production-line parameter verification, R&D electrical evaluation, and automated test systems requiring simultaneous dual-parameter sourcing and measurement.

Compatibility & Integration GPIB interface enables integration into automated measurement systems. Supports cascaded operation with R6243 and R6244 units for expanded testing capabilities.