Agilent/Keysight E3643A

The Agilent/Keysight E3643A is a 50 W single-output DC power supply delivering dual-range voltage and current capability for benchtop and automated test environments. This programmable unit combines precise regulation, fast transient response, and remote command control via GPIB and RS-232 interfaces, making it well-suited for R&D validation, production testing, and quality assurance workflows requiring stable, clean power delivery to sensitive circuitry.

– Technical Specifications

Output Ratings (0°C to 40°C)

• Range 1: 0 to 35 V / 1.4 A
• Range 2: 0 to 60 V / 0.8 A
• Maximum Power: 50 W

Load and Line Regulation

• Load Regulation: <0.01% + 3 mV (voltage) / <0.01% + 250 µA (current)
• Line Regulation: 0.01% (voltage)

Programming and Readback Accuracy (25°C ±5°C)

• Programming Accuracy: <0.05% + 10 mV (voltage) / <0.2% + 10 mA (current)
• Readback Accuracy: <0.05% + 5 mV (voltage) / <0.15% + 5 mA (current)

Ripple and Noise (20 Hz to 20 MHz)

• Voltage: <8 mVpp / 1 mVrms
• Current: <4 mArms
• Common Mode Current: <1.5 µArms

Transient Response

• Voltage Recovery: <50 µs (within 15 mV following load step)
• Settling Time: <90 ms (any load condition)

– Key Features

• Dual-range output accommodates 35 V or 60 V configurations within 50 W power envelope
• Overvoltage protection with user-selectable trip voltage
• Remote sense terminals compensate for load lead voltage drops
• Five programmable setups with front-panel recall
• Vacuum fluorescent display with 10 mV / 1 mA resolution
• SCPI command language support

– Typical Applications

• Component and subsystem characterization
• Automated test sequences requiring precise voltage/current sourcing
• Device burn-in and thermal validation
• Prototype power delivery and circuit verification

– Compatibility & Integration

• GPIB (IEEE-488) and RS-232 interfaces for remote operation
• VXI plug&play drivers: Keysight VEE, National Instruments LabVIEW, LabWindows
• AC Input: 100, 115, or 230 VAC (configurable); 47 to 63 Hz