Agilent/Keysight 6631B DC Power Supply

The Agilent/Keysight 6631B is a single-output, 80 W linear DC power supply engineered for high-throughput manufacturing test and demanding R&D applications. It delivers optimized programming and measurement speed with an active down-programmer capable of sinking full rated current and dual-range, precision low current measurement for accurate output monitoring. The instrument supports SCPI commands via GPIB and RS-232 interfaces, with VXI Plug&Play driver compatibility for streamlined system integration.

– Technical Specifications

Output Ratings
• Output Power: 80 W (single output)
• Voltage Range: 0 to 8 V
• Current Range: 0 to 10 A
• Minimum Current in Constant Current Mode: 40 mA

Voltage Performance
• Programming Resolution: 1 mV or 2 mV
• Programming Accuracy (25 °C ± 5 °C): ±(0.04% + 5 mV) or ±0.05% + 5 mV
• Load Regulation: 0.01% + 2 mV or 2 mV
• Line Regulation: 0.01% + 5 mV or 0.5 mV
• Ripple and Noise (20 Hz to 20 MHz, normal mode): 1 mVrms or 3 mVrms

Current Performance
• Programming Resolution: 0.1 mA or 2.5 mA
• Load Regulation: 2 mA
• Line Regulation: 1 mA
• Active Sink Current: 10 A (full rated current)

Dynamic Response
• Transient Response Time: <100 μs (50 μs in fast mode) for output voltage to settle within 0.1% of voltage rating or 20 mV following a 50% step change in load current

– Key Features

• Dual-range precision low current measurement with built-in microamp system
• Fast command processing and optimized measurement speed for manufacturing throughput
• Active down-programmer provides full-current sinking capability
• Stored state support with status reporting
• Low-output noise design

– Typical Applications

• Manufacturing test environments requiring fast throughput
• R&D bench applications demanding precision current measurement
• Automated test systems integrating via GPIB or RS-232

– Compatibility & Integration

• SCPI command set via GPIB and RS-232
• VXI Plug&Play driver support
• Input voltage options: 87–106 VAC (Opt 100), 104–127 VAC (Opt 120), 191–233 VAC (Opt 220), 207–253 VAC (Opt 230); all 47–63 Hz
• Compact form factor: 3.5 × 8.5 × 13.7 inches (89 × 216 × 347 mm); 9.3 lbs (4.2 kg)