The Agilent E3631A is an 80W triple-output DC power supply engineered for benchtop and system-level applications requiring precise, stable power delivery. It combines a 0–6V, 5A output with dual ±25V, 1A outputs, providing the flexibility needed for R&D design verification, production testing, and QA environments. The unit delivers <350 µVrms ripple and noise across the 20 Hz to 20 MHz bandwidth, ensuring clean power for sensitive circuits.
– Technical Specifications
Power Delivery
• Total output: 80W
• Output 1: 0–6V, 0–5A
• Output 2: 0–+25V, 0–1A
• Output 3: 0–−25V, 0–1A
Regulation and Accuracy
• Load regulation: <0.01% + 2 mV (all outputs)
• Line regulation: <0.01% + 250 µA (all outputs)
• Programming accuracy (voltage): 0.05% + 20 mV (Output 1); 0.05% + 20 mV / 0.1% + 5 mV (Outputs 2 & 3)
• Programming accuracy (current): 0.15% + 4 mA (Output 1); 0.15% + 4 mA / 0.2% + 10 mA (Outputs 2 & 3)
• Readback accuracy mirrors programming specifications
• Ripple and noise: <350 µVrms / 2 mVp-p (normal mode voltage)
• Transient recovery: <50 µsec to within 15 mV following load step (full to half load)
– Key Features
• Dual 4-digit voltage and current meters with simultaneous display of actual and limit values
• VFD front-panel display for output monitoring
• Track mode enable/disable for ±25V outputs
• Three-state memory for storing and recalling operating configurations
• Individual or global output enable/disable control
• Output overshoot suppression
• Self-test functionality
• Command processing time: <100 msec
– Programming and Control
GPIB (IEEE-488) and RS-232 interfaces enable automated control integration. Programmable functions include voltage and current settings, output enable/disable, track mode management, and calibration procedures.
– Typical Applications
Design verification, prototype testing, production test automation, quality assurance verification, and multi-rail circuit development.
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