The Keysight N8755A is a 5100 W programmable DC power supply engineered for automated test equipment (ATE) systems and general-purpose power applications. Delivering 30 V at up to 170 A output, this single-output unit combines high current capability with precise voltage regulation in a compact 2U rack-mountable form factor. Built-in voltage and current measurement, extensive device protection, and multi-interface connectivity enable seamless integration into complex test environments.
– Technical Specifications
Output Ratings:
• Maximum Voltage: 30 V
• Maximum Current: 170 A
• Maximum Power: 5100 W
Accuracy:
• Voltage Programming: 0.025% + 22.5 mV
• Current Programming: 0.1% + 510 mA
• Voltage Measurement: ±(Vout × 0.025% + 45 mV)
• Current Measurement: ±(Iout × 0.1% + 510 mA)
Output Quality:
• Voltage Ripple (peak-to-peak): 75 mV
• Voltage Ripple (rms): 10 mV
• Output Response Time: 30 ms
• Load Transient Recovery: <1 ms
Physical:
• Form Factor: 2U rack-mountable (87.8 mm × 422.9 mm × 442.4 mm)
• Weight: Approximately 13 kg
• Airflow: Front-to-back design enables stacking
– Key Features
• Over-voltage, over-current, over-temperature, and undervoltage limit protection
• Power factor correction (PFC)
• Command processing: 100 ms
• Parallel operation (up to four units) for increased current; series operation (up to two units) for increased voltage
– Interfaces & Control
• LAN (LXI Class C compliant), USB, and GPIB
• Integrated web server for remote browser-based access
• SCPI command support with IVI-COM drivers
– Typical Applications
• Automated test equipment (ATE) systems
• High-current DC power requirements
• Parallel and series configurations for scalable power delivery
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