Agilent/Keysight 6642A DC Power Supply

The Agilent/Keysight 6642A is a 200 W single-output DC power supply engineered for precision voltage and current control in R&D, manufacturing, and automated test environments. It delivers fast, low-noise power with programmable GPIB interface and SCPI command support, enabling direct integration into test systems to optimize throughput and reduce cycle times.

Technical Specifications

• Voltage: 0 to 20 V


• Current (at 40 °C): 0 to 10 A


• Current (at 50 °C / 55 °C): 9 A / 8.5 A


• Power: 200 W Programming Accuracy (at 25 °C ±5 °C)


• Voltage: ±0.06% + 10 mV


• Current: ±0.15% + 13 mA Output Ripple & Noise (20 Hz to 20 MHz)


• Voltage RMS: 300 µV


• Voltage peak-to-peak: 3 mV


• Current RMS: 5 mA Environmental


• Operating temperature: 0 °C to 55 °C

Key Features

• Fast, low-noise output delivery for optimized test performance


• Analog control of output voltage and current for direct signal manipulation


• Fan-speed control to minimize acoustic noise in lab environments


• Parallel and series connection capability for expanded output flexibility


• Advanced programmable features with built-in measurements


• Fast crowbar and mode crossover protection for DUT safety


• Multi-unit protection circuitry coordination to maximize production yield

Typical Applications

• Component and subsystem characterization in R&D environments


• Automated manufacturing test and device validation


• High-precision power delivery for noise-sensitive circuits


• Process validation and production line testing

Compatibility & Integration GPIB Interface

• SCPI (Standard Commands for Programmable Instruments) support


• VXIplug&play driver availability for test system integration


• Up to 16 units addressable on a single GPIB connection via serial link Control Options


• Programmable digital control via GPIB


• Analog control for immediate response to dynamic requirements Safety


• Class 1 instrument with protective earth ground terminal


• Three-conductor AC mains connection required