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N6755A

Keysight Technologies (Agilent HP)Agilent HP

The Keysight N6755A (formerly Agilent) is a 500 W high-performance, autoranging DC power module designed for use with the N6700 Low-Profile Modular Power System and the N6705 DC Power Analyzer. It features low noise, high-speed programming up to 10 to 50 times faster than other programmable power supplies, and optional high-speed test extensions including a digitizer and arbitrary waveform generator.

Automated Test EquipmentDC Power SupplyPower ModuleProgrammable Power Supply

Specifications

General

ParameterValue
InterfacesGPIB, LAN, USB (via mainframe)

Physical

ParameterValue
Operating Temperature0 °C to 55 °C
Dimensions (W×H×D)68.2 mm × 128.4 mm × 211.6 mm
Weight1.63 kg

Output Ratings

ParameterValue
DC Output Voltage0 to 20 V
DC Output Current0 to 50 A
Maximum Output Power500 W
Output TypeAutoranging
Voltage Programming Range10 mV - 20.4 V
Current Programming Range50 mA - 51 A

Programming Accuracy

ParameterValue
Voltage Programming Accuracy0.06% + 10 mV (at 23°C ±5°C)
Current Programming Accuracy0.1% + 30 mA (at 23°C ±5°C)

Ripple and Noise

ParameterValue
Constant Voltage Ripple (RMS)1 mV (20 Hz to 20 MHz)
Constant Voltage Ripple (Peak-to-Peak)5 mV (20 Hz to 20 MHz)
Constant Current Ripple (RMS)12 mA (20 Hz to 20 MHz)
Common Mode Noise Current (Peak-to-Peak)<2 mA

Load and Line Regulation

ParameterValue
Constant Voltage Load Regulation2 mV (Load Effect)
Constant Current Load Regulation12 mA (Load Effect)
Constant Voltage Line Regulation0.5 mV (Source Effect)
Constant Current Line Regulation2 mA (Source Effect)
Remote Sensing Voltage Drop AllowanceUp to 1 V drop per load lead (reduces max voltage at load)

Programming and Measurement Resolution

ParameterValue
Voltage Programming Resolution1.5 mV
Current Programming Resolution16.3 mA
Voltage Measurement Resolution0.8 mV
Current Measurement Resolution4.1 mA

Protection and Diagnostics

ParameterValue
Over-Voltage Protection (OVP) Maximum Setting22 V

Interface and Control Features

ParameterValue
Minimum Output Turn-On Delay (Without Relay Option)18 ms
Minimum Output Turn-On Delay (With Relay Option)44 ms
Mainframe Slot Width2 slots (double-wide)
Series OperationIdentically rated outputs can be operated in straight series (auto-series not supported)
Parallel OperationIdentically rated outputs can be operated in parallel (auto-parallel is supported)
Mainframe CompatibilityN6700 Low-Profile Modular Power System, N6705 DC Power Analyzer
High-Speed Test ExtensionsSupported (optional digitizer and arbitrary waveform generator capabilities)

Measurement Accuracy

ParameterValue
Voltage Measurement Accuracy0.05% + 10 mV
Current Measurement Accuracy (High Range)0.1% + 30 mA
Current Measurement Accuracy (Low Range)0.1% + 100 µA (on 100 mA range)

Measurement

ParameterValue
Current Measurement Ranges100 mA, 50 A
Current Measurement Low Range100 mA

Programming Speed

ParameterValue
Voltage Upward Settling Time1.5 ms (with full resistive load)
Voltage Downward Settling Time20 ms (with no load)

Performance

ParameterValue
Transient Response Recovery Time< 100 µs (to within 75 mV of nominal output after a 50% to 100% load change)
Command Processing Time< 1 ms

Protection

ParameterValue
OVP Accuracy0.25% + 250 mV
OVP Response Time50 µs

Isolation

ParameterValue
Maximum Float Voltage240 VDC (from chassis ground)

Temperature Coefficients

ParameterValue
Voltage Programming Temperature Coefficient0.01% + 1 mV per °C
Current Programming Temperature Coefficient0.01% + 2 mA per °C
Voltage Measurement Temperature Coefficient0.01% + 1 mV per °C
Current Measurement Temperature Coefficient0.01% + 2 mA per °C

Output

ParameterValue
Output AutorangingYes (up to 20 V / 50 A, 500 W max)

Environmental

ParameterValue
Storage Temperature Range-40 to 70 °C
Operating HumidityUp to 95% RH (non-condensing)

Maintenance

ParameterValue
Recommended Calibration Interval1 year

Applications

Automated Test Equipment (ATE) systems and bench testing