The Keysight (Agilent/HP) N3302A is a 150 W DC electronic load module designed for use in the N3300A and N3301A series mainframes. It provides constant current (CC), constant voltage (CV), and constant resistance (CR) modes for comprehensive testing of power supplies, batteries, and other DC power sources. As a modular load, it operates in a multi-channel environment, making it suitable for automated test equipment (ATE) and manufacturing systems.

Specifications

General

ParameterValue
InterfacesVia N3300A / N3301A mainframe (GPIB, RS-232)
DisplayVia N3300A / N3301A mainframe front panel

Physical

ParameterValue
Power SupplyPowered via N3300A / N3301A mainframe
Operating Temperature0 °C to 55 °C
Weight2.72 kg

Input Ratings

ParameterValue
Maximum Power150 W
Maximum Voltage60 V
Maximum Current30 A

General Performance

ParameterValue
Operating ModesConstant Current (CC), Constant Voltage (CV), Constant Resistance (CR)

Constant Current (CC) Mode

ParameterValue
Current Range (Low)0 to 3 A
Current Range (High)0 to 30 A

Constant Voltage (CV) Mode

ParameterValue
Voltage Range (Low)0 to 6 V
Voltage Range (High)0 to 60 V

Physical Characteristics

ParameterValue
Module Width1 Slot

Interfaces and Control

ParameterValue
Mainframe CompatibilityKeysight N3300A (6-slot), Keysight N3301A (2-slot)

Measurement and Readback

ParameterValue
Measurement Resolution16-bit voltage and current readback

Performance

ParameterValue
Minimum Operating Voltage (at full current)1.2 V
Command Processing Time< 2 ms
Transient Generator Duty Cycle3% to 97%

Accuracy

ParameterValue
Constant Current Programming Accuracy (High Range)0.1% + 30 mA
Constant Current Programming Accuracy (Low Range)0.1% + 3 mA
Constant Current Readback Accuracy (High Range)0.1% + 35 mA
Constant Current Readback Accuracy (Low Range)0.1% + 4 mA

Safety & Protection

ParameterValue
Isolation Voltage±240 Vdc (input to chassis)
Protection FeaturesOvervoltage (OV), Overcurrent (OC), Overpower (OP), Overtemperature (OT), Reverse Polarity

Transient Operation

ParameterValue
Transient Generator Frequency Range0.25 Hz to 10 kHz

Features

ParameterValue
Remote SensingYes

Accuracy & Performance

ParameterValue
Constant Voltage Programming Accuracy±(0.1% + 50 mV)
Constant Voltage Readback Accuracy±(0.1% + 50 mV)
Current Ripple & Noise (rms)3 mA
Voltage Ripple & Noise (rms)4 mV

Technology

DC Electronic Load

Applications

Power Supply Testing, Battery Discharge Testing, DC Source Testing, ATE Systems