Table 1-3b. Supplemental Characteristics for Series 667xA (continued)1

Parameter

 

 

Agilent Model Number

 

 

6671A

 

6672A

6673A

6674A

6675A

Remote Sensing Capability

 

 

 

 

 

 

Voltage Drop Per Lead:

Up to 1/2 of rated output voltage.

 

 

Load Voltage:

Subtract voltage drop in load leads from specified output

 

voltage rating.

 

 

 

 

 

 

 

 

 

 

 

Load Regulation:

Degradation due to load lead drop in--output: ∆mV (regulation) = Vdrop(Rsense- )/k

Degradation due to load lead drop in + output:

∆mV (regulation) = Vdrop(Rsense +)/k + 2Vdrop(Vrating)/(Vrating + 10 V)

where Rsense - and Rsense + are resistances of respective sense leads and k is the following model-dependent value:

6671A=1; 6672A=1.82; 6673A=4.99; 6674A=10; 6675A=16.2

Command Processing Time (Average time for output voltage to change after receipt of digital data when the supply is connected directly to the GPIB Bus):

20 ms

Output Voltage Programming Response Time**

Rise/Fall Time (time for output to change from 90 % to 10% or from 10% to 90% of its total excursion):***

Full-load programming speed up/down time (time for

 

30 ms

 

60 ms

 

130 ms

 

130 ms

 

 

195 ms

 

output to settle within 4 LSBs of the final value):***

 

 

 

85 ms

 

190 ms

 

380 ms

 

380 ms

 

 

600 ms

 

 

 

 

 

 

No-load downprogrammiug discharge time (time for output to fall to 0.5 V when programmed from full voltage to zero volts):

** All values exclude command processing time.

130 ms

250 ms

 

350 ms

 

600 ms

600 ms

 

 

 

 

 

 

 

*** With full resistive load = VRATED/IRATED.

 

 

 

 

 

 

 

Monotonicity:

 

Output is monotonic over entire rated voltage, current, and

 

 

temperature range.

 

 

 

 

 

Auto-Parallel Configuration:

 

 

Up to 3 identical models

 

 

 

 

 

 

 

 

 

 

Analog Programming (IP & VP)

 

 

 

 

 

 

 

 

Input Signal:*

 

 

 

 

 

 

 

 

VP Input Signal:**

(0 to )

-4.72 V

-4.24 V

 

-4.25 V

 

-4.24 V

-3.97 V

VP Input Impedance:

 

 

 

60 kΩ, nominal

 

IP to -IP Differential Input Signal:

(0 to )

+7.79 V

+6.81 V

 

+6.81 V

 

=7.01 V

+6.34 V

*Signal source must be isolated.

 

 

 

 

 

 

 

 

** Referenced to output signal common.

 

 

 

 

 

 

 

 

Current Monitor Output (+IM):

 

 

 

 

 

 

 

 

Output Signal:*

(-0.25 to )

+9.05 V

+7.70 V

 

+7.70 V

 

+7.93 v

+7.15 V

Output Impedance:

 

 

 

 

490 Ω

 

 

 

* Corresponds to 0% to 100% output current.

 

 

 

 

 

 

 

Savable States

 

 

 

 

 

 

 

 

Nonvolatile Memory Locations:

 

 

 

5 ( 0 through 4)

 

Nonvolatile Memory Write Cycles:

 

 

 

40,000, typical

 

 

Prestored State (factory default):

 

 

 

 

Location 0

 

 

Notes: lFor Performance Specifications, see Table l-3a.

28 General Information

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Agilent Technologies 669xA, 665xA Full-load programming speed up/down time time for, IP to -IP Differential Input Signal
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668xA, 669xA, 667xA, 664xA, 665xA specifications

Agilent Technologies has long been a pioneer in the production of high-performance electronic test and measurement instruments, particularly in the field of power sources. Among its notable offerings are the Agilent 667xA, 669xA, 665xA, 664xA, and 668xA series of power supplies. These instruments are designed to provide stable, reliable power for a variety of applications, including electronic testing, industrial processes, and research laboratories.

The Agilent 667xA series is characterized by its programmability and advanced measurement functions. These power supplies support a wide range of output voltages and currents, allowing for flexible configurations that cater to different testing needs. The built-in measurement capabilities enable users to monitor the voltage, current, and power with high precision, which is essential for ensuring optimal performance in electronic applications.

The Agilent 669xA series stands out with its high-power outputs, making it suitable for demanding applications. These power supplies deliver high voltage and current levels, making them ideal for testing high-performance devices, such as power amplifiers and motor drives. Additionally, the 669xA series includes features such as overvoltage protection and complex output sequencing to enhance the safety and reliability of the testing process.

The Agilent 665xA and 664xA series focus on delivering high accuracy and excellent regulation. These models are particularly known for their low noise operation, which is critical for sensitive applications where precision is paramount. The integrated programming capabilities allow users to automate testing sequences, thus improving efficiency in research and development settings.

The 668xA series features advanced digital signal processing that enhances the precision and stability of the output. Users benefit from features like remote sensing and monitoring, allowing feedback adjustments that maintain output accuracy despite cable losses. Furthermore, the 668xA models can integrate seamlessly with various test environments thanks to their LAN, GPIB, and USB connectivity options.

Overall, the Agilent 667xA, 669xA, 665xA, 664xA, and 668xA power supplies provide a comprehensive range of solutions for diverse electronic testing needs. With their advanced features, superb measurement capabilities, and robust performance, these instruments empower engineers and researchers to conduct their work with confidence, precision, and efficiency.
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