Table 1-3. Supplemental Characteristics (continued)

Outputs

40 W Low

40 W High

80 W Low

80 W High

 

Voltage

Voltage

Voltage

Voltage

Programming Resolution:

 

 

 

 

Voltage

6 mV

15 mV

6 mV

15 mV

+Current

25 mA

10 mA

50 mA

20 mA

OVP

100 mV

250 mV

100 mV

250 mV

Readback Resolution:

 

 

 

 

Voltage

6 mV

15 mV

6 mV

15 mV

+ or-Current

2 mA

0.8 mA

4 mA

1.6 mA

Fixed Overvoltage Protection: (Measure at output terminals +V and -V):

Minimum

22.5 V

56 V

22.5 V

56 V

Nominal

24 V

60 V

24 V

60 V

Maximum

26 V

64 V

26 V

64 V

AC Input Power and Current:

 

 

 

Maximum Power = 550 W

100 V Option

120 V Option

220 V Option

240 V Option

High Line Inrush Current

85 A

85 A

50 A

50 A

(pk)

 

 

 

 

High Line Input Current

6.3 A

5.7 A

3.0 A

3.0 A

(rms)

 

 

 

 

Fuse Rating

8 A

8 A

4 A

4 A

HP-IB Interface Capabilities:

SH1, AH1, T6, L4, SR1, RL1, PP1, DC1, DT0, C0, E1

Current Sink Capability:

Current sink limits are fixed approximately 10% higher than the maximum current source limits for a given operating voltage at any voltage above 2.5 V (see Chapter 4).

Command Processing Time: (see Figure 1-3):

7 milliseconds typical (with front panel display disabled). Using STO and RCL commands allows you to change all the voltage and current settings in about 10 mS (with front panel display disabled).

Series and Parallel Operation:

Two outputs can be operated directly in parallel or can be connected for straight series operation. Refer to Chapter 4 for more information.

Reactive Load Capability:

All outputs have been designed with the ability to operate with significant reactive loads without instability (refer to Figures 1-4 through 1-6).

General Information 19

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HP 6624A, 6623A Outputs Low High Voltage Programming Resolution, Readback Resolution, AC Input Power and Current, Option

6624A, 6621A, 6623A specifications

The HP 6623A, 6621A, and 6624A are precision DC power supplies widely recognized for their reliability and performance in various laboratory and industrial applications. These models are part of HP's 662X series, designed to cater to the needs of engineers, researchers, and technicians who require accurate power sources for their testing and development activities.

The main features of the HP 6623A, 6621A, and 6624A include their high stability, low ripple, and excellent load regulation, ensuring that the output voltage and current remain stable during testing. The power supplies provide multiple output channels, allowing users to power multiple devices simultaneously. The flexibility in setting voltage and current levels makes these models ideal for a wide range of applications, including semiconductor testing, device characterization, and system integration.

One of the standout technologies in the HP 662X series is the use of smart design techniques that minimize noise and enhance output performance. These power supplies incorporate advanced feedback mechanisms to maintain steady output, even under varying load conditions. Additionally, they feature programmable outputs, which means users can adjust the output levels through a connected computer or control system, streamlining the testing process and improving efficiency.

The HP 6623A model offers three independent outputs, with total power capabilities of 40 watts. It includes a 0-20V output, which can deliver up to 2A of current, along with two additional outputs that are adjustable. The 6621A provides a single output option, delivering a maximum of 20V and 2A, making it well-suited for simple applications where a single power source is required. In contrast, the HP 6624A stands out with its four independent output channels, providing a total of 60 watts, making it the most versatile of the three models.

Characteristics of these power supplies include user-friendly interfaces, allowing for easy configuration and monitoring of settings. LED indicators provide real-time feedback on voltage and current levels, enabling users to quickly assess the performance of their tests. Moreover, built-in protection features safeguard both the power supply and the connected devices from overvoltage and overcurrent conditions.

Overall, the HP 6623A, 6621A, and 6624A power supplies embody advanced engineering and design, making them invaluable tools for professionals looking for high-quality, reliable power sources for their electronic testing needs.