Table Of Contents (continued)

 

 

Positive and Negative Voltages

49

 

Remote Voltage Sensing

49

 

Remote Sense Connections

50

 

Output Noise Considerations

51

 

Programming Response Time with an Output Capacitor

51

 

Open Sense Leads

51

 

Overvoltage Trigger Connections

52

 

External Trigger Circuit

52

 

Power Supply Protection Considerations

54

 

Battery Charging

54

 

Capacitive Load Limitation

54

 

Parallel Operation

54

 

CV Operation

55

 

CC Operation

56

 

Remote Sensing

56

 

Specifications for Parallel Operation

56

 

Series Operation

57

 

CV Operation

57

 

CC Operation

58

 

Remote Sensing

58

 

Specifications for Series Operation

58

5

Remote Operation

 

 

Introduction

61

 

HP-IB Operation

61

 

Interface Function

61

 

HP-IB Address Selection

62

 

Power-On Service Request (PON)

63

 

Programming Syntax

63

 

Numeric Data

63

 

Order of Execution

68

 

Terminators

68

 

Initial Conditions

68

 

Power Supply Commands

68

 

Voltage Programming

69

 

Current Programming

69

 

Range Switching

70

 

Output On/Off

71

 

Overvoltage Protection

71

 

Overcurrent Protection

72

 

Multiple Output Storage and Recall

72

 

The Clear Command

73

 

Status Reporting

73

 

Service Request Generation

76

 

Reprogramming Delay

78

 

Display On/Off

78

 

Other Queries

79

6

Local Operation

 

 

Introduction

83

 

Local Mode

83

 

Local Control Of Output Functions

83

 

General

83

8

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HP 6621A, 6623A, 6624A manual Remote Operation, Local Operation

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.