HP 6624A, 6623A, 6621A manual Or contact, Europe, Far East, Latin America

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HP Sales and Support Office

For more information, call your local HP Sales Office listed in the telephone directory white pages. Ask for the Electronic Instruments Department.

Or contact:

United States: Hewlett-Packard Company 4 Choke Cherry Road Rockville, MD 20850 (301) 6704300

Hewlett-Packard Company 5201 Tollview Drive Rolling Meadows, IL 60008 (312) 255-9800

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Australia/New Zealand: Hewlett-Packard Australia Ltd. 31-41 Joseph Street Blackburn, Victoria 3130 Melbourne, Australia

(03) 895-2895

Europe:

European Headquarters Hewlett-Packard S.A.

150, Route du Nant d'Avril 1217 Meyrin 2

Geneva -- Switzerland 41/22 780-8111

Far East:

Hewlett-Packard Asia Ltd.

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(5) 8487777

Japan: Yokogawa-Hewlett-Packard Ltd. 15-7, Nishi Shinjuku 4 Chome Shinjuku-ku, Tokyo 160, Japan (03) 5371-1351

Latin America:

Latin American Region Headquarters Monte Pelvoux Nbr. 111

Lomas De Chapultepec

11000 Mexico, D.F. Mexico

(525) 202 0155

Middle East and Africa: Geneva -- Switzerland 41/22 780-7111

For all other areas: Hewlett-Packard Company Intercontinental Headquarters 3495 Deer Creek Road

Palo Alto, CA 94304 U.S.A.

HP Sales and Support Office

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Contents HP Part No Operating ManualCertification Safety Summary Symbol Description Safety SummaryEMC Declaration of ConformityAppendix D--Error Messages Installation ProceduresAppendix A--Calibration Procedure Appendix C--Command SummaryTable Of Contents Local Operation Remote OperationProgramming With The Series 200/300 Computer Command SummaryError Messages CalibrationPage Instrument and Manual Identification Safety ConsiderationsGeneral Information IntroductionDescription AccessoriesOutput Combinations Available Model Output Low Range Values High Range Values Basic OperationHP-IB Board Output Boards Qualifying Conditions SpecificationsDefinitions Output Response Characteristics Source Effect SpecificationsOutputs Low High Voltage Temperature Coefficient Supplemental CharacteristicsCommand Processing Time see Figure Outputs Low High Voltage Programming ResolutionReadback Resolution AC Input Power and CurrentLow Voltage High Voltage 80 W Low Voltage Safety Agency ComplianceDimensions all models Output ImpedanceGeneral Information General Information General Information General Information Initial Inspection InstallationLocation and Cooling Line Fuse Input Power Requirements100/120 2110-0342 220/240 2110-0055 Line FusesLine Voltage Conversion Power CordHP-IB Interface Connector Page Getting Started Front Panel Controls and IndicatorsTurning On Your Supply HP-IB Status Annunciators LCL keySystem Control Keys Power Supply StatusAnnunciators Alphanumeric LCDOutput Control Keys Numeric Entry Keys Line SwitchNormal Self Test Indications Sample Self-Test Failure Display Checking Out Your Supply Using Local ControlOvervoltage Test Voltage TestCurrent Test Enter/Output Statements Introduction To Remote OperationIset Enter OCPAddr Sending a Remote CommandOutput Reading the HP-IB AddressGetting Data From The Supply Often Used CommandsDisp a Disp a Returning the Supply to Local Mode Output Ranges Output Connections and Operating InformationOperating Quadrants Protection FeaturesRange Selection Typical Output Range Characteristics Connecting the Load Page Feet Wire Bundled 10 a 20 aCross Section Meters Area in mm2 Multiple Loads Remote Voltage SensingPositive and Negative Voltages Remote Sense Connections Remote Voltage SensingOpen Sense Leads Output Type FormulaOutput Noise Considerations Programming Response Time with an Output CapacitorExternal Trigger Circuit Overvoltage Trigger ConnectionsEquivalent Internal OV Trigger Circuit Battery Charging Power Supply Protection ConsiderationsParallel Operation CV Operation Maximum Allowable Voltage SettingRemote Sensing CC Operation13. Series Connections with Local Sensing CV Operation Series Operation14. Series Connections with Remote Sensing Specifications for Series OperationPage Page HP-IB Operation Remote OperationInterface Function HP-IB Address Selection Programming Syntax Power-On Service Request PONNumeric Data Sheet 1 of 2. Syntax Forms for Power Supply Commands Sheet 2 of 2. Syntax Forms for Power Supply Commands Ovset Fault ?Vset IsetPage Initial Conditions Power Supply CommandsCurrent Programming Voltage ProgrammingRange Switching Overvoltage OV Protection Output On/OffOVSET? Multiple Output Storage & Recall Overcurrent Protection OCPStatus Reporting Clear CommandASTS? UNR +CCBit Assignment of the Serial Poll Register FAULT?UNMASK? Unmask 2,XXXService Request Generation PON ? SRQ?RQS Bit Reprogramming DelayDisplay On/Off Other Queries Explanation Front PanelResponse Code Code Explanation TEST? ResponsesPage General Local ModeLocal Operation Local Control Of Output FunctionsSetting Current Setting VoltageDisplaying the Contents of the Fault Register Setting Overvoltage ProtectionResetting Overvoltage Protection Resetting Overcurrent ProtectionCondition Setting the Reprogramming DelaySetting the Supplys HP-IB Address Local Control Of System FunctionsRCL Enter Displaying Error MessagesAddr Enter STO EnterPage Test Equipment and Setup Required Calibration ProceduresFigure A-1. Calibration Setup General Calibration Procedure Are not stored. Exercise care when moving the leads Pause Calibration Program10 ! Calibration Example Clear Voltmeter Output BufferDisp END of Calibration Program Input ANY More Outputs to CALIBRATE? Y or N,X$Fnend Page Page Path Names Programming With a Series 200/300 ComputerVoltage and Current Programming Voltage and Current Readback Voltage and Current Programming With VariablesPresent Status Programming Power Supply RegistersPrint OUTPUT1 is in CV Mode END if Service Request and Serial PollPrint Overvoltage on Output #2 Enable IntrOFF Intr Print Overvoltage on Output #1Error Detection Stored Operating States Programming Outputs Connected In ParallelInput Enter Operating VOLTAGE,V1 Input Enter Voltage LIMIT,VInput Enter the Desired Current Limit POINT,I Programming Outputs Connected In SeriesTable C-1. Command Summary Command SummaryCommand Description Table C-l. Command Summary ROM? PON?Previously Test Responses Error Codes and MessagesPower-On Self Test Messages Error Responses Table D-l. Power-On Self Test Error MessageError Code Message Explanation ERR? query ERR key Table D-2. Error ResponsesResponse Code Explanation TEST? query Table D-3. TEST? ResponsesPage Make Changes Manual Backdating6623A Generally Applicable AnnotationsII. CE92 Product Specific Annotations 6621ALatin America Or contactEurope Far East

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.
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