Delta Electronics DNS SIP Series manual Delphi DNS Series of SIP type POL converters, Purpose

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Evaluation Procedure (DEP-008 A)

The Delphi DNS Series of SIP type POL converters

The DNS, 2.4~5.5V or 10~14V input, programmable output, non-isolated point of load DC/DC converters, are the latest offering from one of the world’s largest power supply manufacturers ― Delta Electronics, Inc. The DNS converters have flexible and programmable tracking and sequencing features to enable a variety of startup voltages as well as sequencing and tracking between power modules. With creative design technology and optimization of component placement, these converters possess outstanding electrical and thermal performance, as well as extremely high reliability under highly stressful operating conditions. All models possess a myriad of standard protection features.

This document guides the user through the evaluation procedures to qualify a POL module. The data shown in this Evaluation Procedure is for the SIP Package Type POL evaluation board. Please refer to the appropriate technical data sheet for detailed performance and technical information for the specific POL units.

DNS SIP Series

1.0 Purpose

This document guides the user in performing electronic measurements on a DNS POL (point of load) DC/DC converter using the Delta Evaluation Board.

2.0 Relevant Documentation

The documentation and background information listed below is relevant to this evaluation procedure:

2.1Appropriate date sheet for the DNS Series unit under evaluation.

2.2Power Module Evaluation Board Schematic.

2.3Power Module Evaluation Board Layout.

2.4General Test and Safety Procedures.

Evaluation Procedure

 

EP_DNS_SIP_08052004

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Delta Electronics, Inc.

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Contents Purpose Delphi DNS Series of SIP type POL convertersRelevant Documentation Equipment Set-Up and Description Equipment RequiredThermal Management of the Converter Test Set-Up Tests PerformedSW3 Function table Initial Power UpTest Tests and EvaluationNo Load Input Current Test Load Regulation Output Characteristics Line RegulationOutput Ripple 10500 Vtrim = 0.7 − 0.1698 ⋅ Vout − For DNS04xx seriesVoltage Margining For DNS12xx seriesDetailed Description Sequential Implementation Voltage TrackingRatio-Metric Implementation PS1 PS2PS1=5V VrefSimultaneous Implementation PS1=5V PS2=3.3VVref Definition Voset,ps2 Test Dynamic Characteristics Output Voltage DeviationTest Turn on the module by using the Enable on/off Test Turn on the module by using the external switchTurn-On Response Time Thermal Characteristic Efficiency Appendix A- Evaluation Board Schematic Warranty
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