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Record W2152633413 · doi:10.1109/pesc.2008.4592030

Controlled current source circuit (CCSC) for Reduction of output voltage overshoot in Buck converters

2008· article· en· W2152633413 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenuePESC record · 2008
Typearticle
Languageen
FieldEngineering
TopicAdvanced DC-DC Converters
Canadian institutionsQueen's University
Fundersnot available
KeywordsOvershoot (microwave communication)Buck converterCapacitorControl theory (sociology)VoltageElectronic circuitCurrent (fluid)Current sourceCapacitanceConvertersVoltage sourceInductorConstant power circuitComputer scienceEngineeringElectrical engineeringSwitched-mode power supplyPhysics

Abstract

fetched live from OpenAlex

In this paper, an auxiliary circuit is presented to improve the dynamic response of a buck converter. Since it is well established that for typical voltage regulator applications, voltage overshoots (due to step-down load transients) are much larger than voltage undershoots (due to step-up load transients), the goal of the proposed method is to reduce the former. The circuit only functions during step-down load transients and operates by rapidly transferring excess load current from the output of the buck converter to its input. Unlike previous unloading auxiliary circuits, the proposed method uses a controlled current source circuit (CCSC) to remove a constant regulated current from the output. The CCSC has the following advantages over previous circuits: a) predictable behavior allowing for simplified design, b) inherent over-current protection, c) low peak current to average current ratio allowing for use of smaller components. Through selection of the auxiliary current, it is possible to obtain a balanced overshoot/undershoot response for a buck converter, significantly reducing the required output capacitance. In this paper, it is shown through analysis, simulation and experimental results that for a modest increase in component cost, a large reduction of voltage overshoot and output capacitor requirement can be realized.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Other design · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.966
Threshold uncertainty score0.944

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.027
GPT teacher head0.232
Teacher spread0.205 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it