Tranzistoare de putere folosite in constructia surselor in comutatie

|I. GENERALITATI                                                    |
|      I.1 DEFINITII. CLASIFICARI                                   |
|      I.2 SCHEMA BLOC A UNUI STABILIZATOR DE TENSIUNE CONTINUA IN  |
|COMUTATIE                                                          |
|      I.3 ANALIZA COMPARATIVA A STABILIZATOARELOR IN COMUTATIE SI A|
|STABILIZATOARELOR LINIARE                                          |
|      I.4 CLASIFICAREA SURSELOR DE TENSIUNE CONTINUA IN COMUTATIE  |
|                                                                   |
|II. TIPURI DE SURSE IN COMUTATIE                                   |
|      II.1 STCC FORWARD CU IZOLARE                                 |
|      II.2 STCC FORWARD FARA IZOLARE                               |
|      II.3 STCC FLYBACK CU IZOLARE                                 |
|      II.4 STCC FLYBACK FARA IZOLARE                               |
|      II.5 STCC IN CONTRATIMP                                      |
|                                                                   |
|III. TRANZISTOARE DE PUTERE FOLOSITE IN CONSTRUCTIA SURSELOR IN    |
|COMUTATIE                                                          |
|      III.1 GENERALITATI                                           |
|      III.2 TRANZISTORUL BIPOLAR CA ELEMENT DE COMUTATIE           |
|      III.3 TRANZISTORUL MOSFET CA ELEMENT DE COMUTATIE            |
|                                                                   |
|IV. TRANSFORMATORUL DE PUTERE LA INALTA FRECVENTA                  |
|      IV.1 GENERALITATI                                            |
|      IV.2 CONSIDERATII CU PRIVIRE LA MATERIALELE FEROMAGNETICE    |
|UTILIZATE IN CONSTRUCTIA SURSELOR IN COMUTATIE                     |
|      IV.3 PARTICULARITATI CONSTRUCTIVE ALE BOBINELOR              |
|      IV.4 PROIECTAREA TRANSFORMATORULUI PENTRU O SURSA IN         |
|COMUTATIE IN MONTAJ SEMIPUNTE                                      |
|                                                                   |
|V. REDRESAREA SI FILTRAREA                                         |
|                                                                   |
|VI. CIRCUITE PENTRU COMANDA ELEMENTULUI DE PUTERE IN COMUTATIE     |
|                                                                   |
|VII. PROTECTIA STABILIZATOARELOR DE TENSIUNE IN COMUTATIE          |
|      VII.1 CIRCUITE DE IZOLARE OPTICA                             |
|      VII.2 CIRCUITE DE INTARZIERE (SOFT-START)                    |
|      VII.3 CIRCUITE DE PROTECTIE LA SUPRATENSIUNI                 |
|                                                                   |
|VIII. STABILIZATORUL IN COMUTATIE CA SURSA DE PERTURBATII          |
|      VIII.1 GENERALITATI                                          |
|      VIII.2 LIMITAREA PERTURBATIILOR                              |
|      VIII.3 FILTRU PENTRU REDUCEREA I.E.                          |
|      VIII.4 RECOMANDARI TEHNOLOGICE CU PRIVIRE LA REALIZAREA UNUI |
|STABILIZATOR IN COMUTATIE                                          |
|                                                                   |
|IX. STUDIU ESTIMATIV DE EFICIENTA TEHNICO-ECONOMICA                |
|      IX.1 CALCULUL DE FIABILITATE                                 |
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| Pagini 109                                                        |
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