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Uudu Usai "Elektroonika Komponendid"

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SISUKORD<br />

ELEKTROONIKAKOMPONENDID lk. 106<br />

SISSEJUHATUS ............................................................................................................... .......................1<br />

1. PASSIIVELEMENDID........................................................................................................................2<br />

1. TAKISTID .........................................................................................................................................2<br />

1.1. Otstarve, liigid ja põhiparameetrid..............................................................................................2<br />

1.2. Püsitakistid..................................................................................................................................4<br />

1.3. Muuttakistid................................................................................................................................7<br />

1.4. Varistorid ............................................................................................... ....................................8<br />

1.5. Termistorid .................................................................................................................................8<br />

1.6. Fototakistid .................................................................................................................................9<br />

2. KONDENSAATORID.....................................................................................................................10<br />

2.1. Otstarve, liigid, parameetrid.....................................................................................................10<br />

2.2. Kondensaatori aseskeem ...........................................................................................................11<br />

2.3 Püsikondensaatorid....................................................................................................................12<br />

2.4. Muutkondensaatorid .................................................................................................................16<br />

3. INDUKTIIVPOOLID .......................................................................................................................17<br />

II POOLJUHTSEADISED........................................................................................................................18<br />

4. POOLJUHTIDE OMADUSI............................................................................................................18<br />

4.1. Üldist.........................................................................................................................................18<br />

4.2. Elektrijuhtivus pooljuhtides ......................................................................................................18<br />

4.3. p-n-siire ja tema alaldav toime .................................................................................................21<br />

4.4. p-n siirde omaduste sõltuvus temperatuurist .............................................................................24<br />

4.5. p-n-siirde omaduste sõltuvus sagedusest ............................... ...................................................24<br />

4.6. p-n-siirde läbilöök.....................................................................................................................25<br />

4.7. Metalli-pooljuhi kontakt........................................................................................................... 26<br />

5. POOLJUHTDIOODID.....................................................................................................................27<br />

5.1. Pooljuhtdioodide liigid ............................................................................................................ 27<br />

5.2. Alaldusdioodid ......................................................................................................................... 28<br />

5.3. Lülitidioodid ............................................................................................................................ 28<br />

5.4. Stabilitronid ja stabistorid ...................................................................................................... 28<br />

5.5. Mahtuvusdioodid ..................................................................................................................... 29<br />

5.6. Fotodiood ..................................................... ........................................................................... 30<br />

5.7. Dioodide tähistamine ............................................................................................................... 31<br />

6. TRANSISTORID ............................................................................................................................ 33<br />

6.1.Transistori ehitus................................................................................................................... ....33<br />

6.2. Transistori tööpõhimõte ........................................................................................................... 33<br />

6.3. Transistori kolm lülitust ........................................................................................................... 35<br />

6.4. Transistori staatilised tunnusjooned ......................................................................................... 38<br />

6.5. Transistori parameetrid...................................................................... ..................................... 42<br />

6.6. Transistoride parameetrite määramine .................................................................................... 47<br />

6.7. Transistori dünaamiline režiim ............... ................................................................................ 49<br />

6.8. Transistoride omaduste sõltuvus sagedusest ............................................................................. 50<br />

6.9. Transistoride omaduste sõltuvus temperatuurist ja tööpunktist................................................ 50<br />

6.10. Transistoride levinumaid eriliike............................................................................................ 51<br />

6.11. Transistoride liigid................................................................................................................. 53<br />

7. VÄLJATRANSISTORID................................................................................................................. 54<br />

7.1. Väljatransistori mõiste ja põhiliigid (Field Effect Transistor - FET) ....................................... 54<br />

7.2. p-n-siirdega väljatransistorid(Junction FET-JFET) ................................................................. 54<br />

7.3. Isoleeritud paisuga väljatransistorid (MOSFET)..................................................................... 57<br />

7.4. Suurevõimsuselised väljatransistorid (powerMOSFET-s)....................................................... 59<br />

7.5. Väljatransistoride eriliike......................................................................................................... 61<br />

7.6. Transistoride tähistus............................................................................................................... 62<br />

8. TÜRISTORID ................................................................................................................................. 64<br />

8.1. Üldist...................................................................... .................................................................64<br />

8.2. Dioodtüristor ehk dinistor................................................................... .....................................64

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