Introduzione al funzionamento del transistor Livello base

1. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos Arzenton

2. Il TRANSISTOR
•Che cos’ è !
3C •Come funziona !
•Che cosa fa !
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

3. COLLETTORE
+P
-N +P
BASE
-N TRANSISTOR
P-N-P
+P
-N
+P
EMETTITORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

4. COLLETTORE
-N
+P -N
BASE
+P TRANSISTOR
N-P-N
-N
+P
-N
EMETTITORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

5. Vcc
C
B +
-
Vbb
E
+
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

6. Vcc
C
B +
-
Vbb
E
+
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

7. COLLETTORE
BASE
BASE
COLLETTORE
EMETTITORE
EMETTITORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

8. Rc
Ic
A
Ib
C
Vcc
+ - B +
A
V Vce -
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

9. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

10. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

11. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

12. Rc
Ic=0
A
Ib=0
C
Vcc
B
V Vce = Vcc
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

13. 1° REGOLA
Rc
Ib=0
Ic=0
Vce = Vcc Ic=0
A
OFF Ib=0
C
Vcc
B
V Vce = Vcc
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

14. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

15. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

16. Rc
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

17. 2° REGOLA
Rc
I b = MAX
I c = Vcc/Rc
Vce = 0 I c = Vcc / Rc
A
ON
C
I b = MAX B Vcc
V Vce = 0
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

18. 1° REGOLA 2° REGOLA
Ib=0 I b = MAX
Ic=0 I c = Vcc/Rc
Vce = Vcc Vce = 0
OFF ON
Il TRANS IS TOR funziona come un
INTERRUTTORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

19. COLLETTORE COLLETTORE
TRANSISTOR
N-P-N
-N
BASE Resistenza
+P equivalente
Re C E
-N
EMETTITORE EMETTITORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

20. Aumenta Ib
Rc
Diminuisce Re C E
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

21. Aumenta Ib
Rc
Diminuisce Re C E
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

22. Aumenta Ib
Rc
Diminuisce Re C E
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

23. Diminuisce Ib
Rc
Aumenta Re C E
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

24. Diminuisce Ib
Rc
Aumenta Re C E
Ic
A
Ib
C
Vcc
+ - B
A
V Vce
E
+ Vbb Vbe
-
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

25. 1° REGOLA 2° REGOLA
Ib=0 Il TRANS IS TOR funziona come un I b = MAX
Ic=0 INTERRUTTORE I c = Vcc/Rc
Vce = Vcc Vce = 0
OFF ON
3 ° REGOLA
aumenta Ib
conseguentemente
AUMENTA Ic
( Ic è proporzionale a Ib )
Il TRANS IS TOR
funziona come un
AMPLIFICATORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

26. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

27. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

28. Applicazioni OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

29. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

30. Circuito di POLARIZZAZIONE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

31. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

32. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

33. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

34. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

35. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

36. SATURAZIONE
ON
OFF
Punti di funzionamento INTERDIZIONE
come AMPLIFICATORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

37. Il diodo LED si accende quando ….
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

38. Il diodo LED si accende quando ….
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

39. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

40. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

41. INTERFACCIAMENTO
Utilizzo del TRANSISTOR
in modalità di funzionamento
OFF - ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

42. Applicazioni OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

43. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

44. Applicazioni OFF / ON
NAND
3 input NAND
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

45. INTERFACCIAMENTO OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

46. INTERFACCIAMENTO OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

47. INTERFACCIAMENTO OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

48. Applicazioni AMPLIFICATORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

49. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

50. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

51. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

52. INTERFACCIAMENTO OFF / ON
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

53. Applicazioni AMPLIFICATORE
( es. UNA RADIO )
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

54. Applicazioni
AMPLIFICATORE
( es. UNA RADIO )
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

55. Applicazioni OSCILLATORE
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

56. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

57. © 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton

58. Fine presentazione “ TRANSISTOR “ : Livello base
By prof. Athos ARZENTON / 09/2011
© 2010 ITIS G.FERRARIS Verona (ITALY) / by Prof. Athos
Arzenton