功率晶体管
P
C
- TA
40
–6
(1) T
C
= TA
(2)不带散热片(P
C
=2W)
T
C
=25C
2SB1548 , 2SB1548A
I
C
— V
CE
–8
–7
–5
V
CE
=–4V
T
C
=25C
I
C
— V
BE
集电极耗散功率P
C
(W)
36
32
28
(1)
24
20
16
12
8
4
0
0
20
(2)
集电极电流I
C
(A)
集电极电流I
C
(A)
–6
–5
–4
–3
–2
–1
0
–4
I
B
=–100mA
–80mA
–3
–60mA
–40mA
–30mA
–2
–20mA
–16mA
–12mA
–8mA
–4mA
–1
0
40
60
80 100 120 140 160
0
–2
–4
–6
–8
–10
–12
0
– 0.2 – 0.4 – 0.6 – 0.8 –1.0
–1.2
环境温度Ta (C )
集电极到发射极电压V
CE
(V)
基极至发射极电压V
BE
(V)
V
CE ( SAT )
— I
C
集电极到发射极饱和电压V
CE ( SAT )
(V)
–10
–3
–1
I
C
/I
B
=10
T
C
=25C
10000
h
FE
— I
C
1000
V
CE
=–4V
T
C
=25C
300
100
30
10
3
1
0.3
f
T
— I
C
V
CE
=–10V
f=10MHz
T
C
=25C
正向电流传输比H
FE
1000
300
100
30
10
3
1
– 0.01 – 0.03 – 0.1 – 0.3
– 0.3
– 0.1
– 0.03
– 0.01
– 0.003
– 0.001
– 0.01 – 0.03 – 0.1 – 0.3
过渡频率f
T
(兆赫)
–1
–3
–10
3000
–1
–3
–10
0.1
– 0.01 – 0.03 – 0.1 – 0.3
–1
–3
–10
集电极电流I
C
(A)
集电极电流I
C
(A)
集电极电流I
C
(A)
安全操作区( ASO )
–100
–30
10
3
非重复脉冲
T
C
=25C
R
日(T )
— t
( 1 )不带散热片
(2)在一个100
×
80
×
t2mm铝散热片
(1)
(2)
10
热阻R
th
(吨)( C / W)
集电极电流I
C
(A)
10
2
–10
–3
–1
I
CP
I
C
DC
t=1ms
10ms
– 0.3
– 0.1
– 0.03
– 0.01
–1
1
10
–1
–3
–10
–30
–100 –300 –1000
10
–2
10
–4
10
–3
10
–2
10
–1
1
10
10
2
10
3
10
4
集电极到发射极电压V
CE
(V)
时间t (S )
2