參數(shù)資料
型號: 2SB1731
廠商: Rohm CO.,LTD.
英文描述: Low frequency amplifier
中文描述: 低頻放大器
文件頁數(shù): 2/3頁
文件大小: 74K
代理商: 2SB1731
2SB1731
Transistors
z
Electrical characteristic curves
1000
Ta
=
100
°
C
Pulsed
B
B
(
2/2
0.001
0.01
0.1
1
10
COLLECTOR CURRENT : I
C
(A)
10
D
F
100
Ta
=
40
°
C
Ta
=
25
°
C
V
CE
2V
Fig.1 DC current gain
vs. collector current
0.1
0.01
0.001
1
0.01
0.1
10
1
COLLECTOR CURRENT : I
C
(A)
C
C
(
Ta
=
25
°
C
Ta
=
100
°
C
Ta
=
25
°
C
Ta
=
40
°
C
Ta
=
40
°
C
Ta
=
100
°
C
V
BE(sat)
V
CE(sat)
I
C
/I
B
=
20/1
Pulsed
Fig.2 Collector-emitter saturation voltage
base-emitter saturation voltage
vs. collector current
0.01
0.1
1
10
COLLECTOR CURRENT : I
C
(A)
0.001
0.01
C
C
(
0.1
1
10
Ta
=
25
°
C
Pulsed
I
C
/I
B
=
10/1
I
C
/I
B
=
20/1
I
C
/I
B
=
50/1
Fig.3 Collector-emitter saturation voltage
vs. collector current
0
0.5
1
1.5
BASE TO EMITTER CURRENT : V
BE
(V)
0.001
C
C
(
0.01
1
0.1
V
CE
=
2V
Pulsed
Ta
=
100
°
C
Ta
=
25
°
C
Ta
=
40
°
C
Fig.4 Grounded emitter propagation
characteristics
0.01
0.1
1
10
EMITTER CURRENT : I
E
(A)
10
T
T
(
1000
100
Ta
=
25
°
C
V
CE
=
2V
f
=
100MHz
Fig.5 Gain bandwidth product
vs. emitter current
1
0.1
1
10
COLLECTOR CURRENT : I
C
(A)
10
1000
100
Ta
=
25
°
C
V
CE
=
5V
I
C
/I
B
=
20/1
tstg
tdon
tr
tf
Fig.6 Switching time
S
1
10
100
0.1
10
100
1000
f
=
1MHz
I
C
=
0A
Ta
=
25
°
C
C
E
Cib
Cob
Fig.7 Collector output capacitance
vs. collector-base voltage
Emitter input capacitance
vs. emitter-base voltage
EMITTER TO BASE VOLTAGE : V
EB
(
V)
COLLECTOR TO BASE VOLTAGE : V
CB
(
V)
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