MMBT3904 데이터 시트보기 (PDF) - Weitron Technology
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MMBT3904 Datasheet PDF : 7 Pages
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MMBT3904
500
300
IC / IB=10
200
100
70
50
30
20
10
7
5
1.0
tr@VCC=3.0V
40V
td@VOB=0V
15V
2.0V
2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC COLLECTOR CURRENT
FIG.5 Turn-On Time
500
300
VCC =40V
IC / IB=10
200
100
70
50
30
20
10
7
5
1.0
2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC COLLECTOR CURRENT (mA)
FIG.6 Rise Time
500
300
200 IC / IB=20
IC / IB=10
t
,
s
=ts-1/8tf
IB1=IB2
100
70
50
IC / IB=20
30
IC / IB=10
20
10
7
5
1.0
2.0 3.0 5.0 7.0 10
20 30 50 70 100
200
IC COLLECTOR CURRENT (mA)
FIG.7 Storage Time
500
300
VCC=40V
200
IB1=IB2
IC / IB=20
100
70
50
30
IC / IB=10
20
10
7
5
1.0
2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC COLLECTOR CURRENT (mA)
FIG.8 Fall Time
TYPICAL AUDIO SMALL-SIGNAL CHARACTERISTICS NOISE FIGURE VARIATIONS
(VCE=5.0 Vdc.TA=25 C, Bandwidth=1.0Hz)
12
SOURCE RESISTANCE=200 W
10
IC=1.0 mA
8
SOURCE RESISTANCE=200 W
IC=0.5 mA
6
SOURCE RESISTANCE=1.0k
IC=50uA
4
14
f =1.0kHz
12
IC=1.0mA
10
IC=0.5mA
8
6
4
IC=50 µA
IC=100 uA
2 SOURCE RESISTANCE=500½
IC=100µA
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
f FREQUENCY (kHz)
FIG.9
2
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
RS SOURSE RESISTANCE (kOHMS)
FIG.10
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