MBT3946DW Datasheet, PDF (5/11 Pages) List of Unclassifed Manufacturers – Dual General Purpose Transistor

MBT3946DW
(NPN)
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
Figure 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)
Figure 6. Rise Time
500
300
200 ^{IC / IB=20}
IC / IB=10
ts, =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)
Figure 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)
Figure 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
10
IC=1.0 mA
8
SOURCE RESISTANCE=200
IC=0.5 mA
6
SOURCE RESISTANCE=1.0k
IC=50µA
4
14
f =1.0kHz
12
IC=1.0mA
10
IC=0.5mA
8
6
4
IC=50 µA
IC=100 µA
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)
Figure 9.
2
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40
100
RS SOURSE RESISTANCE (kOHMS)
Figure 10.
WEITRON
http://www.weitron.com.tw