NST3946DXV6T1 Datasheet, PDF (5/12 Pages) ON Semiconductor – Dual General Purpose Transistor

NST3946DXV6T1, NST3946DXV6T5
(NPN)
500
500
300
I_C/I_B = 10
300
V_CC = 40 V
200
200
I_C/I_B = 10
100
70
t_r @ V_CC = 3.0 V
50
30
20
40 V
10 _(NPN)
7
5
1.0 2.0 3.0
15 V
t_d @ V_OB = 0 V
2.0 V
5.0 7.0 10
20 30 50 70 100 200
I_C, COLLECTOR CURRENT (mA)
Figure 4. Turn - On Time
500
300
200 ^{IC/IB = 20}
I_C/I_B = 10
t′_s = t_s − ¹/₈ t_f
I_B1 = I_B2
100
70
50
I_C/I_B = 20
30
I_C/I_B = 10
20
100
70
50
30
20
10 _(NPN)
7
5
1.0 2.0 3.0
5.0 7.0 10
20 30 50 70 100 200
I_C, COLLECTOR CURRENT (mA)
Figure 5. Rise Time
500
300
V_CC = 40 V
200
I_B1 = I_B2
I_C/I_B = 20
100
70
50
30
I_C/I_B = 10
20
10 _(NPN)
7
5
1.0 2.0 3.0
5.0 7.0 10
20 30 50 70 100 200
I_C, COLLECTOR CURRENT (mA)
Figure 6. Storage Time
10 _(NPN)
7
5
1.0 2.0 3.0
5.0 7.0 10
20 30 50 70 100 200
I_C, COLLECTOR CURRENT (mA)
Figure 7. Fall Time
TYPICAL AUDIO SMALL- SIGNAL CHARACTERISTICS
NOISE FIGURE VARIATIONS
(V_CE = 5.0 Vdc, T_A = 25°C, Bandwidth = 1.0 Hz)
12
SOURCE RESISTANCE = 200 W
10
I_C = 1.0 mA
8
SOURCE RESISTANCE = 200 W
I_C = 0.5 mA
6
SOURCE RESISTANCE = 1.0 k
I_C = 50 mA
4
2 _{SOURCE RESISTANCE = 500 W}
I_C = 100 mA
(NPN)
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
f, FREQUENCY (kHz)
Figure 8. Noise Figure
14
12 ^{f = 1.0 kHz IC = 1.0 mA}
10
I_C = 0.5 mA
8
6
I_C = 50 mA
I_C = 100 mA
4
2
(NPN
)
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
R_S, SOURCE RESISTANCE (k OHMS)
Figure 9. Noise Figure
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