LMBT3904LT1G_15 Datasheet, PDF (4/7 Pages) Leshan Radio Company – General Purpose Transistor

LESHAN RADIO COMPANY, LTD.
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
10
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. Storage Time
LMBT3904LT1G,S-LMBT3904LT1G
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
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 8. 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
14
12 ^{f = 1.0 kHz IC = 1.0 mA}
10
I_C = 0.5 mA
8
6
4
I_C = 50 mA
I_C = 100 mA
2 _{SOURCE RESISTANCE = 500 W}
I_C = 100 mA
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
f, FREQUENCY (kHz)
2
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.
h PARAMETERS
Figure 10.
(V_CE = 10 Vdc, f = 1.0 kHz, T_A = 25°C)
300
100
50
200
20
100
10
70
5
50
2
30
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 11. Current Gain
1
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 12. Output Admittance
Rev.O 4/7