MMBT2907AM3T5G
TYPICAL SMALL−SIGNAL Characteristics
NOISE FIGURE
V
CE
= 10 Vdc, T = 25°C
A
10
8.0
6.0
4.0
2.0
0
10
f = 1.0 kHz
8.0
I
= -1.0 mA, R = 430 ꢂ
s
C
6.0
4.0
I
= -50 ꢁ A
C
-500 ꢁ A, R = 560
s
ꢂ
-100 ꢁ A
-500 ꢁ A
-1.0 mA
-50 ꢁ A, R = 2.7 k
s
ꢂ
-100 ꢁ A, R = 1.6 k
s
ꢂ
R = OPTIMUM SOURCE RESISTANCE
s
2.0
0
0.01 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 100
50 100 200
500 1.0 k 2.0 k
5.0 k 10 k 20 k
50 k
f, FREQUENCY (kHz)
R , SOURCE RESISTANCE (OHMS)
s
Figure 7. Frequency Effects
Figure 8. Source Resistance Effects
30
400
300
20
C
eb
200
10
100
80
7.0
5.0
V
= -20 V
CE
T = 25°C
J
60
C
cb
40
30
3.0
2.0
20
-0.1
-0.2 -0.3 -0.5
-1.0
-2.0 -3.0 -5.0
-10
-20 -30
-1.0 -2.0
-5.0 -10 -20
-50 -100 -200
-500 -1000
REVERSE VOLTAGE (VOLTS)
I , COLLECTOR CURRENT (mA)
C
Figure 9. Capacitances
Figure 10. Current−Gain − Bandwidth Product
+0.5
0
-1.0
-0.8
T = 25°C
J
V
@ I /I = 10
B
BE(sat)
C
R
ꢀ
VC
for V
CE(sat)
-0.5
CE
V
BE(on)
@ V = -10 V
-0.6
-0.4
-0.2
0
-1.0
-1.5
-2.0
-2.5
R
ꢀ
VB
for V
BE
V
@ I /I = 10
C B
CE(sat)
-0.1 -0.2 -0.5 -1.0 -2.0 -5.0 -10 -20 -50 -100 -200 -500
-0.1 -0.2 -0.5 -1.0 -2.0 -5.0 -10 -20 -50 -100 -200 -500
I , COLLECTOR CURRENT (mA)
C
I , COLLECTOR CURRENT (mA)
C
Figure 11. “On” Voltage
Figure 12. Temperature Coefficients
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