RATING AND CHARACTERISTICS CURVES ( MMBT3906 )
10
7.0
CAPACITANCE (pF)
Q, CHARGE (pC)
5000
3000
2000
Cobo
Cibo
1000
700
500
300
200
100
70
50
VCC= 40 V
IC
/
IB= 10
5.0
3.0
2.0
QT
QA
1.0
0.1
0.2 0.3 0.5 0.7 1.0
2.0 3.0 5.0 7.0 10
20 30 40
1.0
2.0 3.0
5.0 7.0 10
20 30
50 70 100
200
REVERSE BIAS (VOLTS)
Figure 1 Capacitance
500
300
200
100
70
50
30
20
10
7
5
IC
/
IB= 10
500
300
200
t f,FALL TIME (ns)
IC, COLLECTOR CURRENT (mA)
Figure 2 Charge Data
VCC= 40 V
IB1 = IB2
IC
/
IB= 20
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
/
IB= 10
TIME (ns)
tr @ VCC=3.0V
15 V
40 V
2.0 V
td @ VOB=0V
1.0
2.0 3.0
5.0 7.0 10
20 30
50 70 100
200
IC, COLLECTOR CURRENT (mA)
IC, COLLECTOR CURRENT (mA)
Figure 3 Turn-On Time
5.0
4.0
3.0
2.0
1.0
0
0.1
SOURCE RESIST ANCE=2.0k
IC= 100
u
A
0.2
0.4
1.0
2.0
4.0
10
20
40
100
SOURCE RESIST ANCE=200
W
IC= 1.0 mA
SOURCE RESIST ANCE=200
W
IC= 0.5 mA
SOURCE RESISTANCE=2.0k
IC= 50
u
A
12
f = 1.0 kHz
NF, NOISE FIGURE (dB)
Figure 4 Fall Time
IC= 1.0 mA
IC= 0.5 mA
NF, NOISE FIGURE (dB)
10
8
6
4
2
0
0.1
0.2
0.4
1.0
IC= 50
u
A
IC= 100
u
A
2.0
4.0
10
20
40
100
f, FREQUENCY (kHz)
Rg, SOURCE RESIST ANCE (KOHMS)
Figure 5
Figure 6
RECTRON [ RECTRON SEMICONDUCTOR ]
