WILLAS
MMBT2222LT1
MMBT2222ALT1
200
100
70
50
100
70
50
I
C
/I
B
= 10
T
J
= 25°C
t , RISE TIME (ns)
t
r
@V
CC
= 30V
t
d
@V
EB(off)
= 2.0V
t
d
@V
EB(off)
=0
t ’
s
= t
s
–1/8 t
f
V
CC
= 30V
I
C
/ I
B
= 10
I
B1
= I
B2
T
J
= 25°C
t , TIME (ns)
30
20
30
20
t
f
10
7.0
5.0
3.0
2.0
5.0 7.0
10
20
30
50
70
100
200
300
500
10
7.0
5.0
5.0 7.0
10
20
30
50
70
100
200
300
500
I
C
, COLLECTOR CURRENT (mA)
I
C
, COLLECTOR CURRENT (mA)
Figure 5. Turn–On Time
Figure 6. Turn - Off Time
10
10
R
S
= OPTIMUM
8
I
C
= 1.0 mA, R
S
= 150
Ω
I
C
= 500
µA,
R
S
= 200
Ω
I
C
= 100
µA,
R
S
= 2.0 kΩ
I
C
= 50
µA,
R
S
= 4.0 kΩ
RS =
SOURCE
RS =
RESISTANCE
f = 1.0 kHz
8
NF, NOISE FIGURE (dB)
NF, NOISE FIGURE (dB)
6
6
I
C
=50
µA
100
µA
500
µA
1.0 mA
4
4
2
2
0
0.01 0.02
0
0.05 0.1
0.2
0.5
1.0
2.0
5.0 10
20
50
100
50
100
200
500
1.0k
2.0k
5.0k
10k
20k
50k 100k
f , FREQUENCY (kHz)
R
S
, SOURCE RESISTANCE (kΩ)
Figure 7. Frequency Effects
30
20
Figure 8. Source Resistance Effects
f
T
,CURRENT– GAIN BANDWIDTH PRODUCT (MHz)
500
300
V
CE
= 20 V
T
J
= 25°C
CAPACITANCE (pF)
C
eb
10
7.0
5.0
200
100
C
cb
3.0
2.0
0.1
0.2 0.3
0.5
1.0
2.0 3.0
5.0
10
20 30
50
70
50
1.0
2.0
3.0
5.0
7.0
210
20
30
50
70 100
REVERSE VOLTAGE (VOLTS)
I
C
, COLLECTOR CURRENT (mA)
Figure 9. Capacitance
Figure 10. Current– Gain Bandwidth Product
WILLAS [ WILLAS ELECTRONIC CORP ]
