Datasheet

SMBT 2222A
3 Oct-14-1999
Electrical Characteristics at T
A
= 25°C, unless otherwise specified
Parameter
Symbol UnitValues
max.min. typ.
AC Characteristics
Transition frequency
I
C
= 20 mA, V
CE
= 20 V, f = 100 MHz
- MHz-
f
T
300
Collector-base capacitance
V
CB
= 10 V, f = 1 MHz
- 8 pF-
C
cb
Emitter-base capacitance
V
EB
= 0.5 V, f = 1 MHz
- - 25
C
eb
Noise figure
I
C
= 100 µA, V
CE
= 10 V, R
S
= 1 kΩ,
f = 1 kHz, ∆ f = 200 Hz
dB
F
- 4-
Short-circuit input impedance
I
C
= 1 mA, V
CE
= 10 V, f = 1 kHz
I
C
= 10 mA, V
CE
= 10 V, f = 1 kHz
8
1.25
kΩ
-
-
h
11e
2
0.25
Open-circuit reverse voltage transf.ratio
I
C
= 1 mA, V
CE
= 10 V, f = 1 kHz
I
C
= 10 mA, V
CE
= 10 V, f = 1 kHz
-
-
8
4
10
-4
-
-
h
12e
Short-circuit forward current transf.ratio
I
C
= 1 mA, V
CE
= 10 V, f = 1 kHz
I
C
= 10 mA, V
CE
= 10 V, f = 1 kHz
50
75
-
-
300
375
-
h
21e
Open-circuit output admittance
I
C
= 1 mA, V
CE
= 10 V, f = 1 kHz
I
C
= 10 mA, V
CE
= 10 V, f = 1 kHz
µSh
22e
5
25
35
200
-
-
Delay time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= 15 mA,
V
BE(off)
= 0.5 V
10 ns-
t
d
-
Rise time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= 15 mA,
V
BE(off)
= 0.5 V
- 25-
t
r
Storage time
V
CC
= 30 V, I
C
= 150 mA, I
B1
=I
B2
= 15mA
- - 225
t
stg
Fall time
V
CC
= 30 V, I
C
= 150 mA, I
B1
=I
B2
= 15mA
t
f
- - 60