Datasheet

2011-08-19
3
SMBT2222A/MMBT2222A
Electrical Characteristics at T
A
= 25°C, unless otherwise specified
Parameter
Symbol Values Unit
min. typ. max.
AC Characteristics
Transition frequency
I
C
= 20 mA, V
CE
= 20 V, f = 100 MHz
f
T
300 - - MHz
Collector-base capacitance
V
CB
= 10 V, f = 1 MHz
C
cb
- 2.5 5 pF
Emitter-base capacitance
V
EB
= 0.5 V, f = 1 MHz
C
eb
- - 35
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
h
11e
2
0.25
-
-
8
1.25
kΩ
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
h
12e
-
-
-
-
8
4
10
-4
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
h
21e
50
75
-
-
300
375
-
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
h
22e
5
25
-
-
35
200
µS
Delay time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= 15 mA,
V
BE(off)
= 0.5 V
t
d
- - 10 ns
Rise time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= 15 mA,
V
BE(off)
= 0.5 V
t
r
- - 25
Storage time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= I
B2
= 15mA
t
stg
- - 225
Fall time
V
CC
= 30 V, I
C
= 150 mA, I
B1
= I
B2
= 15mA
t
f
- - 60
Noise figure
I
C
= 100 µA, V
CE
= 10 V, f = 1 kHz,
∆ f = 200 Hz, R
S
= 1 kΩ
F
- - 4 dB