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2SA2021G
2 SJC00426BED
This product complies with the RoHS Directive (EU 2002/95/EC).
I
C
V
BE
V
CE(sat)
I
C
h
FE
I
C
0 40 12080
0
140
40
60
20
100
120
80
2SA2021G_P
C
-T
a
Collector power dissipation P
C
(
mW
)
Ambient temperature T
a
(
°C
)
0 −4 −8 −12
0
−10
−20
−30
−40
−50
−60
−70
2SA2021G_I
C
-V
CE
Collector current I
C
(
mA
)
Collector-emitter voltage V
CE
(
V
)
T
a
= 25°C
−50 µA
−100 µA
−150 µA
−200 µA
−250 µA
I
B
= −300 µA
0 − 0.2 − 0.6 − 0.8− 0.4 −1.0
0
−20
−40
−60
−80
−100
−120
−140
2SA2021G_I
C
-I
B
Collector current I
C
(
mA
)
Base current I
B
(
V
)
V
CE
= −10 V
T
a
= 25°C
0
− 0.4− 0.2 − 0.8 −1.0− 0.6 −1.2 −1.4
0
−30
−40
−50
−20
−10
−60
−70
−80
−90
−100
2SA2021G_I
C
-V
BE
Collector current I
C
(
mA
)
Base-emitter voltage V
BE
(
V
)
V
CE
= −10 V
T
a
= 85°C
25°C
−25°C
− 0.1 −1 −10 −100
− 0.01
− 0.1
−1
Collector current I
C
(
mA
)
Collector-emitter saturation voltage V
CE(sat)
(
V
)
2SA2021G_V
CE(sat)
-I
C
I
C
/I
B
= 10
T
a
= 85°C
25°C
−25°C
−1 −10 −100
−1
000
0
300
350
250
50
100
200
150
Collector current I
C
(
mA
)
Forward current transfer ratio h
FE
2SA2021G_h
FE
-I
C
V
CE
= −10 V
T
a
= 85°C
25°C
−25°C
0 −8 −24−16 −32 −40
1
100
10
Collector-base voltage V
CB
(
V
)
2SA2021G_C
ob
-V
CB
Collector output capacitance
(Common base, input open circuited)
C
ob
(pF)
f = 1 MHz
T
a
= 25°C
C
ob
V
CB
P
C
T
a
I
C
V
CE
I
C
I
B