Product specification
2SA1245
SOT-23
+0.1
2.9
-0.1
+0.1
0.4
-0.1
Unit: mm
+0.1
2.4
-0.1
+0.1
1.3
-0.1
Features
1
+0.1
0.95
-0.1
+0.1
1.9
-0.1
2
0.55
0.4
3
+0.05
0.1
-0.01
0.97
+0.1
0.38
-0.1
+0.1
-0.1
1.Base
2.Emitter
3.collector
Absolute Maximum Ratings Ta = 25
Parameter
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Base Current
Collector Power Dissipation
Junction Temperature
Storage Temperature Range
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
B
P
C
T
j
T
stg
Rating
-15
-8
-2
-30
-15
150
125
-55 to 125
Unit
V
V
V
mA
mA
Mw
Electrical Characteristics Ta = 25
Parameter
Collector Cut-off Current
Emitter Cut-off Current
DC Current Gain
Output Capacitance
Reserve Transfer Capacitance
Transition Frequency
Insertion Gain
Symbol
I
CBO
I
EBO
h
FE
C
ob
C
re
Ft
|S
2le
|
(1)
2
Testconditons
V
CB
=-5V;I
E
=0
V
EB
=-1V;I
C
=0
V
CE
=-5V;I
C
=-10mA
V
CB
=-5V;I
E
=0;f=1MHz
V
CE
=-5V;I
C
=-10mA
V
CE
=-5V;I
C
=-10mA;f=500MHz
Min
Typ
0-0.1
Max
-0.1
-0.1
Unit
ìA
ìA
20
0.75
0.60
4
14
9.5
2.5
3.0
pF
pF
GHz
dB
dB
dB
dB
|S2le|
2
(2) V
CE
=-5V;I
C
=-10mA;f=1GHz
NF(1)
NF(2)
V
CE
=-5V;I
C
=-3mA;f=500MHz
V
CE
=-5V;I
C
=-3mA;f=1GHz
Noise Figure
Marking
Marking
MD
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