2SA673A(K)
2
Absolute Maximum Ratings (Ta = 25C)
Item
Symbol
Ratings
Unit
Collector to base voltage
V
CBO
50
V
Collector to emitter voltage
V
CEO
50
V
Emitter to base voltage
V
EBO
4
V
Collector current
I
C
0.5
A
Collector power dissipation
P
C
0.4
W
Junction temperature
Tj
150
C
Storage temperature
Tstg
55 to +150
C
2SA673A(K)
3
Electrical Characteristics (Ta = 25C)
Item
Symbol
Min
Typ
Max
Unit
Test conditions
Collector to base breakdown
voltage
V
(BR)CBO
50
--
--
V
I
C
= 10
A, I
E
= 0
Collector to emitter breakdown
voltage
V
(BR)CEO
50
--
--
V
I
C
= 1 mA, R
BE
=
Emitter to base breakdown
voltage
V
(BR)EBO
4
--
--
V
I
E
= 10
A, I
C
= 0
Collector cutoff current
I
CBO
--
--
0.5
A
V
CB
= 20 V, I
E
= 0
Emitter cutoff current
I
EBO
--
--
0.5
A
V
EB
= 3 V, I
C
= 0
Base to emitter voltage
V
BE
--
0.64
--
V
V
EB
= 3 V, I
C
= 10 mA
Collector to emitter saturation
voltage
V
CE(sat)
--
0.2
0.6
V
I
C
= 150 mA, I
B
= 15 mA*
2
Base to emitter saturation
voltage
V
BE(sat)
--
0.87
--
V
I
C
= 150 mA, I
B
= 15 mA*
2
DC current transfer ratio
h
FE
*
1
60
--
320
V
CE
= 3 V, I
C
= 10 mA
h
FE
10
--
--
V
CE
= 3 V, I
C
= 500 mA*
2
Gain bandwidth product
f
T
--
120
--
MHz
V
CE
= 3 V, I
C
= 10 mA
Turn on time
t
on
--
0.3
--
s
V
CC
= 10.3 V
Turn off time
t
off
--
0.6
--
s
I
C
= 10 I
B1
= 10 I
B2
= 10 mA
Storage time
t
stg
--
0.4
--
s
V
CC
= 5 V,
I
C
= I
B1
= I
B2
= 20 mA
Notes: 1. The 2SA673A(K) is grouped by h
FE
as follows.
2. Pulse test
B
C
D
60 to 120
100 to 200
160 to 320
See 2SA673A except for the above mentioned characteristic curves.
2SA673A(K)
5
0
200
400
600
50
Ambient Temperature Ta (
C)
Collector Power Dissipation P
C
(mW)
Maximum Collector Dissipation Curve
100
150
0.1
1.0 2
5 10 20 50 100 200 500
0.2 0.5
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Collector Current I
C
(mA)
Collector to Emitter Saturation Voltage V
CE(sat)
(V)
Collector to Emitter Saturation
Voltage vs. Collector Current
I
C
= 10 I
B
0.1
1.0 2
5 10 20 50 100 200 500
0.2 0.5
0.5
0.4
0.6
0.7
0.8
0.9
1.0
1.1
Collector Current I
C
(mA)
Base to Emitter Saturation Voltage V
BE(sat)
(V)
Base to Emitter Saturation Voltage vs.
Collector Current
I
C
= 10 I
B
25
0
25
50
Ta = 75
C
0.1
0.3
1.0
3
10
30
0
10
20
30
40
50
60
70
Collector to Base Voltage V
CB
(V)
Emitter to Base Voltage V
EB
(V)
Emitter Input Capacitance C
ib
(pF)
Collector Output Capacitance C
ob
(pF)
Input and Output Capacitance
vs. voltage
f = 1 MHz
C
ib
(I
C
= 0)
C
ob
(I
E
= 0)
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