Transistor
2SD1995
Silicon NPN epitaxial planer type
For low-frequency amplification
Unit: mm
6.9鹵0.1
1.05 2.5鹵0.1
(1.45)
鹵0.05
0.8
q
q
q
q
0.45
鈥?.05
+0.1
(Ta=25藲C)
1
2
3
0.45
鈥?.05
s
Absolute Maximum Ratings
Parameter
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
Collector power dissipation
Junction temperature
Storage temperature
Symbol
V
CBO
V
CEO
V
EBO
I
CP
I
C
P
C
T
j
T
stg
2.5鹵0.5
2.5鹵0.5
+0.1
Ratings
50
40
15
100
50
400
150
鈥?5 ~ +150
Unit
V
V
V
mA
mA
mW
藲C
藲C
1.2鹵0.1
0.65
max.
0.45
+0.1
鈥?0.05
Note: In addition to the
lead type shown in
the upper figure, the
type as shown in
the lower figure is
also available.
1:Emitter
2:Collector
3:Base
MT1 Type Package
2.5鹵0.1
(HW type)
s
Electrical Characteristics
Parameter
Collector cutoff current
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Forward current transfer ratio
Collector to emitter saturation voltage
Transition frequency
Noise voltage
(Ta=25藲C)
Symbol
I
CBO
I
CEO
V
CBO
V
CEO
V
EBO
h
FE*
V
CE(sat)
f
T
NV
Conditions
V
CB
= 20V, I
E
= 0
V
CE
= 20V, I
B
= 0
I
C
= 10碌A, I
E
= 0
I
C
= 1mA, I
B
= 0
I
E
= 10碌A, I
C
= 0
V
CE
= 10V, I
C
= 2mA
I
C
= 10mA, I
B
= 1mA
V
CB
= 10V, I
E
= 鈥?mA, f = 200MHz
V
CE
= 10V, I
C
= 1mA, G
V
= 80dB
R
g
= 100k鈩? Function = FLAT
50
40
15
400
0.05
200
80
2000
0.2
V
MHz
mV
min
typ
max
100
1
Unit
nA
碌A
V
V
V
*
h
FE
Rank classification
R
400 ~ 800
S
T
h
FE
600 ~ 1200 1000 ~ 2000
Rank
14.5鹵0.5
High foward current transfer ratio h
FE
.
Low collector to emitter saturation voltage V
CE(sat)
.
High emitter to base voltage V
EBO
.
Allowing supply with the radial taping.
0.65 max.
0.85
1.0
3.5鹵0.1
0.8
s
Features
0.15
0.7
4.0
1
1
2
3
