2SD2167
Transistors
Power Transistor (31 4V, 2A)
2SD2167
!Features
!External dimensions (Units : mm)
1) Built-in zener diode between collector and base.
2) Zener diode has low voltage dispersion.
3) Strong protection against reverse power surges due
to low loads.
4.0
2.5
1.0
0.5
(
)
1
(
)
2
3
(
)
4) PC=2 W (on 40×40×0.7mm ceramic board)
(1) Base
(2) Collector
(3) Emitter
ROHM : MPT3
EIAJ : SC-62
!Absolute maximum ratings (Ta = 25°C)
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Symbol
Limits
Unit
VCBO
VCEO
VEBO
31 4
31 4
V
V
V
5
2
A(DC)
A(Pulse)
W
Collector current
IC
3
∗
∗
1
2
0.5
2
Collector power dissipation
PC
W
Junction temperature
Storage temperature
Tj
150
°C
°C
Tstg
−55 ∼ +150
∗
∗
1
2
Pw=20ms , duty=1 / 2
When mounted on a 40 × 40 × 0.7 mm ceramic board.
!Packaging specifications and hFE
Type
2SD2167
MPT3
Package
hFE
NPQ
Marking
Code
Basic ordering unit (pieces)
DL
∗
T100
1000
∗Denotes hFE
!Electrical characteristics (Ta = 25°C)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
BVCBO
BVCEO
BVEBO
27
27
5
−
−
−
−
−
−
0.25
−
100
25
35
35
−
V
V
I
I
I
C
C
E
= 50µA
= 1mA
= 50µA
CB = 20V
EB = 5V
V
I
CBO
−
−
−
−
56
−
−
1
µA
µA
V
V
V
Emitter cutoff current
I
EBO
1
∗
∗
1
I
I
C
/I
/I
B
= 2A/0.2A
Collector-emitter saturation voltage
VCE(sat)
0.5
270
−
V
C
B
= 1A/50mA
DC current transfer ratio
Transition frequency
Output capacitance
hFE
−
MHz
pF
V
V
V
CE/I
CE = 3V , I
CB = 10V , I
C
= 3V/0.5A
= −0.5A , f= 30MHz
= 0A , f = 1MHz
f
T
E
∗
Cob
−
E
∗
Measured using pulse current.
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