Diodes 2DD2678 User Manual
Page 2
2DD2678
Document number: DS31637 Rev. 3 - 2
2 of 4
April 2010
© Diodes Incorporated
2DD2678
0
0.4
0.8
25
50
75
100
125
150
P
,
P
O
WE
R
DIS
S
IP
A
T
IO
N
(m
W
)
D
T , AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs.
Ambient Temperature
A
1.2
1.6
2.0
0
0
0.5
1.0
1.5
2.0
2.5
0
1
2
3
4
5
V
, COLLECTOR-EMITTER VOLTAGE (V)
CE
Fig. 2 Typical Collector Current
vs. Collector-Emitter Voltage
I,
C
O
LL
E
C
T
O
R
C
U
R
R
E
N
T
(A
)
C
I = 1mA
B
I = 2mA
B
I = 3mA
B
I = 4mA
B
I = 5mA
B
10
100
1,000
0.1
1
10
100
1,000
10,000
I , COLLECTOR CURRENT (mA)
C
Fig. 3 Typical DC Current Gain vs. Collector Current
h,
D
C
C
U
R
R
EN
T
G
AI
N
FE
T = 150°C
A
T = 25°C
A
T = -55°C
A
T = 85°C
A
V
= 2V
CE
0.1
1
10
100
1,000
10,000
I , COLLECTOR CURRENT (mA)
C
Fig. 4 Typical Collector-Emitter Saturation Voltage
vs. Collector Current
0.001
0.01
0.1
1
V,
C
O
LL
E
C
T
O
R
-E
MI
T
T
E
R
SA
TU
RA
TI
O
N
CE
(S
A
T
)
VO
L
T
AG
E (
V)
I /I = 20
C B
T = 85°C
A
T = 25°C
A
T = -55°C
A
T = 150°C
A
1
10
100
1,000
10,000
I , COLLECTOR CURRENT (mA)
C
Fig. 5 Typical Base-Emitter Turn-On Voltage
vs. Collector Current
0
0.2
0.4
0.6
0.8
1.0
1.2
V
, BAS
E-
EMI
T
T
E
R
T
U
R
N
-O
N
V
O
L
T
A
G
E (
V
)
BE
(O
N
)
T = 150°C
A
T = 25°C
A
T = -55°C
A
T = 85°C
A
V
= 2V
CE
1
10
100
1,000
10,000
I , COLLECTOR CURRENT (mA)
C
Fig. 6 Typical Base-Emitter Saturation Voltage
vs. Collector Current
0.2
0.4
0.6
0.8
1.0
1.2
V
, BASE
-EM
IT
T
E
R
SA
T
U
R
A
T
IO
N V
O
L
T
A
G
E (
V
)
BE(
SA
T
)
0
T = 150°C
A
T = 25°C
A
T = -55°C
A
T = 85°C
A
I
= 20
C B
/I