SEMICONDUCTOR
TECHNICAL DATA
HIGH POWER AMPLIFIER APPLICATION.
FEATURES
Recommended for 45 50W Audio Frequency Amplifier Output Stage.
Complementary to KTB688B.
A
N
O
KTD718B
TRIPLE DIFFUSED NPN TRANSISTOR
Q
B
K
F
D
L
MAXIMUM RATING (Ta=25
CHARACTERISTIC
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Base Current
)
SYMBOL
V
CBO
V
CEO
V
EBO
I
C
I
B
)
P
C
T
j
T
stg
RATING
120
120
5
10
1
80
150
-55 150
UNIT
V
V
V
A
A
W
E
d
M
P
P
T
1
2
3
1. BASE
2. COLLECTOR (HEAT SINK)
3. EMITTER
DIM MILLIMETERS
_
A
15.60 + 0.20
_
B
4.80 + 0.20
_
C
19.90 + 0.20
_
D
2.00 + 0.20
_
d
1.00 + 0.20
_
E
3.00 + 0.20
_
3.80 + 0.20
F
_ 0.20
G
3.50 +
_
H
13.90 + 0.20
_
I
12.76 + 0.20
_
J
23.40 + 0.20
K
1.5+0.15-0.05
_
L
16.50 + 0.30
_ 0.20
M
1.40 +
_
13.60 + 0.20
N
_
+ 0.20
9.60
O
_
P
5.45 + 0.30
_
Q
3.20 + 0.10
_
R
18.70 + 0.20
0.60+0.15-0.05
T
C
J
H
I
Collector Power Dissipation (Tc=25
Junction Temperature
Storage Temperature Range
TO-3P(N)-E
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC
Collector Cut-off Current
Emitter Cut-off Current
Collector-Emitter Breakdown Voltage
DC Current Gain
Collector-Emitter Saturation Voltage
Base-Emitter Voltage
Transition Frequency
Collector Output Capacitance
Note : h
FE
Classification R:55
110,
O:80
160
SYMBOL
I
CBO
I
EBO
V
(BR)CEO
h
FE
(Note)
V
CE(sat)
V
BE
f
T
C
ob
TEST CONDITION
V
CB
=120V, I
E
=0
V
EB
=5V, I
C
=0
I
C
=50mA, I
B
=0
V
CE
=5V, I
C
=1A
I
C
=6A, I
B
=0.6A
V
CE
=5V, I
C
=5A
V
CE
=5V, I
C
=1A
V
CB
=10V, I
E
=0, f=1MHz
MIN.
-
-
120
55
-
-
-
-
TYP.
-
-
-
-
-
-
12
170
MAX.
10
10
-
160
2.0
1.5
-
-
V
V
MHz
pF
UNIT
A
A
V
2005. 3. 14
Revision No : 1
G
R
1/2
KTD718B
I
C
- V
CE
12
COLLECTOR CURRENT I
C
(A)
DC CURRENT GAIN h
FE
10
8
6
4
2
0
0
2
4
6
8
10
12
14
400
300
COMMON EMITTER
Tc=25 C
200
h
FE
- I
C
1k
500
300
Tc=100 C
Tc=25 C
Tc=-25 C
COMMON EMITTER
V
CE
=5V
100
50
I
B
=20mA
0
100
50
30
10
0.01
0.03
0.1
0.3
1
3
10
COLLECTOR-EMITTER VOLTAGE V
CE
(V)
COLLECTOR CURRENT I
C
(A)
V
CE(sat)
- I
C
COLLECTOR-EMITTER SATURATION
VOLTAGE V
CE(sat)
(V)
1
0.5
0.3
COMMON EMITTER
I
C
/I
B
=10
SAFE OPERATING AREA
30
I
C
MAX(PULSED)
*
COLLECTOR CURRENT I
C
(A)
10
I
C
MAX(CONTINUOUS)
DC
0.1
0.05
0.03
00
Tc=1
C
3
5
OP
00m
Tc ER
S
=2 A
5 TI
C ON
*
t=1mS *
10mS *
100mS *
Tc=25 C
Tc=-25 C
1
V
CEO
MAX.
* SINGLE NONREPETITIVE
PULSE Tc=25 C
CURVES MUST BE DERATED
LINEARLY WIHT INCREASE
IN TEMPERATURE.
0.01
0.01
0.3
0.03
0.1
0.3
1
3
10
COLLECTOR CURRENT I
C
(A)
0.1
1
3
10
30
100
300
COLLECTOR-EMITTER VOLTAGE V
CE
(V)
Pc - Ta
COLLECTOR POWER DISSIPATION
P
C
(W)
100
1
1
2
3
Ta=Tc
INFINITE HEAT SINK
300x300x2mm Al
HEAT SINK
200x200x2mm Al
HEAT SINK
100x100x2mm Al
HEAT SINK
5
80
60
4
2
40
20
0
0
3
4
NO HEAT SINK
5
40
80
120
160
200
240
AMBIENT TEMPERATURE Ta ( C)
2005. 3. 14
Revision No : 1
2/2