Page 1
2005. 3. 14 1/2
SEMICONDUCTOR
TECHNICAL DATA
KTD718B
TRIPLE DIFFUSED NPN TRANSISTOR
Revision No : 1
HIGH POWER AMPLIFIER APPLICATION.
FEATURES
Recommended for 45 50W Audio Frequency Amplifier Output Stage.
Complementary to KTB688B.
MAXIMUM RATING (Ta=25 )
ELECTRICAL CHARACTERISTICS (Ta=25 )
Note : h
FE
Classification R:55 110, O:80 160
CHARACTERISTIC SYMBOL RATING UNIT
Collector-Base Voltage
V
CBO
120 V
Collector-Emitter Voltage
V
CEO
120 V
Emitter-Base Voltage
V
EBO
5 V
Collector Current
I
C
10 A
Base Current
I
B
1 A
Collector Power Dissipation (Tc=25 )
P
C
80 W
Junction Temperature
T
j
150
Storage Temperature Range
T
stg
-55 150
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Collector Cut-off Current
I
CBO
VCB=120V, IE=0
- - 10
A
Emitter Cut-off Current
I
EBO
VEB=5V, IC=0
- - 10
A
Collector-Emitter Breakdown Voltage
V
(BR)CEO
IC=50mA, IB=0
120 - - V
DC Current Gain
h
FE
(Note) VCE=5V, IC=1A
55 - 160
Collector-Emitter Saturation Voltage
V
CE(sat)
IC=6A, IB=0.6A
- - 2.0 V
Base-Emitter Voltage
V
BE
VCE=5V, IC=5A
- - 1.5 V
Transition Frequency
f
T
VCE=5V, IC=1A
- 12 - MHz
Collector Output Capacitance
C
ob
VCB=10V, IE=0, f=1MHz
- 170 - pF
A
N
O
H
D
E
d
PP
2
3
1
1. BASE
2. COLLECTOR (HEAT SINK)
3. EMITTER
Q
F
I
G
B
K
MILLIMETERS
DIM
A
J
C
R
L
B
C
D
d
E
F
G
H
I
M
J
K
L
M
T
N
O
P
Q
R
T
_
+
15.60 0.20
_
+
4.80 0.20
_
+
19.90 0.20
_
2.00 0.20
+
_
+
1.00 0.20
_
+
3.00 0.20
_
+
3.80 0.20
_
+
3.50 0.20
_
13.90 0.20
+
_
12.76 0.20
+
_
23.40 0.20
+
1.5+0.15-0.05
_
+
16.50 0.30
_
+
1.40 0.20
_
13.60 0.20
+
_
+
9.60 0.20
_
+
5.45 0.30
_
3.20 0.10
+
_
+
18.70 0.20
0.60+0.15-0.05
TO-3P(N)-E
Page 2
2005. 3. 14 2/2
KTD718B
Revision No : 1
CCE
12
10
C
400
300
8
6
4
I =20mA
2
B
COLLECTOR CURRENT I (A)
0
0
2 4 6 8 10 12 14
COLLECTOR-EMITTER VOLTAGE V (V)
V - I
CE(sat) C
1
COMMON EMITTER
I /I =10
B
C
0.5
0.3
CE(sat)
0.1
0.05
0.03
VOLTAGE V (V)
0.01
COLLECTOR-EMITTER SATURATION
100 C
=
Tc
Tc=-25 C
0.30.10.030.01
COLLECTOR CURRENT I (A)
COMMON EMITTER
Tc=25 C
200
100
50
0
CE
Tc=25 C
1310
C
1k
500
FE
300
Tc=100 C
100
Tc=25 C
Tc=-25 C
50
30
DC CURRENT GAIN h
10
COLLECTOR CURRENT I (A)
SAFE OPERATING AREA
30
I MAX(PULSED)
C
I MAX(CONTINUOUS)
C
10
C
3
1
SINGLE NONREPETITIVE
*
0.3
COLLECTOR CURRENT I (A)
PULSE Tc=25 C
CURVES MUST BE DERATED
LINEARLY WIHT INCREASE
IN TEMPERATURE.
0.1
1 3 10 30
COLLECTOR-EMITTER VOLTAGE V (V)
DC OPERATION
h - II - V
FE
COMMON EMITTER
V =5V
0.30.10.030.01
*
500mS
Tc=25 C
C
CE
1310
C
t=1mS
*
10mS
*
100mS
*
*
CEO
V MAX.
100 300
CE
Pc - Ta
100
1
80
60
C
P (W)
COLLECTOR POWER DISSIPATION
2
40
3
4
20
5
0
0
40 80 120 160 200 240
AMBIENT TEMPERATURE Ta ( C)
1
Ta=Tc
INFINITE HEAT SINK
2
300x300x2mm Al
HEAT SINK
3
200x200x2mm Al
HEAT SINK
4
100x100x2mm Al
HEAT SINK
5
NO HEAT SINK
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