Fairchild Semiconductor N/A KSC945CGTA Data Sheet

Product codes
KSC945CGTA
Page of 4
©2002 Fairchild Semiconductor Corporation
Rev. A2, September 2002
KSC945
NPN Epitaxial Silicon Transistor
Absolute Maximum Ratings 
T
a
=25
°
C unless otherwise noted 
Electrical Characteristics
 T
a
=25
°
C unless otherwise noted 
h
FE
 Classification
Symbol
Parameter
Value
Units
V
CBO
Collector-Base Voltage
60
V
V
CEO
Collector-Emitter Voltage
50
V
V
EBO
Emitter-Base Voltage
5
V
I
C
Collector Current
150
mA
P
C
Collector Power Dissipation
250
mW
T
J
Junction Temperature
150
°
C
T
STG
Storage Temperature
-55 ~ 150
°
C
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Units
BV
CBO
Collector-Base Breakdown Voltage
I
C
=100
µ
A, I
E
=0
60
V
BV
CEO
Collector-Emitter Breakdown Voltage
I
C
=10mA, I
B
=0
50
V
BV
EBO
Emitter-Base Breakdown Voltage
I
E
=10
µ
A, I
C
=0
5
V
I
CBO
Collector Cut-off Current
V
CB
=40V, I
E
=0
0.1
µ
A
I
EBO
Emitter Cut-off Current
V
EB
=3V, I
C
=0
0.1
µ
A
h
FE
DC Current Gain
V
CE
=6V, I
C
=1.0mA
40
700
V
CE
 (sat)
Collector-Emitter Saturation Voltage
I
C
=100mA, I
B
=10mA
0.15
0.3
V
f
T
Current Gain Bandwidth Product
V
CE
=6V, I
C
=10mA
300
MHz
C
ob
Output Capacitance
V
CB
=6V, I
E
=0, f=1MHz
2.5
pF
NF
Noise Figure
V
CE
=6V, I
C
=0.5mA
f=1KHz, R
S
=500
Ω
4.0
dB
Classification R
O
Y
G
L
h
FE
40 ~ 80
70 ~ 140
120 ~ 240
200 ~ 400
350 ~ 700
KSC945
Audio Frequency Amplifier & High 
Frequency OSC.
• Complement to KSA733
• Collector-Base Voltage : V
CBO
=60V
• High Current Gain Bandwidth Product : f
T
=300MHz (TYP)
• Suffix “-C” means Center Collector (1. Emitter 2. Collector 3. Base)
1. Emitter   2. Base   3. Collector
TO-92
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