KST4124 Fairchild Semiconductor, KST4124 Datasheet

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KST4124

Manufacturer Part Number
KST4124
Description
Kst4124 Npn Epitaxial Silicon Transistor
Manufacturer
Fairchild Semiconductor
Datasheet
©2002 Fairchild Semiconductor Corporation
General Purpose Transistor
NPN Epitaxial Silicon Transistor
Absolute Maximum Ratings
Electrical Characteristics
* Pulse Test: PW 300 s, Duty Cycle 2%
Refer to KST3904 for graphs
V
V
V
I
P
T
BV
BV
BV
I
I
h
V
V
f
C
NF
C
CBO
EBO
T
Symbol
FE
STG
CBO
CEO
EBO
C
CE
BE
ob
CBO
CEO
EBO
Symbol
(sat)
(sat)
Collector-Base Breakdown Voltage
* Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cut-off Current
Emitter Cut-off Current
* DC Current Gain
* Collector-Emitter Saturation Voltage
* Base-Emitter Saturation Voltage
Current Gain Bandwidth Product
Output Capacitance
Noise Figure
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Collector Power Dissipation
Storage Temperature
Parameter
T
a
=25 C unless otherwise noted
T
Parameter
a
=25 C unless otherwise noted
Marking
KST4124
ZC
I
I
V
I
I
I
V
V
V
I
f=100MHz
V
I
R
f=10Hz to 15.7KHz
C
C
E
C
C
C
C
CB
EB
CE
CE
CB
S
=10 A, I
=10 A, I
=1.0mA, I
=50mA, I
=50mA, I
=10mA, V
=100 A, V
=1K
=3V, I
=20V, I
=1V, I
=1V, I
=5V, I
Test Condition
C
C
C
E
C
E
=0
=0, f=1.0MHz
E
=2mA
=50mA
B
B
=0
B
=0
CE
=0
=5.0mA
=5.0mA
CE
=0
=20V
=5V
1. Base 2. Emitter 3. Collector
3
Value
200
350
150
30
25
5
Min.
120
300
30
25
60
5
1
SOT-23
Max.
0.95
360
0.3
50
50
4
5
Rev. A2, November 2002
2
Units
mW
mA
V
V
V
C
Units
MHz
nA
nA
dB
pF
V
V
V
V
V

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KST4124 Summary of contents

Page 1

... CE V (sat) * Base-Emitter Saturation Voltage BE f Current Gain Bandwidth Product T C Output Capacitance ob NF Noise Figure * Pulse Test: PW 300 s, Duty Cycle 2% ©2002 Fairchild Semiconductor Corporation KST4124 T =25 C unless otherwise noted a Parameter T =25 C unless otherwise noted a Test Condition I = =1.0mA, I ...

Page 2

... Package Dimensions 0.40 0.03 2.90 0.95 0.03 1.90 ©2002 Fairchild Semiconductor Corporation SOT-23 0.40 0.03 0.96~1.14 0.10 0.95 0.03 0.508REF 0.03 0.03~0.10 0.38 REF +0.05 0.12 –0.023 Dimensions in Millimeters Rev. A2, November 2002 ...

Page 3

... TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended exhaustive list of all such trademarks. ACEx™ FACT™ ActiveArray™ FACT Quiet series™ ® Bottomless™ FAST CoolFET™ FASTr™ ...

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