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2SC2498
2003-03-19
1
TOSHIBA Transistor Silicon NPN Epitaxial Planar Type
2SC2498
VHF~UHF Band Low Noise Amplifier Application
Maximum Ratings
(Ta
==== 25 C)
Characteristics Symbol
Rating
Unit
Collector-base voltage
V
CBO
30 V
Collector-emitter voltage
V
CEO
20 V
Emitter-base voltage
V
EBO
3 V
Collector current
I
C
50
mA
Base current
I
B
25
mA
Collector power dissipation
P
C
300
mW
Junction temperature
T
j
125 C
Storage temperature range
T
stg
-55~125 C
Microwave Characteristics
(Ta
==== 25 C)
Characteristics Symbol Test
Condition Min
Typ.
Max
Unit
Transition frequency
f
T
V
CE
= 10 V, I
C
= 10 mA
3.5 GHz
ïS
21e
ï
2
(1)
V
CE
= 10 V, I
C
= 10 mA, f = 500 MHz
14.5
Insertion gain
ïS
21e
ï
2
(2)
V
CE
= 10 V, I
C
= 10 mA, f = 1 GHz
9
dB
NF (1)
V
CE
= 10 V, I
C
= 5 mA, f = 500 MHz
2.5
Noise figure
NF (2)
V
CE
= 10 V, I
C
= 5 mA, f = 1 GHz
4
dB
Electrical Characteristics
(Ta
==== 25 C)
Characteristics Symbol Test
Condition Min
Typ.
Max
Unit
Collector cut-off current
I
CBO
V
CB
= 10 V, I
E
= 0
1 mA
Emitter cut-off current
I
EBO
V
EB
= 1 V, I
C
= 0
1 mA
DC current gain
h
FE
V
CE
= 10 V, I
C
= 10 mA
30
80
300
Collector output capacitance
C
ob
1.15 pF
Reverse transfer capacitance
C
re
V
CB
= 10 V, I
E
= 0, f = 1 MHz
(Note)
0.75 pF
Note: Cre is measured by 3 terminal method with capacitance bridge.
Unit: mm
JEDEC TO-92
JEITA SC-43
TOSHIBA 2-5F1E
Weight: 0.21 g (typ.)
2SC2498
2003-03-19
2
2SC2498
2003-03-19
3
2SC2498
2003-03-19
4
Common Emitter Small Signal S-Parameters of 2SC2498.
V
CE
= 10 V, I
C
= 10 mA
2SC2498
2003-03-19
5
TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor
devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical
stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of
safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of
such TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as
set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and
conditions set forth in the Handling Guide for Semiconductor Devices, or TOSHIBA Semiconductor Reliability
Handbook etc..
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(computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances,
etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires
extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or
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rights of the third parties which may result from its use. No license is granted by implication or otherwise under
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The information contained herein is subject to change without notice.
000707EAA
RESTRICTIONS ON PRODUCT USE
