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TOSHIBA Transistor Silicon NPN Epitaxial Planar Type
2SC3268
2SC3268
VHF~UHF Band Low Noise Amplifier Applications
Unit: mm
· NF = 1.7dB, |S21e|2 = 15.0dB (f = 500 MHz)
· NF = 2dB, |S21e|2 = 9.5dB (f = 1000 MHz)
Maximum Ratings (Ta = 25°C)
Characteristics
Symbol
Rating
Unit
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Base current
Collector current
Collector power dissipation
Collector power dissipation
VCBO
VCEO
VEBO
IB
IC
PC
PC
(Note 1)
17
12
3
30
70
300
800
V
V
V
mA
mA
mW
mW
Junction temperature
Storage temperature range
Tj 125 °C
Tstg
-55~150
°C
Note 1: When mounted ceramic substrate of 250 mm2 ´ 0.8 mmt
Microwave Characteristics (Ta = 25°C)
JEDEC
JEITA
TOSHIBA
2-5K1A
Weight: 0.052 g (typ.)
Characteristics
Transition frequency
Insertion gain
Noise figure
Symbol
Test Condition
fT
ïS21eï2 (1)
ïS21eï2 (2)
NF (1)
NF (2)
VCE = 10 V, IC = 20 mA
VCE = 10 V, IC = 20 mA, f = 500 MHz
VCE = 10 V, IC = 20 mA, f = 1 GHz
VCE = 10 V, IC = 5 mA, f = 500 MHz
VCE = 10 V, IC = 5 mA, f = 1 GHz
Min Typ. Max Unit
¾ 5 ¾ GHz
¾ 15.0 ¾
¾ 9.5 ¾
dB
¾ 1.7 ¾
dB
¾ 2.0 ¾
Electrical Characteristics (Ta = 25°C)
Characteristics
Symbol
Test Condition
Min Typ. Max Unit
Collector cut-off current
Emitter cut-off current
DC current gain
Collector output capacitance
Reverse transfer capacitance
ICBO
IEBO
hFE
Cob
Cre
VCB = 10 V, IE = 0
VEB = 1 V, IC = 0
VCE = 10 V, IC = 20 mA
VCB = 10 V, IE = 0, f = 1 MHz (Note 2)
¾
¾
25
¾
¾
¾
¾
¾
1.05
0.7
1
1
¾
¾
¾
mA
mA
pF
pF
Note 2: Cre is measured by 3 terminal method with capacitance bridge.
Marking: ME
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2SC3268
RESTRICTIONS ON PRODUCT USE
000707EAA
· 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..
· The TOSHIBA products listed in this document are intended for usage in general electronics applications
(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
bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or
spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments,
medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this
document shall be made at the customer’s own risk.
· The information contained herein is presented only as a guide for the applications of our products. No
responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other
rights of the third parties which may result from its use. No license is granted by implication or otherwise under
any intellectual property or other rights of TOSHIBA CORPORATION or others.
· The information contained herein is subject to change without notice.
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