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Sanyo Electric Components Datasheet

C4270 Datasheet

2SC4270

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Ordering number:EN2971
NPN Epitaxial Planar Silicon Transistor
2SC4270
UHF Converter,
Local Oscillator Applications
Features
· Small noise figure : NF=3.0dB typ (f=0.9GHz)
· High power gain
: PG=12dB typ (f=0.9GHz)
· High cutoff frequency : fT=3.0GHz typ
Package Dimensions
unit:mm
2018B
[2SC4270]
0.4
3
0.16
0~0.1
1 0.95 0.95 2
1.9
2.9
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Collector-to-Base Voltage
Collector-to-Emitter Voltage
Emitter-to-Base Voltage
Collector Current
Base Current
Collector Dissipation
Junction Temperature
Storage Temperature
Symbol
VCBO
VCEO
VEBO
IC
IB
PC
Tj
Tstg
Electrical Characteristics at Ta = 25˚C
Conditions
Parameter
Symbol
Conditions
Collector Cutoff Current
Emitter Cutoff Current
DC Current Gain
Gain-Bandwidth Product
Output Capacitance
Reverse Transfer Capacitance
Power Gain
Noise Figure
ICBO
IEBO
hFE
fT
Cob
Cre
PG
NF
VCB=20V, IE=0
VEB=2V, IC=0
VCE=10V, IC=5mA
VCE=10V, IC=10mA
VCB=10V, f=1MHz
VCB=10V, f=1MHz
VCE=10V, IC=10mA, f=0.9GHz
VCE=10V, IC=3mA, f=0.9GHz
* : The 2SC4270 is classified by 5mA hFE as follows : 40 2 80 60 3 120 100 4 200
1 : Base
2 : Emitter
3 : Collector
SANYO : CP
Ratings
25
15
3
50
20
250
150
–55 to +150
Unit
V
V
V
mA
mA
mW
˚C
˚C
Ratings
min typ
40*
1.5 3.0
0.7
0.45
12
3.0
max
0.1
10
200*
1.0
(Note) Marking : KT
hFE rank : 2, 3, 4
Unit
µA
µA
GHz
pF
pF
dB
dB
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
D1598HA (KT)/6069MO, TS No.2971–1/4


Sanyo Electric Components Datasheet

C4270 Datasheet

2SC4270

No Preview Available !

PG, NF Test Circuit
2SC4270
900MHz
C1 ~5pF
C2 ~10pF
C3 ~10pF
C4 ~10pF
C5 ~10pF
L1 W 1.5mm, l 25mm Strip line
L2 W 4mm, l 25mm Strip line
L3 0.5φ, l 40mm
CH 2t+bead core
No.2971–2/4


Part Number C4270
Description 2SC4270
Maker Sanyo
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C4270 Datasheet PDF






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