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C4871 Schematic ( PDF Datasheet ) - Sanyo

Teilenummer C4871
Beschreibung NPN Transistor - 2SC4871
Hersteller Sanyo
Logo Sanyo Logo 




Gesamt 4 Seiten
C4871 Datasheet, Funktion
Ordering number:EN4857
NPN Epitaxial Planar Silicon Transistor
2SC4871
UHF to S Band Low-Noise Amplifier,
OSC Applications
Features
· High cutoff frequency : fT=10GHz typ.
· High gain : S21e2=13dB typ (f=1GHz).
· Low noise : NF=1.3dB typ (f=1GHz).
· Small Cob : Cob=0.4pF typ.
Package Dimensions
unit:mm
2059B
[2SC4871]
0.3
3
0.15
0 to 0.1
12
0.65 0.65
2.0
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Symbol
Collector-to-Base Voltage
Collector-to-Emitter Voltage
Emitter-to-Base Voltage
Collector Current
Collector Dissipation
Junction Temperature
Storage Temperature
VCBO
VCEO
VEBO
IC
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
Forward Transfer Gain
Noise Figure
ICBO
IEBO
hFE
fT
Cob
| S21e |2
NF
VCB=10V, IE=0
VEB=1V, IC=0
VCE=5V, IC=4mA
VCE=5V, IC=4mA
VCB=10V, f=1MHz
VCE=5V, IC=7mA, f=1GHz
VCE=5V, IC=4mA, f=1GHz
* : The 2SC4871 is classified by 4mA hFE as follows :
Marking : HN
hFE rank : 3, 4, 5
60 3 120
90 4 180 135 5 270
0.3 0.6
0.9
1 : Base
2 : Emitter
3 : Collector
SANYO : MCP
Ratings
16
8
1.5
20
100
150
–55 to +150
Unit
V
V
V
mA
mW
˚C
˚C
Ratings
min typ
60*
10
0.4
10 13
1.3
max
1.0
10
270*
0.7
2.8
Unit
µA
µA
GHz
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
12599HA (KT)/41095TS (KOTO) TA-0078 No.4857–1/4





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