Ordering number:EN1944B
NPN Epitaxial Planar Silicon Transistor
2SC3771
UHF, VHF Oscillator Mixer,
HF Amplifier Applications
Applications
· UHF/VHF frequency converters, local oscillators, HF
amplifiers.
Features
· High power gain : PG=10dB typ (f=0.9GHz). PG=16dB typ (f=0.4GHz).
·Small noise figure : NF=3.5dB typ (f=0.9GHz).
·High cutoff frequency :Tf=2.2GHz typ.
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Package Dimensions
unit:mm
2018A
[2SC3771]
C : Collector
B : Base
E : Emitter
SANYO : CP
Parameter |
Symbol |
Conditions |
Ratings |
Unit |
|
|
|
|
|
Collector-to-Base Voltage |
VCBO |
|
30 |
V |
Collector-to-Emitter Voltage |
VCEO |
|
20 |
V |
Emitter-to-Base Voltage |
VEBO |
|
3 |
V |
Collector Current |
IC |
|
30 |
mA |
Base Current |
IB |
|
10 |
mA |
Collector Dissipation |
PC |
|
250 |
mW |
Junction Temperature |
Tj |
|
150 |
˚C |
|
|
|
|
|
Storage Temperature |
Tstg |
|
–55 to +150 |
˚C |
Electrical Characteristics at Ta = 25˚C
Parameter |
Symbol |
|
Conditions |
|
|
|
Ratings |
|
Unit |
||
|
|
|
|
|
|
||||||
|
|
|
|
|
|
|
|
min |
typ |
max |
|
|
|
|
|
|
|
|
|
|
|||
Collector Cutoff Current |
ICBO |
VCB=20V, IE=0 |
|
|
|
|
1.0 |
µA |
|||
Emitter Cutoff Current |
IEBO |
VEB=2V, IC=0 |
|
|
|
|
10 |
µA |
|||
DC Current Gain |
hFE |
VCE=10V, IC=5mA |
|
40* |
|
200* |
|
||||
Gain-Bandwidth Product |
fT |
VCE=10V, IC=5mA |
|
1.4 |
2.2 |
|
GHz |
||||
Output Capacitance |
Cob |
VCB=10V, f=1MHz |
|
|
|
0.7 |
1.1 |
pF |
|||
Reverse Transfer Capacitance |
Cre |
VCB=10V, f=1MHz |
|
|
|
0.5 |
|
pF |
|||
* : The 2SC3771 is classified by 5mA hFE as follows : |
|
|
|
|
|
|
|
|
|
|
|
40 |
2 80 |
60 3 120 |
100 |
4 200 |
|
|
|
|
|
||
(Note) Marking : KY |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
hFE rank : 2, 3, 4 |
|
|
|
|
|
|
|
|
|
|
|
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
N3098HA (KT)/5318MO/5137KI/O115KI, TS No.1944–1/5
2SC3771
Parameter |
Symbol |
Conditions |
|
Ratings |
|
Unit |
|
|
|
||||
|
|
|
min |
typ |
max |
|
|
|
|
|
|
|
|
Power Gain |
PG |
VCE=10V, IC=10mA, f=0.4GHz |
|
16 |
|
dB |
|
|
VCE=10V, IC=10mA, f=0.9GHz |
|
10 |
|
dB |
Noise Figure |
NF |
VCE=10V, IC=3mA, f=0.9GHz, |
|
3.5 |
|
dB |
|
|
See specified Test Circuit. |
|
|
|
|
PG, NF Test Circuit
|
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.1944–2/5
Loading...