1T379
Silicon Variable Capacitance Diode for Electronic Tuning of BS and CS Tuners
Description
The 1T379 is a variable capacitance diode
designed for the electronic tuning of BS and CS
tuners, and it has a super miniature package.
Features
•
Super miniature package
•
Small series resistance 1.50
Ω
Max. (f=470 MHz)
•
Large capacitance ratio 12.0
Typ. (C
1
/C
25
)
•
Small capacitance
Structure
Silicon epitaxial planar-type diode
0.60 pF Max. (V
R
=25 V)
Absolute Maximum Ratings
(Ta=25 °C)
•
Reverse voltage
V
R
30
V
•
Maximum reverse voltage V
RM
•
Operating temperature
•
Storage temperature
Topr
Tstg
35
V
(R
L
≥10
kΩ)
–20 to +75
–65 to +150
°C
°C
M-235
Electrical Characteristics
Item
Reverse current
Reverse voltage
Diode capacitance
Capacitance ratio
Series resistance
Capacitance deviation in a
matching group
Symbol
I
R
V
R
C
1
C
25
C
1
/C
25
rs
∆C
Conditions
V
R
=25 V
I
R
=1 µA
V
R
=1 V, f=1 MHz
V
R
=25 V, f=1 MHz
f=1 MHz
V
R
=5 V, f=470 MHz
V
R
=1 to 25 V, f=1 MHz
Min.
30
6.0
0.5
10.0
Typ.
Max.
10
7.2
0.6
12.0
1.50
6
(Ta=25 °C)
Unit
nA
V
pF
pF
Ω
%
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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E94205B82-TE