1T417
Variable Capacitance Diode
Description
The 1T417 is a variable capacitance diode
designed for electronic tuning of BS/CS tuners using
a super-small-miniature flat package (SSVC).
Features
•
Super-small-miniature flat package
•
Low series resistance: 1.5
Ω
Max. (f=470 MHz)
•
Large capacitance ratio: 15.5 Typ.
(C
1
/C
25
)
•
Small leakage current:
10 nA Max. (V
R
=25 V)
•
Capacitance deviation in a matching group:
within 6 %
Applications
Electronic tuning of BS/CS tuners
Structure
Silicon epitaxial planar type diode
Absolute Maximum Ratings
(Ta=25 °C)
•
Reverse voltage
•
Peak reverse voltage
•
Operating temperature
•
Storage temperature
V
R
V
RM
Topr
Tstg
30
V
35
V
(RL
≥
10 kΩ)
–20 to +75
–65 to +150
°C
°C
M-290
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
V
R
=5 V, f=470 MHz
V
R
=1 to 25 V, f=1 MHz
Min.
30
7.8
0.5
13.0
Typ.
Max.
10
9.4
0.6
1.50
6.0
(Ta=25 °C)
Unit
nA
V
pF
pF
Ω
%
8.6
15.5
1.30
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.
—1—
E98905-TE
SONY [ SONY CORPORATION ]
