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Part Number KDV1470

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FM RADIO BAND TUNING APPLICATION.
FEATURES
High Capacitance Ratio : C
1V
/C
5V
=5.0(Min.)
Excellent C-V Characteristics.
Variations of Capacitance Values is Little.
Small Package.
MAXIMUM RATING (Ta=25 )
DIM
MILLIMETERS
1. ANODE 1
2. ANODE 2
3. CATHODE
SOT-23
A
B
C
D
E
2.93 0.20
1.30+0.20/-0.15
0.45+0.15/-0.05
2.40+0.30/-0.20
G
1.90
H
J
K
L
M
N
0.95
0.13+0.10/-0.05
0.00 ~ 0.10
0.55
0.20 MIN
1.00+0.20/-0.10
M
J
K
E
1
2
3
H
G
A
N
C
B
D
1.30 MAX
L
L
P
P
P
7
2
1
3
+
_
2002. 6. 25
1/2
SEMICONDUCTOR
TECHNICAL DATA
KDV1470
VARIABLE CAPACITANCE DIODE
SILICON EPITAXIAL PLANAR DIODE
Revision No : 1
ELECTRICAL CHARACTERISTICS (Ta=25 )
CLASSIFICATION OF CAPACITANCE RATIO GRADE
Grade
Type Name
Marking
Lot No.
S3
CHARACTERISTIC
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Reverse Voltage
V
R
I
R
=10 A
16
-
-
V
Reverse Current
I
R
V
R
=10V
-
-
50
nA
Capacitance
C
1V
V
R
=1V, f=1MHz
65.8
70
74.2
pF
C
2V
V
R
=2V, f=1MHz
-
43
-
C
3V
V
R
=3V, f=1MHz
-
24
-
C
4.5V
V
R
=4.5V, f=1MHz
12.0
13.5
14.8
C
5V
V
R
=5V, f=1MHz
-
12.5
-
Capacitance Ratio
K
C
1V
/C
5V
, f=1MHz
5.0
-
-
Series Resistance
r
S
V
R
=1.5V, f=100MHz
-
0.43
0.5
GRADE
CAPACITANCE (C
1V
)
UNIT
A
65.80 69.25
pF
B
68.27 71.72
C
70.74 74.20
CHARACTERISTIC
SYMBOL
RATING
UNIT
Reverse Voltage
V
R
16
V
Junction Temperature
T
j
150
Storage Temperature Range
T
stg
-55 150
KDV1470
2/2
2002. 6. 25
Revision No : 1
VARIATION OF CAPACITANCE
0.92
0
REVERSE VOLTAGE V (V)
C(Ta)/C(25 C) - V (V)
C - V
R
REVERSE VOLTAGE V (V)
CAPACITANCE C (pF)
R
1
2
3
4
5
0.94
0.96
0.98
1
1.02
1.04
f=1MHz
REVERSE CURRENT I (A)
R
10p
0
REVERSE VOLTAGE V (V)
R
I - V
R
R
2
10
12
14
100p
1n
10n
100n
Ta=85 C
16
Ta=55 C
Ta=25 C
1
0.5
500
R
Ta=25 C
V =1V
100
FREQUENCY f (MHz)
20
50
300
1K
0.3
r - f
s
SERIES RESISTANCE r (
)
s
0.1
C(Ta)/C(25 C)
Ta=-55 C
10
0
1
2
3
4
5
30
50
100
200
f=50MHz
Ta=25
C
4
6
8
10
FIGURE OF MERIT Q
500
0
REVERSE VOLTAGE V (V)
R
R
Q - V
1
2
3
4
5
30
50
100
300
Ta=25 C
f=50MHz
1.06
1.08
R
Ta=-15 C
Ta=25 C
Ta=55 C
Ta=85 C
R
(ppm/ C) - V
R
REVERSE VOLTAGE V (V)
0
VARIATION OF CAPACITANCE
100
R
1
2
3
4
5
300
500
700
1k
f=1MHz
Ta=-55 C~+85 C
(ppm/ C)
f=70MHz
f=100MHz