Page 1
FM RADIO BAND TUNING APPLICATION.
FEATURES
High Capacitance Ratio : C1V/C5V=5.0(Min.)
Excellent C-V Characteristics.
Variations of Capacitance Values is Little.
Small Package.
MAXIMUM RATING (Ta=25 )
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
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Reverse Voltage
V
R
IR=10 A
16 - - V
Reverse Current
I
R
VR=10V
- - 50 nA
Capacitance
C
1V
VR=1V, f=1MHz
65.8 70 74.2
pF
C
2V
VR=2V, f=1MHz
- 43 -
C
3V
VR=3V, f=1MHz
- 24 -
C
4.5V
VR=4.5V, f=1MHz
12.0 13.5 14.8
C
5V
VR=5V, f=1MHz
- 12.5 -
Capacitance Ratio K
C1V/C5V, f=1MHz
5.0 - -
Series Resistance
r
S
VR=1.5V, f=100MHz
- 0.43 0.5
GRADE
CAPACITANCE (C1V)
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
E
B
LL
DIM
MILLIMETERS
_
A
B
C
D
3
M
D
E
G
H
J
K
L
M
N
J
P
C
H
N
2
1
PP
K
1. ANODE 1
2. ANODE 2
3. CATHODE
A
G
+
2.93 0.20
1.30+0.20/-0.15
1.30 MAX
0.45+0.15/-0.05
2.40+0.30/-0.20
1.90
0.95
0.13+0.10/-0.05
0.00 ~ 0.10
0.55
0.20 MIN
1.00+0.20/-0.10
7
3
2
1
SOT-23
Marking
Grade
Type Name
S3
Lot No.
Page 2
KDV1470
2/22002. 6. 25 Revision No : 1
K
200
100
50
30
CAPACITANCE C (pF)
10
0
500
Ta=25 C
300
100
50
30
FIGURE OF MERIT Q
10
0
C - V
R
f=50MHz
Ta=25C
12345
REVERSE VOLTAGE V (V)
Q - V
f=50MHz
f=70MHz
f=100MHz
R
R
12345
REVERSE VOLTAGE V (V)
R
100n
R
10n
1n
100p
REVERSE CURRENT I (A)
10p
2101214
0
468
REVERSE VOLTAGE V (V)
1
V =1V
R
Ta=25 C
s
0.5
0.3
SERIES RESISTANCE r (Ω)
0.1
20 50 300 1
FREQUENCY f (MHz)
I - V
RR
Ta=85 C
Ta=55 C
Ta=25 C
r - f
s
100
16
R
500
C(Ta)/C(25 C) - V (V)
1.08
1.06
1.04
1.02
1
0.98
C(Ta)/C(25 C)
0.96
0.94
VARIATION OF CAPACITANCE
0.92
0
123 45
REVERSE VOLTAGE V (V)
Ta=85 C
Ta=55 C
Ta=25 C
Ta=-15 C
Ta=-55 C
R
(ppm/ C) - V
R
1k
f=1MHz
700
500
300
(ppm/ C)
f=1MHz
VARIATION OF CAPACITANCE
Ta=-55 C~+85 C
100
0
R
12345
REVERSE VOLTAGE V (V)
R
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