Variable capacitance diode for FM tuning
FMチューナ用電圧可変容量ダイオード
KV1740R/S
FEATURES
Included Twin Element
Very Small Tolerance of Element Being Next Device To Each Other
Excellent Linearity of The CV Curve
Extra Large Capacitance Ratio: A=1.65 to
Very Small Series Resistance: R
S
=to 0.28Ω
ツインタイプ素子1組搭載
小さい隣接デバイス間容量偏差
CV特性の優れた直線性
極めて大きな容量変化比:
A=1.65~
小さい直列抵抗:
R
S
=~0.28Ω
CLASSIFICATION
Rank
C
C
1
MIN
MAX
1
42.92
44.58
2
44.13
45.84
3
45.37
47.13
PACKAGE OUTLINE
Part name
KV1740R
KV1740S
Package
SOT23C-3
SOT23-3
Marking Pin configulation
C4
C4
ORDERING INFORMATION
KV1740RTL…Storage direction: TL(Left type)
KV1740STL…Storage direction: TL(Left type)
* Part name + Storage direction
ABSOLUTE MAXIMUM RATINGS
Parameter
Reverse Voltage
Forward Current
Power Dissipation
Storage Temperature Range
Operating Temperature Range
項目
Symbol
記号
V
R
逆方向電圧
I
F
順方向電流
P
D
許容消費電力
T
STG
保存温度範囲
T
OP
動½温度範囲
Rating
定格
14
50
100
-55 to 150
-55 to +85
Unit
単½
Remarks
備考
V
mA
mW
°C
°C
ELECTRICAL CHARCTERISTICS
Parameter
Symbol
Units
Value
規格
項目
記号
単½
MIN
TYP
MAX
V
R
12
V
Reverse Voltage
逆方向電圧
I
R
10.0
nA
Reverse Current
逆方向電流
C
2
42.92
47.13
pF
Diode Capacitance
容量値
C
8
24.61
28.57
pF
R
S
0.28
Series Resistance
直列抵抗
Ω
A
1.65
1.75
Capacitance Ratio
容量変化比
* Capacitance measured in parallel connections.
容量値は、Back
to Back Typeの2つのダイオードの平均値です。
* Diode Capactance measured with Agilent 4279A or equivalent instruments ( at OSC level 20±5mVrms )
容量測定器は、Agilent
4279A又は相½品。OSCレベル 20±5mVrms。
* Resistance meter is Agilent 4291B or equivalent instruments.
直列抵抗測定器は、Agilent
4291B又は相½品。
* The tolerance of element that is next to each other in same reel is wihthin 3% at C
2
and C
8
.
同一リール内で隣接する素子のC
2
、C
8
の容量偏差は3.0%以内。
T
A
=25°C
Conditions
条件
I
R
=10µA
V
R
=10V
V
R
=2.0V, f=1MHz
V
R
=8.0V, f=1MHz
V
R
=2.0V, f=100MHz
C
2
/C
8
2003 FALL
KV1740R/S
SEMICONDUCTOR SELECTION GUIDE
DISCRETE DEVICES
半導½セレクションガイド
個別半導½
TYPICAL PREFORAMNCE CHARACTERISTICS
Capacitance versus Reverse Voltage
逆方向電圧対容量
f=1MHz, T
A
=25°C
100
Reverse Current versus Reverse Voltage
逆方向電圧対逆電流
T
A
=+25 / +55 / +85°C
100p
T
A
=+85°C
I
R
, Reverse Current(A)
C, Capacitance(pF)
T
A
=+55°C
10p
T
A
=+25°C
1p
10
0.0
1.0
2.0 3.0 4.0 5.0 6.0
V
R
, Reverse Voltage(V)
7.0
8.0
100f
0.0
2.0
4.0 6.0 8.0 10.0 12.0 14.0 16.0
V
R
, Reverse Voltage(V)
Q versus Reverse Voltage
逆方向電圧対Q
1000
f=50MHz f=70MHz
T
A
=25°C
f=100MHz
Series Resistance versus Frequency
周波数対直列抵抗
V
R
=1.5V, T
A
=25°C
0.3
V
R
, Reverse Voltage(V)
100
0.0
0.1
50M
Q
1.0
2.0 3.0 4.0 5.0 6.0
V
R
, Reverse Voltage(V)
7.0
8.0
f, Frequency(Hz)
500M
C(T
A
)/C(25°C) versus Reverse Voltage
逆方向電圧対C(T
A
)/C(25°C)
f=1MHz T
A
=-55 to +85°C
1.06
1.04
C(T
A
)/C(25°C)
1.02
T
A
=+85°C
T
A
=+55°C
T
A
=+25°C
T
A
=-15°C
T
A
=-55°C
Capacitance Temperature Coefficient versus Reverse Voltage
f=1MHz, T
A
=25°C
逆方向電圧対温度係数
∆C/∆T
A
, Temperature Coefficient(ppm/°C)
1000
1.00
0.98
0.96
0.94
0.0
1.0
2.0 3.0 4.0 5.0 6.0
V
R
, Reverse Voltage(V)
7.0
8.0
100
0.0
1.0
2.0 3.0 4.0 5.0 6.0
V
R
, Reverse Voltage(V)
7.0
8.0
2003 FALL
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