PANASONIC MA2X341

Variable Capacitance Diodes
MA2X341
Silicon epitaxial planar type
Unit : mm
INDICATES
CATHODE
1.6 − 0.1
+ 0.2
1
■ Features
2
• Large capacitance ratio
• Small series resistance rD
• Mini type package, allowing downsizing of equipment and
automatic insertion through the taping package
0.55 ± 0.1
For AFC of UHF and VHF electronic tuner
+ 0.2
2.7 − 0.1
3.3 ± 0.2
*(3.8 ± 0.2)
0.3
5°
Unit
Reverse voltage (DC)
VR
30
V
Peak reverse voltage
VRM
34
V
Junction temperature
Tj
150
°C
Storage temperature
Tstg
−55 to +150
°C
+ 0.1
Rating
0.16 − 0.03
1.1 − 0.1
Symbol
0 to 0.05
Parameter
+ 0.2
■ Absolute Maximum Ratings Ta = 25°C
5°
*(
): WL type
1 : Anode
2 : Cathode
Mini Type Package (2-pin)
Marking Symbol: 6K
■ Electrical Characteristics Ta = 25°C
Parameter
Reverse current (DC)
Symbol
Min
Max
Unit
10
nA
CD(2V)
VR = 2 V, f = 1 MHz
10.5
16.0
pF
CD(10V)
VR = 10 V, f = 1 MHz
3.3
5.7
pF
Capacitance ratio
CD(2V)/CD(10V)
2.8
3.4

1.6
Ω
Series
rD
VR = 30 V
Typ
Diode capacitance
resistance*
IR
Conditions
VR = 9 pF, f = 470 MHz
Note) 1．Rated input/output frequency: 470 MHz
2．* : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
1
MA2X341
Variable Capacitance Diodes
CD  VR
Forward current IF (mA)
Diode capacitance CD (pF)
30
20
10
5
3
0
4
Reverse current IR (nA)
VR = 30 V
10
1
0.1
0
20
40
60
80 100 120 140 160
Ambient temperature Ta (°C)
CD rank classification
CD(2V) / CD(10V) = 3.4
CD(2V) (pF)
15
14
13
10
2
CD(2V) / CD(10V) = 2.8
6.0
5.5
5.0
4.5
4.0
3.5
3.0
CD(10V) (pF)
11
1.02
80
Ta = 60°C
− 40°C
25°C
60
40
f = 1 MHz
VR = 2 V
1.01
10 V
1.00
0.99
0.98
0
0.2
0.4
0.6
0.8
1.0
Forward voltage VF (V)
IR  T a
100
12
100
0
8 12 16 20 24 28 32 36 40
Reverse voltage VR (V)
16
1.03
20
2
0.01
120
CD(Ta)
CD(Ta = 25°C)
f = 1 MHz
Ta = 25°C
50
1
CD  Ta
IF  V F
100
1.2
0.97
0
20
40
60
80
Ambient temperature Ta (°C)
100