PANASONIC MA2X335

Variable Capacitance Diodes
MA2X335
Silicon epitaxial planar type
Unit : mm
INDICATES
CATHODE
For CATV with VHF electronic tuner
■ 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
1.6 − 0.1
+ 0.2
1
+ 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
Forward voltage (DC)
IF
20
mA
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: 6E
Note) * : RL = 2.2 kΩ
■ Electrical Characteristics Ta = 25°C
Parameter
Reverse current (DC)
Diode capacitance
Capacitance ratio
Symbol
IR
Conditions
Min
Typ
VR = 30 V
Unit
10
nA
36.93
pF
2.58
3.19
pF
8.50
11.57
pF
4.68
pF
CD(2V)
VR = 2 V, f = 1 MHz
CD(25V)
VR = 25 V, f = 1 MHz
CD(10V)
VR = 10 V, f = 1 MHz
CD(17V)
VR = 17 V, f = 1 MHz
3.44
CD(2V)/CD(25V)
Max
29.40

10
Diode capacitance deviation
∆C
CD(2V)(10V)(17V)(25V)
Series resistance*
rD
CD = 9 pF, f = 470 MHz
0.7
2.5
%
0.98
Ω
Note) 1．Rated input/output frequency: 470 MHz
2．* : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
1
MA2X335
Variable Capacitance Diodes
CD  VR
f = 1 MHz
Ta = 25°C
Forward current IF (mA)
Diode capacitance CD (pF)
50
30
20
10
5
3
1.03
100
1.02
80
1.01
0
4
8 12 16 20 24 28 32 36 40
Reverse voltage VR (V)
f = 1 MHz
VR = 2 V
Ta = 60°C
− 40°C
25°C
60
40
0
10 V
17 V
25 V
1.00
0.99
20
2
1
CD  Ta
IF  V F
120
CD(Ta)
CD(Ta = 25°C)
100
0.98
0
0.2
0.4
0.6
0.8
1.0
Forward voltage VF (V)
1.2
0.97
0
20
40
60
80
Ambient temperature Ta (°C)
IR  T a
Reverse current IR (nA)
100
VR = 30 V
10
1
0.1
0.01
0
20
40
60
80 100 120 140 160
Ambient temperature Ta (°C)
CD rank classification
Secondary rank classification
Primary rank classification
CD(17V) (pF)
2
29.55
11
30.14
10
30.74
9
31.35
8
31.98
7
32.62
6
33.27
5
33.94
4
34.62
3
35.31
2
36.02
1
36.74
3.46
3.53
3.60
3.67
3.74
3.81
3.89
3.97
4.05
4.13
4.21
4.29
4.38
4.47
4.56
4.65
10 9 8 7 6 5 4 3 2 1
CD(10V) (pF)
CD(2V) (pF)
2.60
2.65
2.70
2.75
2.81
2.87
2.93
2.99
3.05
3.11
3.17
CD(25V) (pF)
8.55
15
8.72
14
8.89
13
9.07
12
9.25
11
9.44
10
9.63
9
9.82
8
10.02
7
10.22
6
10.42
5
10.63
4
10.84
3
11.06
2
11.28
1
11.51
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
100