Panasonic MA2X335 Datasheet
Variable Capacitance Diodes
MA2X335
Silicon epitaxial planar type
For CATV with VHF electronic tuner
■ Features
•
Large capacitance ratio
•
Small series resistance r
•
Mini type package, allowing downsizing of equipment and
automatic insertion through the taping package
■ Absolute Maximum Ratings Ta = 25°C
Parameter Symbol Rating Unit
Reverse voltage (DC) V
Peak reverse voltage
Forward voltage (DC) I
Junction temperature T
Storage temperature T
Note) * : RL = 2.2 kΩ
D
R
*
V
RM
F
j
stg
30 V
34 V
20 mA
150 °C
−55 to +150 °C
INDICATES
CATHODE
12
+ 0.2
− 0.1
1.6
*(3.8 ± 0.2)
5°
0.30 to 0.05
+ 0.2
− 0.1
1.1
5°
Marking Symbol: 6E
Unit : mm
+ 0.2
2.7
− 0.1
3.3 ± 0.2
+ 0.1
− 0.03 0.55 ± 0.1
0.16
*( ): WL type
1 : Anode
Mini Type Package (2-pin)
2 : Cathode
■ Electrical Characteristics Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
Reverse current (DC) I
Diode capacitance C
Capacitance ratio
Diode capacitance deviation
Series resistance
*
R
D(2V)
C
D(25V)
C
D(10V)
C
D(17V)
C
D(2V)/CD(25V)
∆C
r
D
Note) 1．Rated input/output frequency: 470 MHz
2．*: rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
VR = 30 V 10 nA
VR = 2 V, f = 1 MHz 29.40 36.93 pF
VR = 25 V, f = 1 MHz 2.58 3.19 pF
VR = 10 V, f = 1 MHz 8.50 11.57 pF
VR = 17 V, f = 1 MHz 3.44 4.68 pF
C
D(2V)(10V)(17V)(25V)
CD = 9 pF, f = 470 MHz 0.7 0.98 Ω
10
2.5 %
1
MA2X335
Variable Capacitance Diodes
100
CD V
50
)
pF
30
(
D
20
10
5
3
Diode capacitance C
2
1
0 8 16 24 324 1220283640
R
f = 1 MHz
T
= 25°C
a
Reverse voltage VR (V
IR T
a
VR = 30 V
)
nA
(
100
10
R
1
CD T
a
f = 1 MHz
VR = 2 V
10 V
17 V
25 V
)
mA
(
F
120
100
IF V
F
80
60
40
Ta = 60°C
25°C
− 40°C
1.03
1.02
1.01
)
)
a
T
(
1.00
= 25°C
D
a
C
T
(
D
C
0.99
Forward current I
20
0
)
0 0.2 0.4 0.6 0.8 1.0 1.2
Forward voltage VF (V
)
0.98
0.97
0 20 40 60 80 100
Ambient temperature Ta (°C
)
0.1
Reverse current I
0.01
0 40 80 120 16020 60 100 140
Ambient temperature Ta (°C
CD rank classification
Primary rank classification
2.60
2.65
2.70
987654321
10
29.55
11
30.14
10
30.74
9
31.35
8
31.98
7
32.62
6
33.27
5
33.94
(pF)
4
34.62
D(2V)
3
C
35.31
2
36.02
1
36.74
2.75
2.81
2.87
C
)
D(25V)
2.93
(pF)
2.99
3.05
3.11
3.17
8.55
8.72
8.89
9.07
9.25
9.44
9.63
(pF)
9.82
10.02
D(10V)
C
10.22
10.42
10.63
10.84
11.06
11.28
11.51
Secondary rank classification
C
(pF)
D(17V)
3.46
3.53
3.60
3.67
3.74
3.81
3.89
3.97
4.05
15
1413121110987654321
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4.13
4.21
4.29
4.38
4.47
4.56
4.65
2
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