MA2X338 [PANASONIC]
Silicon epitaxial planar type; 硅外延平面型
| 型号： | MA2X338 |
| 厂家： | 
PANASONIC |
| 描述： | Silicon epitaxial planar type |
| 文件： | 总2页 (文件大小：45K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Variable Capacitance Diodes
MA2X338
Silicon epitaxial planar type
Unit : mm
INDICATES
CATHODE
For CATV tuner
1
2
I Features
•
•
2.7 −+ 00..12
Large capacitance ratio
Small series resistance rD, resulting in obtaining high perfor-
mance index, Q of a circuit
3.3 0.2
*(3.8 0.2)
5°
5°
I Absolute Maximum Ratings Ta = 25°C
Parameter
Reverse voltage (DC)
Peak reverse voltage*
Forward current (DC)
Junction temperature
Storage temperature
Symbol
VR
Rating
Unit
V
34
*( ): WL type
VRM
IF
35
20
V
1 : Anode
2 : Cathode
Mini Type Package (2-pin)
mA
°C
°C
Tj
150
Tstg
−55 to +150
Marking Symbol: 6H
Note)
* : RL = 10 kΩ
I Electrical Characteristics Ta = 25°C
Parameter
Reverse current (DC)
Diode capacitance
Symbol
IR
Conditions
Min
Typ
Max
10
Unit
nA
pF
pF
pF
pF
%
VR = 30 V
CD(2V)
CD(25V)
CD(10V)
CD(17V)
CD(2V)/CD(25V)
∆C
VR = 2 V, f = 1 MHz
VR = 25 V, f = 1 MHz
VR = 10 V, f = 1 MHz
VR = 17 V, f = 1 MHz
27.13
2.60
7.05
3.48
10
32.15
3.15
9.97
4.74
Capacitance ratio
Diode capacitance deviation
Series resistance*
CD(2V)(10V)(17V)(25V)
2.5
rD
CD = 9 pF, f = 470 MHz
0.63
Ω
Note) 1．Rated input/output frequency: 470 MHz
2．* : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
ꢀ
1
MA2X338
Variable Capacitance Diodes
CD VR
CD Ta
IF VF
100
50
120
100
80
60
40
20
0
1.03
f = 1 MHz
Ta = 25°C
f = 1 MHz
1.02
30
20
VR = 2 V
1.01
Ta = 60°C
25°C
10 V
17 V
25 V
− 40°C
10
5
1.00
0.99
0.98
0.97
3
2
1
0
4
8
12 16 20 24 28 32 36 40
0
0.2
0.4
0.6
0.8
1.0
1.2
0
20
)
Ambient temperature Ta °C
40
60
80
100
(
)
V
Reverse voltage VR
(
)
Forward voltage VF
V
(
IR Ta
100
10
VR = 30 V
1
0.1
0.01
0
20 40 60 80 100 120 140 160 180 200
(
)
Ambient temperature Ta °C
CD rank classification
Secondary rank classification
Primary rank classification
CD(17V) (pF)
CD(25V) (pF)
9
8 7 6 5 4 3 2 1
15 14 13 12 11 10 9
8 7 6 5 4 3 2 1
27.27
27.82
28.38
28.95
29.53
30.13
30.74
31.36
31.99
7.09
7.23
7.37
7.52
7.67
7.82
7.98
8.14
8.30
8.47
8.64
8.81
8.99
9.17
9.35
9.54
9.73
9.92
Note: Tracking guarantee range
(Capacitance deviation 2.5%)
8
7
6
5
4
3
2
1
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
2
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