Panasonic MA2X333 Datasheet
Variable Capacitance Diodes
MA2X333
N type GaAs epitaxial planar type
For VCO of a radio
For electronic tuning of UHF and VHF TV tuner
■ Features
•
Small series resistance r
•
Large capacitance ratio during low-voltage operation
■ Absolute Maximum Ratings Ta = 25°C
Parameter Symbol Rating Unit
Reverse voltage (DC) V
Forward current (DC) I
Junction temperature T
Storage temperature T
and high Q value
D
R
F
j
stg
9V
100 mA
125 °C
−55 to +125 °C
INDICATES
CATHODE
12
+ 0.2
− 0.1
1.6
+ 0.2
2.7
− 0.1
3.3 ± 0.2
*(3.8 ± 0.2)
5°
0.30 to 0.05
+ 0.2
− 0.1
1.1
5°
*( ): WL type
Mini Type Package (2-pin)
Unit : mm
+ 0.1
− 0.03 0.55 ± 0.1
0.16
1 : Anode
2 : Cathode
Marking Symbol: 6C
■ Electrical Characteristics Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
Reverse current (DC) I
Reverse voltage (DC) V
Diode capacitance C
Series resistance
*
C
C
R
R
D(2V)
D(4V)
D(6V)
r
D
Note) 1．Rated input/output frequency: 470 MHz
2．*: rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
VR = 6 V 100 nA
IR = 1 µA9V
VR = 2 V, f = 1 MHz 13.5 15.5 17.0 pF
VR = 4 V, f = 1 MHz 4.0 6.8 7.5 pF
VR = 6 V, f = 1 MHz 2.8 4.0 4.5 pF
CD = 9 pF, f = 470 MHz 0.25 0.35 Ω
1
MA2X333
Variable Capacitance Diodes
IF V
100
)
10
mA
(
F
1
0.1
Forward current I
0.01
0 0.2 0.4 0.6 0.8 1.0
Forward voltage VF (V
CD T
1.03
1.02
1.01
)
)
a
T
(
1.00
= 25°C
D
a
C
T
(
D
C
0.99
F
a
Ta = 25°C
)
f = 1 MHz
VR = 2 V
6 V
IR V
100
)
10
nA
(
R
1
0.1
Reverse current I
0.01
0246810
R
Ta = 25°C
Reverse voltage VR (V
CD V
100
50
)
pF
30
(
D
20
10
5
3
Diode capacitance C
2
1
)
0 4 8 12 16 20
Reverse voltage VR (V
R
f = 1 MHz
= 25°C
T
a
)
0.98
0.97
0 20 40 60 80 100
Ambient temperature Ta (°C
)
2
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