MA344 Datasheet, PDF (1/3 Pages) Panasonic Semiconductor – Silicon epitaxial planar type

Variable Capacitance Diodes
MA6X344 (MA344)
Silicon epitaxial planar type
For UHF and VHF electronic tuners
s Features
• Three isolated elements contained in one package
• Large capacitance variation ratio
• Small series resistance r_D
• Mini type package, allowing downsizing of equipment and
automatic insertion through the taping package
s Absolute Maximum Ratings T_a = 25°C
Parameter
Symbol
Rating
Unit
Reverse voltage (DC)
Peak reverse voltage
Forward current (DC)
Junction temperature
Storage temperature
V_R
30
V
V_RM
34
V
I_F
20
mA
T_j
150
°C
T_stg
−55 to +150
°C
2.90^{+–00..0250}
1.9±0.1
(0.95) (0.95)
4
5
6
32
1
0.30^{+–00..0150}
0.50^{+–00..0150}
10°
Unit : mm
0.16^{+–00..0160}
1: Cathode 1
4: Anode 3
2: Cathode 2
5: Anode 2
3: Cathode 3
6: Anode 1
Mini6-G1 Package
Marking Symbol: 5P
Internal Connection
6
1
5
2
4
3
s Electrical Characteristics T_a = 25°C
Parameter
Symbol
Conditions
Min Typ Max Unit
Reverse current (DC)
Diode capacitance
Capacitance ratio
Capacitance difference
Diode capacitance deviation
Series resistance^*2
I_R
C_D(3V)
C_D(25V)
C_D(10V)
C_D(17V)
C_D(3V)/C_D(25V)
C_D(17V)/C_D(25V)
∆C
r_D
V_R = 30 V
V_R = 3 V, f = 1 MHz
V_R = 25 V, f = 1 MHz
V_R = 10 V, f = 1 MHz
V_R = 17 V, f = 1 MHz
C_{D(3V)(10V)(17V)(25V)}
C_D = 9 pF, f = 470 MHz
11.233
2.020
4.358
2.567
4.60
0.37
0.55
10
nA
12.781 pF
2.367 pF
5.422 pF
3.100 pF
6.15 
pF
Note)^*1 %
0.75
Ω
Note) 1. Rated input/output frequency: 470 MHz
2. 2. Each characteristic is a standard for each diode.
3. *1 ^: Diode capacitance deviation is controlled to 2% for the rank B and 3% or less for the rank G.
*2 : r_f measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER
Note) The part number in the parenthesis shows conventional part number.
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