Overview: Variable Capacitance Diodes www.DataSheet4U.com MA6X344 (MA344)
Silicon epitaxial planar type
For UHF and VHF electronic tuners
4 2.90+0.20 –0.05 1.9±0.1 (0.95) (0.95) 5 6 Unit : mm
0.16+0.10 –0.06 2.8+0.2 –0.3 • Three isolated elements contained in one package • Large capacitance variation ratio • Small series resistance rD • Mini type package, allowing downsizing of equipment and automatic insertion through the taping package 3 2 1 0.30+0.10 –0.05 0.50+0.10 –0.05 10° 1.1+0.2 –0.1 (0.65) s Absolute Maximum Ratings Ta = 25°C
Parameter Reverse voltage (DC) Peak reverse voltage Forward current (DC) Junction temperature Storage temperature Symbol VR VRM IF Tj Tstg Rating 30 34 20 150 −55 to +150 Unit V V mA °C °C 1: Cathode 1 2: Cathode 2 3: Cathode 3 0 to 0.1 1.1+0.3 –0.1 4: Anode 3 5: Anode 2 6: Anode 1 Mini6-G1 Package Marking Symbol: 5P Internal Connection
6 5 4 1 2 3 s Electrical Characteristics Ta = 25°C
Parameter Reverse current (DC) Diode capacitance Symbol IR CD(3V) CD(25V) CD(10V) CD(17V) Capacitance ratio Capacitance difference Diode capacitance deviation Series resistance*2 CD(3V)/CD(25V) CD(17V)/CD(25V) ∆C rD CD(3V)(10V)(17V)(25V) CD = 9 pF, f = 470 MHz 0.55 VR = 30 V VR = 3 V, f = 1 MHz VR = 25 V, f = 1 MHz VR = 10 V, f = 1 MHz VR = 17 V, f = 1 MHz 11.233 2.020 4.358 2.567 4.60 0.37 Note)*1 0.75 Conditions Min Typ Max 10 12.781 2.367 5.422 3.100 6.15 Unit nA pF pF pF pF pF % 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 : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER Note) The part number in the parenthesis shows conventional part number. 306 0.4±0.
