MA2X338

Variable Capacitance Diodes MA2X338 Silicon epitaxial planar type For CATV tuner I Features Large capacitance ratio Small series resistance rD, resulting in obtaining high performance index, Q of a circuit 5° 1.6 − 0.1 + 0.2 INDICATES CATHODE Unit : mm 1 2 2.7 − 0.1 3.3 ± 0.2 *(3.8 ± 0.2) + 0.2 1.1 − 0.1 I Absolute Maximum Ratings Ta = 25°C Parameter Reverse voltage (DC) Peak reverse voltage* Forward current (DC) Junction temperature Storage temperature Note) * : RL = 10 kΩ Symbol VR VRM IF Tj Tstg Rating 34 35 20 150 −55 to +150 Unit V V mA °C °C + 0.2 0.3 0 to 0.05 5° *( ): WL type 1 : Anode 2 : Cathode Mini Type Package (2-pin) Marking Symbol: 6H I Electrical Characteristics Ta = 25°C Parameter Reverse current (DC) Diode capacitance Symbol IR CD(2V) CD(25V) CD(10V) CD(17V) Capacitance ratio Diode capacitance deviation Series resistance* CD(2V)/CD(25V) ∆C rD CD(2V)(10V)(17V)(25V) CD = 9 pF, f = 470 MHz VR = 30 V 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 2.5 0.63 Conditions Min Typ Max 10 32.15 3.15 9.97 4.74 Unit nA pF pF pF pF  % Ω Note) 1 Rated input/output frequency: 470 MHz 2 * : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER 0.16 − 0.03 + 0.1 0.55 ± 0.1 1 MA2X338 CD  VR 100 f = 1 MHz Ta = 25°C Variable Capacitance Diodes IF  V F 120 1.03 CD  Ta f = 1 MHz 50 100 1.02 VR = 2 V Diode capacitance CD (pF) 30 20 Forward current IF (mA) CD(Ta) CD(Ta = 25°C...