Variable Capacitance Diodes MA2X335 Silicon epitaxial planar type Unit : mm INDICATES CATHODE For CATV with VHF electronic tuner ■ Features 2 • Large capacitance ratio • Small series resistance rD • Mini type package, allowing downsizing of equipment and automatic insertion through the taping package 0.55 ± 0.1 1.6 − 0.1 + 0.2 1 + 0.2 2.7 − 0.1 3.3 ± 0.2 *(3.8 ± 0.2) 0.3 5° Unit Reverse voltage (DC) VR 30 V Peak reverse voltage* VRM 34 V Forward voltage (DC) IF 20 mA Junction temperature Tj 150 °C Storage temperature Tstg −55 to +150 °C + 0.1 Rating 0.16 − 0.03 1.1 − 0.1 Symbol 0 to 0.05 Parameter + 0.2 ■ Absolute Maximum Ratings Ta = 25°C 5° *( ): WL type 1 : Anode 2 : Cathode Mini Type Package (2-pin) Marking Symbol: 6E Note) * : RL = 2.2 kΩ ■ Electrical Characteristics Ta = 25°C Parameter Reverse current (DC) Diode capacitance Capacitance ratio Symbol IR Conditions Min Typ VR = 30 V Unit 10 nA 36.93 pF 2.58 3.19 pF 8.50 11.57 pF 4.68 pF CD(2V) VR = 2 V, f = 1 MHz CD(25V) VR = 25 V, f = 1 MHz CD(10V) VR = 10 V, f = 1 MHz CD(17V) VR = 17 V, f = 1 MHz 3.44 CD(2V)/CD(25V) Max 29.40 10 Diode capacitance deviation ∆C CD(2V)(10V)(17V)(25V) Series resistance* rD CD = 9 pF, f = 470 MHz 0.7 2.5 % 0.98 Ω Note) 1.Rated input/output frequency: 470 MHz 2.* : rf measuring instrument: YHP MODEL 4191A RF IMPEDANCE ANALYZER 1 MA2X335 Variable Capacitance Diodes CD VR f = 1 MHz Ta = 25°C Forward current IF (mA) Diode capacitance CD (pF) 50 30 20 10 5 3 1.03 100 1.02 80 1.01 0 4 8 12 16 20 24 28 32 36 40 Reverse voltage VR (V) f = 1 MHz VR = 2 V Ta = 60°C − 40°C 25°C 60 40 0 10 V 17 V 25 V 1.00 0.99 20 2 1 CD Ta IF V F 120 CD(Ta) CD(Ta = 25°C) 100 0.98 0 0.2 0.4 0.6 0.8 1.0 Forward voltage VF (V) 1.2 0.97 0 20 40 60 80 Ambient temperature Ta (°C) IR T a Reverse current IR (nA) 100 VR = 30 V 10 1 0.1 0.01 0 20 40 60 80 100 120 140 160 Ambient temperature Ta (°C) CD rank classification Secondary rank classification Primary rank classification CD(17V) (pF) 2 29.55 11 30.14 10 30.74 9 31.35 8 31.98 7 32.62 6 33.27 5 33.94 4 34.62 3 35.31 2 36.02 1 36.74 3.46 3.53 3.60 3.67 3.74 3.81 3.89 3.97 4.05 4.13 4.21 4.29 4.38 4.47 4.56 4.65 10 9 8 7 6 5 4 3 2 1 CD(10V) (pF) CD(2V) (pF) 2.60 2.65 2.70 2.75 2.81 2.87 2.93 2.99 3.05 3.11 3.17 CD(25V) (pF) 8.55 15 8.72 14 8.89 13 9.07 12 9.25 11 9.44 10 9.63 9 9.82 8 10.02 7 10.22 6 10.42 5 10.63 4 10.84 3 11.06 2 11.28 1 11.51 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 100