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Variable Capacitance Diodes MA2X339 Silicon epitaxial planar type INDICATES CATHODE Unit : mm For UHF and VHF electronic tuners I Features * Large capacitance ratio * Small series resistance rD 1.6 - 0.1 + 0.2 1 2 2.7 - 0.1 3.3 0.2 *(3.8 0.2) + 0.2 I Absolute Maximum Ratings Ta = 25C Parameter Reverse voltage (DC) Peak reverse voltage* Forward current (DC) Junction temperature Storage temperature Note) * : RL = 2.2 k Symbol VR VRM IF Tj Tstg Rating 32 34 20 150 -55 to +150 Unit V V mA C C 1.1 - 0.1 + 0.2 5 0.3 0 to 0.05 5 *( ): WL type 1 : Anode 2 : Cathode Mini Type Package (2-pin) Marking Symbol: 6N I Electrical Characteristics Ta = 25C Parameter Reverse current (DC) Diode capacitance Symbol IR CD(2V) CD(25V) CD(10V) CD(17V) Capacitance ratio Capacitance difference Diode capacitance deviation Series resistance* CD(2V)/CD(25V) CD(10V)/CD(17V) 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 14.220 2.132 5.307 2.909 6.22 1.70 1.96 2 0.45 Conditions Min Typ Max 10 15.473 2.321 6.128 3.411 Unit nA pF pF pF pF % 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 MA3X339 CD VR 100 f = 1 MHz Ta = 25C 120 Variable Capacitance Diodes IF V F 1.03 CD Ta f = 1 MHz VR = 2 V 10 V 17 V 25 V 1.00 50 100 1.02 Diode capacitance CD (pF) 30 20 Forward current IF (mA) 10 60 25C - 40C 5 3 2 40 CD(Ta) CD(Ta = 25C) 80 Ta = 60C 1.01 0.99 20 0.98 1 0 4 8 12 16 20 24 28 32 36 40 0 0 0.2 0.4 0.6 0.8 1.0 1.2 0.97 0 20 40 60 80 100 Reverse voltage VR (V) Forward voltage VF (V) Ambient temperature Ta (C) IR Ta 100 VR = 30 V Reverse current IR (nA) 10 1 0.1 0.01 0 40 80 120 160 200 Ambient temperature Ta (C) CD rank classification Primary rank classification CD(25V) (pF) Secondary rank classification CD(17V) (pF) 2.924 2.968 3.013 3.058 3.104 3.151 3.198 3.246 3.295 3.344 3.394 2.143 2.175 2.208 2.241 2.275 2.309 5 14.291 5 14.505 4 14.723 4 3 2 1 Note: Tracking guarantee range (Capacitance deviation 2.0%) 5.334 5.414 5.495 5.577 CD(10V) (pF) 10 9 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 CD(2V) (pF) 3 14.944 2 15.168 1 15.396 5.661 5.746 5.832 5.919 6.008 6.098 2 |
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