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| ADE-208-409(Z) HVC306A Variable Capacitance Diode for VHF tuner Rev. 0 Nov. 1995 Features * High capacitance ratio. (n=11.0min) * Low series resistance and good C-V linearity. * Ultra small Flat Package (UFP) is suitable for surface mount design. 1 Outline Cathode mark Mark 2 1. Cathode 2. Anode Ordering Information Type No. HVC306A Laser Mark 3 Package Code UFP Absolute Maximum Ratings (Ta = 25C) Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 32 125 -55 to +125 Unit V C C Electrical Characteristics (Ta = 25C) Item Reverse current Symbol IR1 IR2 C2 C25 C/C* Capacitance ratio Series resistance n rs Min -- -- 29.3 2.57 -- 11.0 -- Typ -- -- -- -- -- -- -- Max 10 100 34.2 2.92 2.0 -- 0.75 Unit nA pF % -- Test Condition VR = 30 V VR = 30 V , Ta = 60 C VR = 2 V , f = 1 MHz VR = 25 V , f = 1 MHz C2 , C25 C2 / C25 VR = 5 V , f = 470 MHz Capacitance * A set of HVC306A is of uniform C-V characteristics. Measure max. value and min. value of capacitance . Calculate Matching Error, (Cmax-Cmin) C/C= x 100 (%) Cmin ** Each group shall uniform a multiple of 4 diodes. HVC306A 10 10 Reverse current I R (A) 10 -6 60 f=1MHz 50 Capacitance C (pF) 0 10 20 30 40 50 -7 -8 40 10 -9 -10 30 10 10 10 -11 20 -12 10 10 -13 0 0.5 1.0 Reverse voltage VR (V) Fig.1 Reverse current Vs. Reverse voltage 10 Reverse voltage VR (V) 30 Fig.2 Capacitance Vs. Reverse voltage 1.0 f=470MHz Series resistance rs ( ) 0.8 LF =(LogC)/(LogVR ) 0 -0.5 0.6 -1.0 0.4 -1.5 0.2 0 0.5 -2.0 10 1.0 Reverse voltage VR (V) Fig.3 Series resistance Vs. Reverse voltage 30 0.5 10 1.0 Reverse voltage VR (V) Fig.4 Linearity factor Vs. Reverse voltage 30 HVC306A Package Dimensions Cathode Mark Unit: mm 3 1.2 0.10 1.6 0.10 0.3 0.05 0.8 0.10 1 Cathode 2 Anode 0.6 0.10 HITACHI Code JEDEC Code EIAJ Code Weight (g) UFP -- SC-79 0.0016 |
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