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| ADE-208-405(Z) HVC202A Variable Capacitance Diode for UHF/VHF tuner Rev. 0 Nov. 1995 Features * Low series resistance and good C-V linearity. * Ultra small Flat Package (UFP) is suitable for surface mount design. * Suitable for compact ET tuner. 1 Outline Cathode mark Mark 2 1. Cathode 2. Anode Ordering Information Type No. HVC202A Laser Mark Q Package Code UFP Absolute Maximum Ratings (Ta = 25C) Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 34 125 -55 to +125 Unit V C C Electrical Characteristics (Ta = 25C) Item Reverse current Symbol IR1 IR2 C2 C25 C/C* n rs Min -- -- 14.11 2.06 -- 6.2 -- Typ -- -- -- -- -- -- -- Max 10 100 16.47 2.35 2.0 -- 0.57 Unit nA pF % -- Test Condition VR = 32 V VR = 32 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 Capacitance ratio Series resistance * A set of HVC202A is of uniform C-V characteristics. Measure max. value and min. value of capacitance (Cmax-Cmin) Calculate Matching Error, C/C= x 100 (%) Cmin ** Each group shall uniform a multiple of 4 diodes. HVC202A 10 -6 10 Reverse current I R (A) -7 25 f=1MHz 20 Capacitance C (pF) 10 20 30 40 50 10 -8 10 -9 10-10. 10 -11 10 -12 15 10 5 10-13 0 0 1.0 Reverse voltage VR (V) Fig.1 Reverse current Vs. Reverse voltage 10 Reverse voltage VR (V) Fig.2 Capacitance Vs. Reverse voltage 40 0.7 f=470MHz 0.6 Series resistance rs ( ) 0.5 0.4 0.3 0.2 0.1 0 1.0 10 Reverse voltage VR (V) Fig.3 Series resistance Vs. Reverse voltage 40 0 LF =(LogC)/(LogVR ) -0.5 -1.0 -1.5 1.0 10 Reverse voltage VR (V) Fig.4 Linearity factor Vs. Reverse voltage 40 HVC202A Package Dimensions Unit: mm Cathode Mark Q 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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