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| ADE-208-038C(Z) HVU315 Variable Capacitance Diode for Wide Band tuner Preliminary Rev. 3 May. 1993 Features * High capacitance ratio. (n =10.3min) * Low series resistance. (rs =0.7max) * Ultra small Resin Package (URP) is suitable for surface mount design. 1 Outline Cathode mark Mark 2 1. Cathode 2. Anode Ordering Information Type No. HVU315 Laser Mark K Package Code URP Absolute Maximum Ratings (Ta = 25C) Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 30 125 -55 to +125 Unit V C C Electrical Characteristics (Ta = 25C) Item Reverse current Capacitance Capacitance ratio Series resistance Matching error Symbol IR C2 C25 n rs C/C* Min -- 27.6 2.67 10.3 -- -- Typ -- -- -- -- -- -- Max 10 32.1 3.02 -- 0.70 2.0 Unit nA pF -- % Test Condition VR = 30 V VR = 2 V , f = 1 MHz VR = 25 V , f = 1 MHz C2 / C25 VR = 5 V , f = 470 MHz VR = 2~25 V * A set of HVU315 is of uniform C-V characteristics. Measure max. value and min. value of capacitance at each bias point of VR=2V through 25V. Calculate Matching Error, (Cmax-Cmin) C/C= x 100 (%) Cmin ** Each group shall uniform a multiple of 4 diodes. HVU315 10 -6 50 f=1MHz 10 Reverse current I R (A) 10 10 10 10 -7 40 -8 Capacitance C (pF) 10 20 30 40 50 -9 30 -10 20 -11 10 10 -12 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 30 1.0 f=470MHz 0.8 Series resistance rs ( ) LF =(LogC)/(LogVR ) 0 -0.5 0.6 0.4 -1.0 0.2 0 1.0 10 Reverse voltage VR (V) Fig.3 Series resistance Vs. Reverse voltage 30 -1.5 1.0 10 Reverse voltage VR (V) Fig.4 Linearity factor Vs. Reverse voltage 30 HVU315 Package Dimensions Unit: mm Cathode Mark 1.250.15 0.30.15 K 1 1.70.15 2.50.15 2 1 Cathode 2 Anode 0.90.15 00.05 HITACHI Code JEDEC Code EIAJ Code Weight (g) URP -- -- 0.004 |
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