HVC379B

HVC379B Variable Capacitance Diode for VCO ADE-208-817 (Z) Rev 0 Aug. 1999 Features High capacitance ratio. (n =1.80min) Low series resistance. (rs=1.0Ωmax) Ultra small F lat P ackage (UFP) is suitable for surface mount design. Ordering Information Type No. HVC379B Laser Mark F1 Package Code UFP Outline Cathode mark Mark 1 F1 2 1. Cathode 2. Anode HVC379B Absolute Maximum Ratings (Ta = 25°C) Item Reverse voltage Junction temperature Storage temperature Symbol VR Tj Tstg Value 10 125 –55 to +125 Unit V °C °C Electrical Characteristics (Ta = 25°C) Item Reverse current Symbol I R1 I R2 Capacitance C0.5 C2.5 Capacitance ratio Series resistance n rS Min — — 2.90 1.25 1.80 — Typ — — — — — — Max 10 100 3.20 1.53 — 1.0 — Ω pF Unit nA Test Condition VR = 10V VR = 10V, Ta= 60°C VR = 0.5V, f = 1MHz VR = 2.5V, f = 1MHz C0.5/C2.5 VR = 1V, f = 470MHz 2 HVC379B Main Characteristic 10 -10 6 f=1MHz 5 Reverse current I R (A) 10 -11 (pF) 10 -12 4 Capacitance C 3 2 10 -13 1 -14 10 0 5 10 Reverse voltage V R (V) 15 0 0.1 1.0 Reverse voltage V R (V) 10 Fig.1 Reverse current Vs. Reverse voltage Fig.2 Capacitance Vs. Reverse voltage 1.0 f=470MHz 0.8 0 -0.1 Series resistance r s (Ω) 0.6 LF =∆(LogC)/∆(LogVR ) 1.0 Reverse voltage V R (V) 10 -0.2 0.5 -0.3 0.4 -0.4 0.2 -0.5 0 10-1 -0.6 10-1 1.0 Reverse voltage V R (V) 2.0 Fig.3 Series resistance Vs. Reverse voltage Fig.4 Linearity factor Vs. Reverse voltage 3 HVC379B Package Dimensions Unit : mm ...