HVC385B Variable Capacitance Diode for VCO REJ03G0495-0200 (Previous: ADE-208-1403A) Rev.2.00 Jan 19, 2005 Features • High capacitance ratio. (n = 2.43 min) • Low series resistance. (rs = 0.75 Ω max) • Ultra small Flat Lead Package (UFP) is suitable for surface mount design. Ordering Information Type No. Laser Mark Package Code HVC385B F6 UFP Pin Arrangement Cathode mark Mark 1 F6 2 1. Cathode 2. Anode Rev.2.00, Jan 19, 2005, page 1 of 4 HVC385B Absolute Maximum Ratings (Ta = 25°C) Item Reverse voltage Symbol VR Junction temperature Storage temperature Tj Tstg Value 15 Unit V 125 −55 to +125 °C °C Electrical Characteristics (Ta = 25°C) Item Reverse current Symbol IR1 Min — Typ — Max 10 Unit nA Capacitance IR2 C0.5 — 7.20 — — 100 7.70 pF VR = 10 V, Ta = 60°C VR = 0.5 V, f = 1 MHz Capacitance ratio C2.5 n 2.70 2.43 — — 3.20 2.57 — VR = 2.5 V, f = 1 MHz C0.5 / C2.5 Series resistance rS — — 0.75 Ω VR = 1 V, f = 470 MHz Rev.2.00, Jan 19, 2005, page 2 of 4 Test Condition VR = 10 V HVC385B Main Characteristic 10–10 12 f=1MHz 10 Capacitance C (pF) Reverse current IR (A) 10 –11 10–12 10 8 6 4 –13 2 10–14 0 10 5 Reverse voltage VR (V) 0 0.1 15 Fig.1 Reverse current vs. Reverse voltage 1.0 Reverse voltage VR (V) 10 Fig.2 Capacitance vs. Reverse voltage 0 1.0 f=470MHz –0.2 LF = ∆(LogC)/∆(LogVR) Series resistance rS (Ω) 0.8 0.6 0.4 0.2 0 –0.4 –0.6 –0.8 –1.0 0 2.0 4.0 1.0 3.0 Reverse voltage VR (V) 5.0 Fig.3 Series resistance vs. Reverse voltage Rev.2.00, Jan 19, 2005, page 3 of 4 –1.2 0 1.0 2.0 3.0 4.0 5.0 Reverse voltage VR (V) 6.0 Fig.4 Linearity factor vs. Reverse voltage HVC385B Package Dimensions As of January, 2003 1.2 ± 0.10 0.13 ± 0.05 1.6 ± 0.10 0.6 ± 0.10 0.3 ± 0.05 0.8 ± 0.10 Unit: mm Package Code JEDEC JEITA Mass (reference value) Rev.2.00, Jan 19, 2005, page 4 of 4 UFP — Conforms 0.0016 g Sales Strategic Planning Div. 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