LESHAN RADIO COMPANY, LTD. Variable Capacitance Diode for TV Tuner HVC308A FEATURES 1 • Low series resistance. (rs=0.95Ωmax) • Ultra small Flat Package (UFP) is suitable for surface mount design. 2 SOD– 523 1 CATHODE 2 ANODE DEVICE MARKING HVC308A = V ABSOLUTE MAXIMUM RATINGS (TA = 25°C) Item Reversevoltage Junction temperature Symbol VR Tj Value 35 125 Unit V °C Storage temperature Tstg – 55 to +125 °C ELECTRICAL CHARACTERISTICS (TA = 25°C) Item Reverse current Capacitance Capacitance ratio Series resistance Symbol IR1 IR2 Min – – Typ – – Max 10 100 Unit nA Test Condition VR = 30V VR = 30V, TA = 60°C C2 C20 n rs 13.7 1.65 7.12 – – – – – 15.9 2.06 – 0.95 pF VR = 2V, f = 1 MHz VR = 20V, f = 1 MHz C2/ C20 VR = 5V, f = 470 MHz – Ω HVC308A–1/2 LESHAN RADIO COMPANY, LTD. C , CAPACITANCE (pF) I R , REVERSE CURRENT (A) HVC308A Reverse voltage VR (V) Fig.1 Reverse current Vs. Reverse voltage Fig.2 Capacitance Vs. Reverse voltage L F =∆(LogC / ∆(LogVR ) r S , SERISE RESISTANCE (Ω) Reverse voltage VR (V) Reverse voltage VR (V) Fig.3 Series resistance Vs. Reverse voltage Reverse voltage VR (V) Fig.4 Linearity factor Vs. Reverse voltage HVC308A–2/2