BB640... Silicon Variable Capacitance Diode For VHF TV / VTR tuners Pb-free (RoHS compliant) package BB640 Type Package Configuration L (nH) Marking S BB640 SOD323 single 1.8 red S Maximum Ratings at T = 25C, unless otherwise specified A Parameter Symbol Value Unit 30 V Diode reverse voltage V R 35 Peak reverse voltage V RM ( R 5k ) 20 mA Forward current I F C Operating temperature range T -55 ... 150 op Storage temperature T -55 ... 150 stg 2011-06-15 1BB640... Electrical Characteristics at T = 25C, unless otherwise specified A Parameter Symbol Values Unit min. typ. max. DC Characteristics Reverse current I nA R V = 30 V - - 10 R V = 30 V, T = 85 C - - 200 R A AC Characteristics pF Diode capacitance C T V = 1 V, f = 1 MHz 62 69 76 R V = 2 V, f = 1 MHz 47.5 54.5 61.5 R V = 25 V, f = 1 MHz 2.85 3.28 3.7 R V = 28 V, f = 1 MHz 2.8 3.05 3.3 R 19.5 - 25 Capacitance ratio C /C T1 T28 V = 1 V, V = 28 V, f = 1 MHz R R 15 16.6 - Capacitance ratio C /C T2 T25 V = 2 V, V = 25 V, f = 1 MHz R R 1) - - 2.5 Capacitance matching C /C % T T V = 1 V, V = 28 V, f = 1 MHz R R Series resistance r - 1.15 - S C = 12 pF, f = 100 MHz T 1 For details please refer to Application Note 047. 2011-06-15 2