BB731S

BB731 and BB731S Vishay Semiconductors formerly General Semiconductor Tuner Diodes SOD-123 (BB731) .022 (0.55) SOD-323 (BB731S) .012 (0.3) Cathode Band .112 (2.85) .100 (2.55) .076 (1.95) Cathode Band .065 (1.65) .152 (3.85) .140 (3.55) .112 (2.85) .100 (2.55) Top View Top View .059 (1.5) .053 (1.35) max. .006 (0.15) max. .004 (0.1) max. .067 (1.70) .055 (1.40) .010 (0.25) min. .010 (0.25) min. Dimensions in inches and (millimeters) Mounting Pad Layout SOD-123 (BB731) 0.094 (2.40) 0.055 (1.40) 0.055 (1.40) Mounting Pad Layout SOD-323 (BB731S) 0.055 (1.40) 0.062 (1.60) 0.047 (1.20) Mechanical Data Features • Silicon epitaxial planar capacitance diodes with very wide effective capacitance variation for tuning the VHF range 41 ... 170 MHz in hyperband television tuners. • These diodes are available as singles or as matched sets of two or more units according to the tracking condition described in the table of characteristics. Case: BB731 = SOD-123 Plastic Case BB731S = SOD-323 Plastic Case Weight: BB731 = approx. 0.01g BB731S = approx. 0.004g Packaging Codes/Options: SOD-123: D3/10K per 13” reel (8mm tape), 30K/box D4/3K per 7” reel (8mm tape), 30K/box SOD-323: D5/10K per 13” reel (8mm tape), 30K/box D6/3K per 7” reel (8mm tape), 30K/box C Maximum Ratings and Thermal Characteristics (T Parameter Reverse Voltage Junction Temperature Storage Temperature Range Document Number 88157 15-May-02 = 25°C unless otherwise noted) Symbol VR TJ TS Value 32 125 –55 to +125 Unit V °C °C www.vishay.com 1 .006 (0.15) max. .004 (0.1) max. .043 (1.1) .049 (1.25) max. BB731 and BB731S Vishay Semiconductors formerly General Semiconductor Electrical Characteristics (T Parameter Reverse Breakdown Voltage at IR = 100µA Leakage Current at VR = 30V Capacitance f = 1MHZ at VR = 28V at VR = 25V at VR = 1V Effective Capacitance Ratio f = 1MHZ at VR = 1 to 28V C = 25°C unless otherwise noted) Symbol V(BR)R IR Min 32 – Typ – – Max – 30 Unit V nA Ctot 3.15 – – 19.5 – 3.5 50 – 3.55 – – 25 pF Ctot (1V) Ctot (28V) Ctot (3V) Ctot (25V) rs Ls – at VR = 3 to 25V Series Resistance at f = 300 MHZ, Ctot = 25 pF Series Inductance – 14 – – Ω nH – – 0.9 2.5 1.0 – For any two of six consecutive diodes in the carrier tape, the maximum capacitance deviation in the reverse bias voltage of VR = 0.5 to 28V is 3% www.vishay.com 2 Document Number 88157 15-May-02 BB731 and BB731S Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25°C unless otherwise noted) Document Number 88157 15-May-02 www.vishay.com 3