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| BB721 Tuner Diodes SOD-123 .022 (0.55) FEATURES Silicon epitaxial planar capacitance diodes with Two BB721/BB721S tuner diodes in series are used for direct satellite receivers. very wide effective capacitance variation for tuning the whole range of UHF television bands. Cathode Mark .152 (3.85) .140 (3.55) .112 (2.85) .100 (2.55) Top View 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. with the type designation BB721S. max. .006 (0.15) max. .004 (0.1) max. .053 (1.35) .067 (1.70) .055 (1.40) This diode is also available in SOD-323 case MECHANICAL DATA Case: SOD-123 Plastic Case Weight: approx. 0.01 g min. .010 (0.25) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified Symbol Reverse Voltage Ambient Temperature Storage Temperature Range VR Tamb TS Value 32 125 -55 to +125 Unit V C C 4/98 260 BB721 ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified Symbol Reverse Breakdown Voltage at IR = 100 A Leakage Current at VR = 30 V Capacitance f = 1 MHz at VR = 28 V at VR = 1 V Effective Capacitance Ratio, f = 1 MHz at VR = 1 to 28 V Series Resistance at f = 470 MHz, Ctot = 14 pF Series Inductance V(BR)R IR Min. 32 - Typ. - - Max. - 10 Unit V nA Ctot Ctot Ctot (1 V) Ctot (28V) rs Ls 1.9 17.5 8.2 - - - - - 0.55 2.5 2.3 20 9.8 - - pF pF - nH 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 28 V is max. 2.5%. 261 RATINGS AND CHARACTERISTIC CURVES BB721 262 RATINGS AND CHARACTERISTIC CURVES BB721 263 |
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