BB181

BB181 VHF variable capacitance diode Rev. 03 — 16 February 2009 Product data sheet 1. Product profile 1.1 General description The BB181 is a variable capacitance diode, fabricated in planar technology and encapsulated in the SOD523 (SC-79) ultra small plastic SMD package. 1.2 Features I Excellent linearity I Ultra small plastic SMD package I Cd(28V) : 1 pF; Cd(0V5) to Cd(28V) ratio : 14 1.3 Applications I Electronic tuning in satellite tuners I Tunable coupling I Voltage Controlled Oscillators (VCO) 2. Pinning information Table 1. Pin 1 2 Pinning Description cathode anode [1] The marking bar indicates the cathode. 3. Ordering information Simplified outline Graphic symbol [1] 12 sym008 Table 2. Ordering information Type number Package Name Description BB181 SC-79 plastic surface mounted package; 2 leads Version SOD523 NXP Semiconductors BB181 VHF variable capacitance diode 4. Marking Table 3. Marking codes Type number BB181 Marking code N 5. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions VR reverse voltage IF forward current Tstg storage temperature Tj junction temperature Min Max Unit - 30 V - 20 mA −55 +150 °C −55 +150 °C 6. Characteristics Table 5. Characteristics Tj = 25 °C unless otherwise specified. Symbol Parameter Conditions IR reverse current rs diode series resistance Cd diode capacitance see Figure 2 VR = 30 V VR = 30 V; Tj = 85 °C f = 470 MHz a...