BB181 Datasheet | Philips Semiconductors

FEATURES - Excellent linearity - Ultra small plastic SMD package - C28: 1 p F; ratio: 14. APPLICATIONS - Electronic tuning in satellite tuners - Tuneable coupling - Voltage controlled oscillators (VCO). PINNING PIN 1 2 DESCRIPTION cathode anode DESCRIPTION The BB181 is a variable capacitance diode, fabricated in planar technology and encapsulated in the SOD523 (SC-79) ultra small plastic SMD package. MIN. - - - 55 - 55 MIN. - - - 8 0.7 12 BB181 handbook, 1 2 columns MBK441 Marking code: N. Orientation of marking code as shown. Cathode side indicated by a bar. Fig.1 Simplified outline (SOD523; SC-79) and symbol. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VR IF Tstg Tj ELECTRICAL CHARACTERISTICS Tj = 25 °C unless otherwise specified. SYMBOL IR rs Cd PARAMETER reverse current diode series resistance diode capacitance capacitance ratio CONDITIONS VR = 30 V; see Fig.3 VR = 30 V; Tj = 85 °C; see Fig.3 f = 470 MHz; note 1 VR = 0.5 V; f = 1 MHz; see Figs 2 and 4 VR = 28 V; f = 1 MHz; see Figs 2 and 4 C d ( 0.5V ) --------------------C d ( 28V ) Note 1. VR is the value at which Cd = 9 p F. f = 1 MHz MAX. 10 200 3 17 1.055 16 UNIT n A n A Ω p F p F PARAMETER continuous reverse voltage continuous forward current storage temperature operating junction temperature MAX. 30 20 +150 +150 V m A °C °C UNIT 1998 Nov 26 Philips Semiconductors Product specification VHF variable capacitance diode GRAPHICAL DATA MBE872 handbook, full pagewidth Cd (p F) 0 10 - 1 f = 1 MHz; Tj = 25 °C. VR (V) 10 2 Fig.2 Diode capacitance as a function of reverse voltage; typical values. 10 3 handbook,...