BB405B

DISCRETE SEMICONDUCTORS DATA SHEET alfpage M3D050 BB405B UHF variable capacitance diode Product specification Supersedes data of April 1992 File under Discrete Semiconductors, SC01 1996 May 03 Philips Semiconductors Product specification UHF variable capacitance diode FEATURES Excellent linearity Matched to 3% Hermetically sealed leaded glass SOD68 (DO-34) package C28: 2 pF; ratio: 8.3 Low series resistance. APPLICATIONS Electronic tuning in UHF television tuners VCO. DESCRIPTION The BB405B is a variable capacitance diode, fabricated in planar technology, and encapsulated in the hermetically sealed leaded glass SOD68 (DO-34) package. ELECTRICAL CHARACTERISTICS Tj = 25 °C; unless otherwise specified. SYMBOL IR rs Cd PARAMETER reverse current diode series resistance diode capacitance CONDITIONS VR = 28 V; see Fig.3 VR = 28 V; Tj = 85 °C; see Fig.3 f = 470 MHz; note 1 VR = 1 V; f = 1 MHz; see Figs 2 and 4 VR = 3 V; f = 1 MHz; see Figs 2 and 4 VR = 28 V; f = 1 MHz; see Figs 2 and 4 C d ( 1V ) -------------------C d ( 28V ) ∆C d --------Cd Note 1. VR is the value at which Cd = 9 pF. capacitance ratio f = 1 MHz MIN. − − − − − 1.8 7.6 TYP. − − − − 11 − − Cathode side indicated by a white band on a black body. k handbook, halfpage a BB405B MAM159 Fig.1 Simplified outline (SOD68; DO34) and symbol. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VR IF Tstg Tj PARAMETER continuous reverse voltage continuous forward current sto...