BB804... Silicon Variable Capacitance Diode * For FM tuners * Monolithic chip with common cathode for perfect tracking of both diodes * Uniform "square law" characteristics * Ideal HiFi tuning device when used in low-distortion, back-to-back configuration BB804 ! , , Type BB804 Package SOT23 Configuration common cathode LS(nH) Marking 1.8 SF1/2/3* *For differences see next page Capacitance groups Maximum Ratings at TA = 25C, unless otherwise specified Parameter Symbol Value Unit Diode reverse voltage VR 18 Peak reverse voltage VRM 20 Forward current IF 50 mA Operating temperature range Top -55 ... 125 C Storage temperature Tstg -55 ... 150 1 V 2005-10-19 BB804... Electrical Characteristics at TA = 25C, unless otherwise specified Parameter Symbol Values min. typ. - - - - Unit max. DC Characteristics Reverse current IR VR = 16 V nA 20 200 VR = 16 V, TA = 65 C AC Characteristics Diode capacitance1) 42 - 47.5 1.65 1.71 - rS - 0.18 - Q - 200 - TCC - 330 - CT pF VR = 2 V, f = 1 MHz Capacitance ratio CT2 /CT8 VR = 2 V, VR = 8 V, f = 1 MHz Series resistance VR = 2 V, f = 100 MHz Figure of merit f = 100 MHz, VR = 2 V Temperature coefficient of diode capacitance ppm/K VR = 2 V, f = 1 MHz 1 Capacitance groups at 2V , coded 1; 2 ; 3 CT/groups 1 2 3 C2V min 43pF 44pF C2V max 44.5pF 45.5pF 45pF 46.5pF The capacitance subgroup is marked by the subgroup number printed on the component and the package label. A packing unit (e.g. 8mm tape) contain diodes of one subgroup only. Delivery of different capacitance subgroups requires a special agreement. 2 2005-10-19 BB804... Diode capacitance CT = (VR) Capacitance ratio CTref /CT = (V R) f = 1MHz f = 1MHz CT EHD07050 80 pF 70 EHD07051 3 C T1V CT C T ref CT 60 C T2V CT 2 50 40 30 1 20 10 0 10 -1 10 0 10 1 V VR 0 10 2 0 5 10 15 V 20 VR Temperatur coefficient TCC = (VR ) EHD07052 10 -3 TC C 1 K 10 -4 10 -5 10 -1 100 101 V 10 2 VR 3 2005-10-19 Package SOT23 BB804... 0.4 +0.1 -0.05 1) 2 0.08...0.1 C 0.95 1.3 0.1 1 2.4 0.15 3 0.1 MAX. 10 MAX. B 1 0.1 10 MAX. 2.9 0.1 0.15 MIN. Package Outline A 5 0...8 1.9 0.2 0.25 M B C M A 1) Lead width can be 0.6 max. in dambar area Foot Print 0.8 1.2 0.9 1.3 0.9 0.8 Marking Layout 12 s Date code (Year/Month) Pin 1 EH s Type code 37 Manufacturer 2003, July BCW66 Example Standard Packing Reel o180 mm = 3.000 Pieces/Reel Reel o330 mm = 10.000 Pieces/Reel 4 0.2 8 2.13 2.65 0.9 Pin 1 1.15 3.15 4 2005-10-19 BB804... Published by Infineon Technologies AG, St.-Martin-Strasse 53, 81669 Munchen (c) Infineon Technologies AG 2005. All Rights Reserved. Attention please! The information herein is given to describe certain components and shall not be considered as a guarantee of characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office (www.Infineon.com). Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered. 5 2005-10-19