BB814

BB814... Silicon Variable Capacitance Diodes • For FM radio tuners with extended frequency band • High tuning ratio at low supply voltage (car radio) • Monolithic chip (common cathode) for perfect dual diode tracking • Coded capacitance groups and group matching available • Pb-free (RoHS compliant) package 1) • Qualified according AEC Q101 BB814 ! , ,  Type BB814 Package SOT23 Configuration common cathode LS(nH) 1.8 Marking SH1/2* *For differences see next page Capacitance groups Maximum Ratings at TA = 25°C, unless otherwise specified Parameter Diode reverse voltage Peak reverse voltageForward current Operating temperature range Storage temperature 1Pb-containing Symbol VR VRM IF Top Tstg Value 18 20 50 -55 ... 125 -55 ... 150 Unit V mA °C package may be available upon special request 1 2007-04-20 BB814... Electrical Characteristics at TA = 25°C, unless otherwise specified Parameter DC Characteristics Reverse current VR = 16 V VR = 16 V, TA = 60 °C AC Characteristics Diode capacitance1) VR = 2 V, f = 1 MHz VR = 8 V, f = 1 MHz CT Symbol min. IR - Values typ. max. Unit nA 20 200 pF 43 19.1 44.75 20.8 2.15 0.18 200 46.5 22.7 2.25 3 % Ω Capacitance ratio VR = 2 V, VR = 8 V, f = 1 MHz CT2 /CT8 ∆CT/CT rS Q 2.05 - Capacitance matching2) VR = 2 V, VR = 8 V, f = 1 MHz Series resistance VR = 2 V, f = 100 MHz Q factor f = 100 MHz, VR = 2 V 1Capacitance CT/groups C2V C2V C8V C8V 2For groups at 2V and 8V, coded 1; 2 1 2 43pF 45pF 19.1pF 44.5pF 46.5pF 19.75pF min max min max 21.95pF 22.7pF details please refer to Application Note 047. 2 2007-04-20 BB814... Diode capacitance CT = ƒ (VR) f = 1MHz BB 814 EHD07054 Capacitance ratio CTref /CT = ƒ (V R) f = 1MHz BB 814 EHD07057 CT 80 pF 70 60 C Tref CT 6 5 Vref = 1 V 4 50 40 30 2 20 1 10 0 10 -1 0 3 2V 3V 10 0 10 1 V VR 10 2 0 5 10 15 V VR 20 3 2007-04-20 Package SOT23 BB814... Package Outline 0.15 MIN. 1 ±0.1 0.1 MAX. 1.3 ±0.1 2.9 ±0.1 3 B 2.4 ±0.15 10˚ MAX. 0.4 +0.1 -0.05 1) 1 2 10˚ MAX. C 0.95 1.9 0.08...0.1 A 5 0...8˚ 0.25 M B C 0.2 M A 1) Lead width can be 0.6 max. in dambar area Foot Print 0.8 0.9 0.8 1.2 Marking Layout (Example) Manufacturer EH s Pin 1 0.9 1.3 2005, June Date code (YM) BCW66 Type code Standard Packing Reel ø180 mm = 3.000 Pieces/Reel Reel ø330 mm = 10.000 Pieces/Reel 4 0.9 2.13 2.65 0.2 8 Pin 1 3.15 1.15 4 2007-04-20 BB814... Edition 2006-02-01 Published by Infineon Technologies AG 81726 München, Germany © Infineon Technologies AG 2007. All Rights Reserved. Attention please! The information given in this dokument shall in no event be regarded as a guarantee of conditions or characteristics (“Beschaffenheitsgarantie”). With respect to any examples or hints given herein, any typical values stated herein and/or any information regarding the application of the device, Infineon Technologies hereby disclaims any and all warranties and liabilities of any kind, including without limitation warranties of non-infringement of intellectual property rights of any third party. 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 2007-04-20