BB837/BB857... Silicon Tuning Diode * For SAT tuners * High capacitance ratio * Low series resistance * Excellent uniformity and matching due to "in-line" matching assembly procedure * Pb-free (RoHS compliant) package BB837 BB857 BB857-02V Type Package Configuration Marking BB837 BB857* BB857-02V SOD323 SCD80 SC79 single single single white M OO P * Not for new design Maximum Ratings at T A = 25 C, unless otherwise specified Parameter Symbol Value Unit Diode reverse voltage VR 30 V Peak reverse voltage VRM 35 Forward current IF 20 mA Operating temperature range Top -55 ...150 C Storage temperature TStg -55 ...150 R 5k 1 2014-03-31 BB837/BB857... Electrical Characteristics at TA = 25 C, unless otherwise specified Parameter Symbol Values Unit min. typ. max. DC Characteristics Reverse current IR nA VR = 30 V - - 10 VR = 30 V, TA = 85 C - - 200 AC Characteristics Diode capacitance pF CT VR = 1 V, f = 1 MHz 6 6.6 7.2 VR = 25 V, f = 1 MHz 0.5 0.55 0.65 VR = 28 V, f = 1 MHz 0.45 0.52 - CT1/CT25 10.2 12 - CT1/CT28 9.7 12.7 - CT/CT - - 5 % rS - 1.5 - Capacitance ratio - VR = 1 V, VR = 25 V, f = 1 MHz Capacitance ratio VR = 1 V, VR = 28 V, f = 1 MHz Capacitance matching1) VR = 1V ... 28V, f = 1 MHz, 7 diodes sequence Series resistance VR = 5 V, f = 470 MHz 1For details please refer to Application Note 047 2 2014-03-31 BB837/BB857... Diode capacitance CT = (VR) Normalized diode capacitance f = 1MHz C(TA)/C(25C)= (TA); f = 1MHz 10 1.035 - pF 8 CTA/C25 2V 7 CT 1V 1.025 6 1.02 25V 1.015 28V 1.01 5 1.005 4 1 0.995 3 0.99 2 0.985 1 0.98 0 0 10 10 1 V 10 0.975 -30 2 -10 10 30 50 70 VR C 100 TA Reverse current IR = (TA) Reverse current IR = (VR ) TA = Parameter VR = 28V 10 3 10 3 pA 80C pA 60C 10 2 10 2 IR IR 28C 10 1 10 1 10 0 10 0 -30 -10 10 30 50 70 C 10 -1 0 10 100 TA 10 1 V 10 2 VR 3 2014-03-31 Package SC79 4 BB837/BB857... 2014-03-31 Package SCD80 BB837/BB857... Package Outline 0.2 M A +0.05 0.13 -0.03 0.8 0.1 0.2 0.05 10MAX. 1.7 0.1 1 0.3 0.05 Cathode marking 7 1.5 1.3 0.1 A 2 0.7 0.1 0.35 1.45 Foot Print 0.35 Marking Layout (Example) 2005, June Date code BAR63-02W Type code Cathode marking Laser marking Standard Packing Reel o180 mm = 3.000 Pieces/Reel Reel o180 mm = 8.000 Pieces/Reel (2 mm Pitch) Reel o330 mm = 10.000 Pieces/Reel Reel with 2 mm Pitch 2 0.2 2.5 8 1.45 Standard 4 Cathode marking 0.4 0.9 Cathode marking 5 0.7 2014-03-31 BB837/BB857... Date Code marking for discrete packages with one digit (SCD80, SC79, SC75 1) ) CES-Code Month 2 0 03 2 0 04 2005 2006 2 0 07 2008 2009 2010 2011 2012 2 0 13 2014 01 a p A P a p A P a p A P 02 b q B Q b q B Q b q B Q 03 c r C R c r C R c r C R 04 d s D S d s D S d s D S 05 e t E T e t E T e t E T 06 f u F U f u F U f u F U 07 g v G V g v G V g v G V 08 h x H X h x H X h x H X 09 j y J Y j y J Y j y J Y 10 k z K Z k z K Z k z K Z 11 l 2 L 4 l 2 L 4 l 2 L 4 12 n 3 N 5 n 3 N 5 n 3 N 5 1) New Marking Layout for SC75, implemented at October 2005. . 6 2014-03-31 Package SOD323 7 BB837/BB857... 2014-03-31 BB837/BB857... Edition 2009-11-16 Published by Infineon Technologies AG 81726 Munich, Germany 2009 Infineon Technologies AG All Rights Reserved. Legal Disclaimer The information given in this document shall in no event be regarded as a guarantee of conditions or characteristics. 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 the 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 the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only 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. 8 2014-03-31