BF771 NPN Silicon RF Transistor • For modulators and amplifiers in TV and VCR tuners 2 3 • Pb-free (RoHS compliant) package 1) 1 • Qualified according AEC Q101 ESD (Electrostatic discharge) sensitive device, observe handling precaution! Type BF771 Marking RBs Pin Configuration 1=B 2=E 3=C Package SOT23 Maximum Ratings Parameter Symbol Value Unit Collector-emitter voltage VCEO 12 Collector-emitter voltage VCES 20 Collector-base voltage VCBO 20 Emitter-base voltage VEBO 2 Collector current IC 80 Base current IB 10 Total power dissipation2) Ptot 580 mW Junction temperature Tj 150 °C Ambient temperature TA -65 ... 150 Storage temperature T stg -65 ... 150 V mA TS ≤ 69°C Thermal Resistance Parameter Symbol Value Unit Junction - soldering point 3) RthJS ≤ 140 K/W 1Pb-containing 2T package may be available upon special request S is measured on the collector lead at the soldering point to the pcb 3For calculation of RthJA please refer to Application Note Thermal Resistance 1 2007-04-20 BF771 Electrical Characteristics at TA = 25°C, unless otherwise specified Symbol Parameter Values Unit min. typ. max. 12 - - V ICES - - 100 µA ICBO - - 100 nA IEBO - - 1 µA hFE 70 100 140 DC Characteristics Collector-emitter breakdown voltage V(BR)CEO IC = 1 mA, I B = 0 Collector-emitter cutoff current VCE = 20 V, VBE = 0 Collector-base cutoff current VCB = 10 V, I E = 0 Emitter-base cutoff current VEB = 1 V, IC = 0 DC current gain- - IC = 30 mA, VCE = 8 V, pulse measured 2 2007-04-20 BF771 Electrical Characteristics at TA = 25°C, unless otherwise specified Symbol Values Unit Parameter min. typ. max. AC Characteristics (verified by random sampling) Transition frequency fT 6 8 - GHz Ccb - 0.66 1 pF Cce - 0.28 - Ceb - 2.25 - IC = 50 mA, VCE = 8 V, f = 500 MHz Collector-base capacitance VCB = 10 V, f = 1 MHz, VBE = 0 , emitter grounded Collector emitter capacitance VCE = 10 V, f = 1 MHz, VBE = 0 , base grounded Emitter-base capacitance VEB = 0.5 V, f = 1 MHz, VCB = 0 , collector grounded Noise figure dB F IC = 10 mA, VCE = 8 V, Z S = ZSopt , f = 900 MHz - 1 - - 1.6 - - 15 - - 10 - IC = 10 mA, VCE = 8 V, Z S = ZSopt , f = 1.8 GHz Power gain, maximum available1) G ma IC = 30 mA, VCE = 8 V, Z S = ZSopt , ZL = ZLopt , f = 900 MHz IC = 30 mA, VCE = 8 V, Z S = ZSopt , ZL = ZLopt , f = 1.8 GHz |S 21e|2 Transducer gain dB IC = 30 mA, VCE = 8 V, Z S = ZL = 50Ω , f = 900 MHz - 13 - - 7.5 - IC = 30 mA, VCE = 8 V, Z S = ZL = 50Ω , f = 1.8 GHz 1/2 ma = |S21 / S12| (k-(k²-1) ) 1G 3 2007-04-20 Package SOT23 BF771 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 0.9 1.3 0.9 0.8 1.2 Marking Layout (Example) Manufacturer EH s 2005, June Date code (YM) Pin 1 BCW66 Type code Standard Packing Reel ø180 mm = 3.000 Pieces/Reel Reel ø330 mm = 10.000 Pieces/Reel 4 0.2 8 2.13 2.65 0.9 Pin 1 1.15 3.15 4 2007-04-20 BF771 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