BFR181W NPN Silicon RF Transistor * For low noise, high-gain broadband amplifiers at collector currents from 0.5 mA to 12 mA 3 2 1 * fT = 8 GHz, NFmin = 0.9 dB at 900 MHz ESD (Electrostatic discharge) sensitive device, observe handling precaution! Type BFR181W Marking RFs Pin Configuration 1=B 2=E Package SOT323 3=C Maximum Ratings at TA = 25 C 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 20 Base current IB 2 Total power dissipation1) Ptot 175 mW Junction temperature TJ 150 C Storage temperature TStg V mA TS 90 C -65 ... 150 Thermal Resistance Parameter Symbol Value Unit Junction - soldering point2) RthJS 345 K/W 1T S is measured on the collector lead at the soldering point to the pcb 2For calculation of RthJA please refer to Application Note AN077 Thermal Resistance 1 2010-10-08 BFR181W Electrical Characteristics at T A = 25C, unless otherwise specified Symbol Parameter Values Unit min. typ. max. 12 - - V ICES - - 100 A ICBO - - 100 nA IEBO - - 1 A 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, IE = 0 Emitter-base cutoff current VEB = 1 V, IC = 0 DC current gain - IC = 5 mA, VCE = 8 V, pulse measured 2 2010-10-08 BFR181W Electrical Characteristics at TA = 25C, unless otherwise specified Symbol Values Parameter Unit min. typ. max. fT 6 8 - Ccb - 0.29 0.45 Cce - 0.22 - Ceb - 0.35 - AC Characteristics (verified by random sampling) Transition frequency GHz IC = 10 mA, VCE = 8 V, f = 500 MHz Collector-base capacitance pF 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 Minimum noise figure dB NFmin IC = 2 mA, VCE = 8 V, ZS = ZSopt , f = 900 MHz - 0.9 - - 1.2 - Gms - 19 - dB Gma - 13.5 - dB IC = 2 mA, VCE = 8 V, ZS = ZSopt , f = 1.8 GHz Power gain, maximum stable1) IC = 5 mA, VCE = 8 V, ZS = ZSopt , ZL = ZLopt , f = 900 MHz Power gain, maximum available2) IC = 5 mA, VCE = 8 V, ZS = ZSopt , ZL = ZLopt , f = 1.8 GHz |S21e|2 Transducer gain dB IC = 5 mA, VCE = 8 V, ZS = ZL = 50 , f = 900 MHz - 15.5 - - 10 - IC = 5 mA, VCE = 8 V, ZS = ZL = 50 , f = 1.8 MHz 1G ms = |S21 / S12| 1/2 ma = |S21e / S12e | (k-(k-1) ) 2G 3 2010-10-08 BFR181W Total power dissipation P tot = (TS) Permissible Pulse Load RthJS = (tp) 10 3 200 mW 160 K/W RthJS Ptot 140 120 10 2 100 0.5 0.2 0.1 0.05 0.02 0.01 0.005 D=0 80 60 40 20 0 0 20 40 60 80 100 120 C 10 1 -7 10 150 TS 10 -6 10 -5 10 -4 10 -3 10 -2 s 10 0 tp Permissible Pulse Load Ptotmax/PtotDC = (tp ) P totmax/PtotDC 10 2 - D=0 0.005 0.01 0.02 0.05 0.1 0.2 0.5 10 1 10 0 -7 10 10 -6 10 -5 10 -4 10 -3 10 -2 s 10 0 tp 4 2010-10-08 Package SOT323 BFR181W Package Outline 0.9 0.1 2 0.2 0.3 +0.1 -0.05 0.1 MAX. 3x 0.1 M 0.1 A 1 2 1.25 0.1 0.1 MIN. 2.1 0.1 3 0.15 +0.1 -0.05 0.65 0.65 0.2 M A Foot Print 0.8 1.6 0.6 0.65 0.65 Marking Layout (Example) Manufacturer 2005, June Date code (YM) BCR108W Type code Pin 1 Standard Packing Reel o180 mm = 3.000 Pieces/Reel Reel o330 mm = 10.000 Pieces/Reel 0.2 2.3 8 4 Pin 1 2.15 1.1 5 2010-10-08 BFR181W 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. 6 2010-10-08