BGA461 silicon germanium gps low noise amplifier preliminary data sheet, rev.1.1, jan. 2009 rf & protection devices
edition 2009-01-22 published by infineon technologies ag 81726 mnchen, germany ? infineon technologies ag 2009. all rights reserved. legal disclaimer the information given in this docu ment 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 app lication of the device, infi neon technologies hereby disclaims any and all warranties a nd 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 da ngerous 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 safe ty or effectiveness of that device or system. life support devices or systems are intended to be implanted in the hu man body, or to support an d/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.
BGA461 preliminary data sheet 3 rev.1.1, 2009-01-22 BGA461 revision history: 2009-01-22, rev.1.1 (preliminary data sheet) previous version: 2008-06-27, rev.1.0 (target data sheet) page subjects (major cha nges since last revision) all preliminary data sheet 5 marking code defined: bu 5 thermal resistance and maximum rating for total power dissipation corrected 6 typical values for insertion powe r gain, noise figure and input return loss adjusted, iip3 specified 7 application information updated
preliminary data sheet 4 rev.1.1, 2009-01-22 BGA461 silicon germanium gps low noise amplifier 1 silicon germanium gp s low noise amplifier figure 1 blockdiagram 2 description the BGA461 is a front-end low noise amplifier for gl obal positioning system (gps) applications. the lna provides 19.5 db gain and 1.1 db noise figure at a curren t consumption of 4 ma in th e application configuration described in chapter 4 . the BGA461 is based upo n infineon technologies ? b7hfm silicon germanium technology. it operates over a 2.4 v to 3.2 v supply range. features ? optimized for 1575 mhz operation ? high gain: 19.5 db ? low noise figure: 1.1 db ? supply voltage: 2.4 v to 3.2 v ? 4ma current consumption ? power off function ? 1 kv hbm esd protection at all pins ? b7hfm silicon germanium technology ? rf output internally matched to 50 ? low external component count ? tiny tslp-7-4 leadless package ? moisture sensitivity level: msl 1 ? pb-free (rohs compliant) package tslp-7-4 application ? 1575 mhz gps, galileo, gps phone 1 2 3 6 5 4 7 BGA461 _blockdiagram .vsd bias in bias out gnd pon vcc esd
BGA461 description preliminary data sheet 5 rev.1.1, 2009-01-22 pin definition and function maximum ratings thermal resistance type package marking BGA461 tslp-7-4 bu table 1 pin definition and function pin no. symbol function 1 in lna rf input 2biasdc bias 3 n.c. not used 4 pon power on control 5 vcc dc supply 6 out lna rf output 7 gnd dc & rf ground table 2 maximum ratings parameter 1) 1) all voltages refer to gnd-node. symbol value unit voltage at pin vcc v cc -0.3 ... 3.6 v voltage at pin in v in -0.3 ... 0.9 v voltage at pin bias v bias -0.3 ... 0.9 v voltage at pin out v out -0.3 ... v cc + 0.3 v voltage at pin pon v pon -0.3 ... v cc + 0.3 v current into pin vcc i cc 10 ma rf input power p in 10 dbm total power dissipation, t s < 139 c 2) 2) t s is measured on the ground lead at the soldering point p tot 90 mw junction temperature t j 150 c ambient temperature range t a -30 ... 85 c storage temperature range t stg -65 ... 150 c esd capability all pins (hbm: jesd22a-114) v esd 1000 v table 3 thermal resistance parameter symbol value unit junction - soldering point 1) 1) for calculation of r thja please refer to application note thermal resistance r thjs 125 k/w
preliminary data sheet 6 rev.1.1, 2009-01-22 BGA461 electrical characteristics 3 electrical characteristics table 4 electrical characteristics 1) : t a = 25 c, v cc = 2.8 v, v pon,on = 2.8 v, v pon,off = 0 v, f = 1575 mhz 1) measured on BGA461 application board described in chapter 4 , including pcb losses (unless noted otherwise) parameter symbol values unit note / test condition min. typ. max. supply voltage v cc 2.42.83.2v supply current i cc -4.0-maon-mode -0.23 a off-mode gain switch control voltage v pon 1.5- 3.2von-mode 0 - 0.5 v off-mode gain switch control current i pon -1.53 aon-mode -01 a off-mode insertion power gain | s 21 | 2 - 19.5 - db high-gain mode noise figure 2) 2) pcb tranmission line- and connector losses subtracted nf -1.1-db z s = 50 input return loss rl in -11-db output return loss rl out ->12-db reverse isolation 1/| s 12 | 2 -35-db power gain settling time 3) 3) to within 1 db of the final gain off- to on-mode; to within 3 db of the final gain on- to off-mode t s -20- s off- to on-mode -50- s on- to off-mode inband input 3rd order intercept point 4) 4) input power = -40 dbm for each tone iip 3 --11-dbm f 1 = 1575 mhz f 2 = f 1 +/-1 mhz inband input 1 db compression point ip 1db --14-dbm stability k -> 1.5- f = 20 mhz ... 10 ghz
BGA461 application information preliminary data sheet 7 rev.1.1, 2009-01-22 4 application information figure 2 application schematic BGA461 a list of all application notes is available at http://www.infineon.com/cms/en/product . table 5 bill of materials name value package manufacturer function c1 10 nf 0402 various lf trap c2 2.7 pf 0402 various dc block and input matching c3 10 pf 0402 various (optional) control voltage filtering c4 100 pf 0402 various supply filtering c5 2.2 nf 0402 various (optional) supply filtering l1 2.2 nh lqg15h series 0402 murata lf trap & input matching l2 33 nh lqg15h series 0402 murata biasing r1 4.7 k 0402 various current adjustment n1 BGA461 tslp-7-4 infineon sige lna bga 461 _application_ schematic.vsd in,1 bias ,2 n. c. , 3 out,6 vcc,5 pon , 4 l2 gnd,7 l1 c2 c3, optional c4 c5, optional rfout pon vcc rfin c1 BGA461 r1
preliminary data sheet 8 rev.1.1, 2009-01-22 BGA461 package information 5 package information figure 3 package dimensions for tslp-7 -4 (top, side and bottom view) figure 4 footprint tslp-7-4 figure 5 tape & reel dimensions (? reel 330, pieces/reel 7500) tslp-7-4-po v03 1 2 3 456 7 1.1 0.05 1.5 0.05 1.4 0.035 1) 1.9 0.05 1) 0.035 6 x 0.3 1) 0.035 6x 0.3 0.035 1.1 0.05 2.3 0.05 max. 0.4 +0.1 pin 1 marking 1) 1) dimension applies to plated terminal bottom view top view tslp-7-4-fp v01 0.25 1.4 2.2 0.25 0.25 0.175 0.175 0.25 1.4 2.2 0.3 0.3 0.3 0.3 0.25 0.25 0.25 0.3 stencil apertures copper solder mask 0.25 1.4 2.2 0.25 0.25 0.175 0.175 0.25 1.4 2.2 0.3 0.3 0.3 0.3 0.25 0.25 0.25 0.3 stencil apertures copper solder mask smd nsmd 1.65 4 8 2.48 0.5 pin 1 marking tslp-7-4-tp v05
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