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1 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com 25 26 27 28 29 30 31 32 33 34 35 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 frequency (ghz) output power (dbm) -20 -15 -10 -5 0 5 10 15 20 25 30 3.3 3.4 3.5 3.6 3.7 3.8 frequency (ghz) s-parameter (db) key features ? 3.3-3.8 ghz bandwidth ? 41 dbc imr3 @ 21 dbm pout/tone ? 24 db nominal gain ? 30 dbm nominal p1db ? 2.5% evm at 22 dbm output power ? 13 db step attenuator function ? power sample port ? -1.5v vg voltage to shut down drain current ? self bias: +6 v 770ma ? package dimensions: 5.0 x 5.0 x 0.9 mm qfn primary applications ? fixed broadband wireless ? wimax preliminary measured data bias conditions: vd = +6 v self bias p2db p1db s21 s11 s22 general description TGA2703-SM is a linear amplifier operating for 8 02.16 broadband wireless applications in 3.3 to 3.8 ghz frequency band. the pa delivers 24 db of small-signal gain, 30dbm p1db and 40 dbc imr3 at 21 dbm output power per tone from a single +6v power supply. it has 2.5% evm at 22 dbm output power. the tga2703 incorporates a 13 db step attenuator function and a power sampling port. the 50 ohm device requires minimum external components f or operation, and is packaged in a low-cost, surface mount 5x5 qfn style package. lead-free & rohs compliant. demo boards are available. 3.5ghz wimax driver / power amplifier datasheet subject to change without notice
2 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com table i maximum ratings 1 / symbol parameter value notes vd drain voltage 7 v 2/ vctrl gain control voltage 7 v id drain current 1.1 a 2 / 3 / ? ig ? gate current 6 ma 3 / p in input continuous wave power 25 dbm p d power dissipation 7.7 w 2 / 4 / t ch operating channel temperature 200 c 5 / mounting temperature (30 seconds) 260 c t stg storage temperature -65 to 150 c 1 / these ratings represent the maximum operable values for this device. 2 / combinations of supply voltage, supply current, input power, and output power shall not exceed p d . 3 / total current for the device. 4/ when operated at this bias condition with a bas e plate temperature of 85 c, the median life is 6.2e4. 5/ junction operating temperature will directly affect the device median time to failure (tm). for maximum life, it is recommended that junction temperatures be maintained at the lowest possible levels.
3 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com table ii electrical characteristics (ta = 25 0 c nominal) notes re sp on se uni ts typ i ca l frequency band ghz 3.3-3.8ghz drain operating voltage v 6 small signal gain db 24 input return loss db 10 output return loss db 12 control gain step db 13 psat dbm 31.5 pin at 11 dbm p1db dbm 30 evm % tbd at 3.5 ghz, 23 dbm pout gain variation over temperature db/ o c0.03 imd3 dbc 41 at 21 dbm pout/tone toi dbm 42 at 21 dbm pout/tone
4 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com table iii thermal information parameter test conditions t ch (c) jc (c/w) tm (hrs) jc thermal resistance (channel to backside of package) vd = 6v i d = 0.77 a pdiss = 4.62 w 145.5 13.1 3.8e+6 note: package backside soldered to carrier at 85 c baseplate temperature. median lifetime (tm) vs. channel temperature
5 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com 25 26 27 28 29 30 31 32 33 34 35 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 frequency (ghz) output power (dbm) -30 -20 -10 0 10 20 30 2 2.5 3 3.5 4 4.5 5 fre q uenc y ( ghz ) s parameter (db) measured data bias conditions: vd = 6 v, id =770 ma self bias s21 s11 s22 p2db p1db
6 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com measured data bias conditions: vd = 6 v, id =770 ma self bias
7 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com measured data bias conditions: vd = 6 v, id =770 ma self bias 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 -15 -10 -5 0 5 10 15 pin (dbm) id (a) 3.2ghz 3.3ghz 3.4ghz 3.5ghz 3.6ghz 3.7ghz 3.8ghz 0 4 8 12 16 20 24 28 -15 -10 -5 0 5 10 15 pin (dbm) pae (%) 3.2ghz 3.3ghz 3.4ghz 3.5ghz 3.6ghz 3.7ghz 3.8ghz
8 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com measured data bias conditions: vd = 6 v, id =770 ma self bias
9 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com package layout top view bottom view
10 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com package pinout diagram top side dot indicates pin 1 bottom side pin description pin description 1,2,3 nc 14 power sample 4 rf input 18 rf output 5,6,7,8,9 nc 19,20,21 nc 10 gain control 22 vd2 11,13 nc 23,24,25 nc 12 gate acess 26 vd1 15,16,17 nc 27,28 nc 1 7 8 14 15 21 22 28 gnd
11 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com mechanical drawing (bottom side) units: mm [inch] package tolerance: +/- 0.05 0.31 [0.012] 5.00 [0.197] 3.50 [0.138] 5.00 [0.197] 3.50 [0.138] 0.50 [0.02] 0.45 [0.02]
12 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com recommended board layout assembly ? the evaluation board material is 20 mil thick ro4003 ? 100 pf and 0.01 uf are requi red de-coupling capacitor 0.01uf 100pf
13 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com tga2703 bias connection self-biased mode connect gain control and vg to ground. apply +6v to vd. current will be ~770ma 4 inch or longer jumper or 10nh inductor 6v 6v connect gain control to ground. apply negative voltage vg. apply +6v to vd. current will be ~770ma vg tga2703 bias connection gate control mode
14 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com tga2703 bias connection gain control mode 6v 6v for 13 db attenuation testing: connect gain control to +6v and vg to ground. apply +6v to vd. current will be ~770ma 4 inch or longer jumper or 10nh inductor -30 -25 -20 -15 -10 -5 0 5 10 15 20 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 frequency (ghz) s-parameter (db)
15 TGA2703-SM may 2009 ? rev - triquint semiconductor: www. tri quint.com (972)994- 8465 fax (972)994-8504 info-mmw@tqs.com recommended surface mount package assembly proper esd precautions must be followed while handling packages. clean the board with acetone. rinse with alc ohol. allow the circuit to fully dry. triquint recommends using a conductive solder paste for attachment. follow solder paste and reflow oven vendors? recommendations when developing a solder reflow profile. typical solder reflow profiles are listed in the table below. hand soldering is not recommended. solder paste c an be applied using a stencil printer or dot placement. the volume of solder paste depends on pcb and component layout and should be well controlled to ensure consistent mechanical and electrical performance. clean the assembly with alcohol. typical solder reflow profiles reflow profile snpb pb free ramp-up rate 3 c/sec 3 c/sec activation time and temperature 60 ? 120 sec @ 140 ? 160 c 60 ? 180 sec @ 150 ? 200 c time above melting point 60 ? 150 sec 60 ? 150 sec max peak temperature 240 c 260 c time within 5 c of peak temperature 10 ? 20 sec 10 ? 20 sec ramp-down rate 4 ? 6 c/sec 4 ? 6 c/sec

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