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QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 1 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com qfn 4x4 mm 20 l p ad configuration p ad no. symbol 1 , 2, 4 ? C ?12, 14? C ?16, 18? C ?20 n/c 3 rf in 1 3 rf out, v d 17 v g applications ? commercial and military ra dar ? communication s ? electronic warfare general description qorvo s qp a2237 is a wide b and a mplifier fabricated on qorvo s production 0.25um gan on sic process . the qp a2237 operates from 0. 03 C 2.5 ghz and provides greater than 1 0 w of saturated output power with greater than 1 3 db of large signal gain and greater than 48 % power - added efficiency. t he qp a2237 is available in a low - cos t, surface - mount , 20 lead , 4 x 4 ovm qfn. it is ideally suited to support both radar and communication applications across defense and commercial markets as well as electronic warfare. the qp a2237 is fully matched to 50? at both rf ports allowing for simple system integration. dc blocks are required on both rf ports and the drain voltage must be injected through an off chip bias - tee on the rf output port . lead - free and rohs compliant. evaluation boards are available upon request. ordering information part eccn description qp a2 237 ear99 0.03 C 2.5 ghz 1 0 w gan power amplifier product features ? frequency range: 0.03 C 2.5 ghz ? p sat : > 40 dbm at p in = 27 dbm ? pae : > 48 % ? large signal gain: >13 db ? small signal gain: > 18 .5 db ? input return loss: > 9 db ? output return loss: > 9.5 db ? bias : v d = 3 2 v , i dq = 360 ma , v g = - 2. 1 v typical ? wideband flat power ? package dimensions: 4 .0 x 4 .0 x 0.85 mm functional block diagram
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 2 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com absolute maximum ratings parameter value drain voltage (v d ) 4 0 v gate voltage range (v g ) - 8 to 0 v drain current (i d ) 1.2 a gate current (i g ) see plot on page 3 power dissipation (p diss ) , 85c 19 w input power (p in ) , cw, 50 , 85c 33 dbm input power (p in ) , cw, vswr 3 :1, v d = 32 v, 85c 33 dbm max vswr, cw, p in = 27dbm, v d = 32v, 85c (load) 10:1 channel t emperature (t ch ) 275c mounting temperature (30 seconds) 260 c storage temperature - 55 to 150 c operation of this device outside the parameter ranges given above may cause permanent damage. these are stress ratings only, and functional operation of the device at these conditions is not implied. recommended operating conditions parameter value drain voltage (v d ) 3 2 v drain current (i d q ) 360 m a gate voltage (v g ) - 2. 1 v (typ.) electrical specifications are measured at specified test conditions. specifications are not guaranteed over all recommended operating conditions. electrical specifications test conditions unless otherwise noted: 25 0 c, v d = 3 2 v, i d q = 360 m a, v g = - 2.1 v typical parameter min typical max units operational frequency range 0. 03 2.5 ghz small signal gain > 1 8 .5 db input return loss > 9 db output return loss > 9.5 db output power (pin = 27 dbm) > 40 db m power added efficiency (pin = 27 dbm) > 48 % small signal gain temperature coefficient - 0.0 1 7 db/ c output power temperature coefficient - 0.00 4 dbm/ c recommended operating voltage: 3 2 36 v
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 3 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com thermal and reliability information parameter test conditions value units thermal resistance ( jc ) (1) t base = 85 c , v d = 32 v i d q = 360 ma, i d _drive = 648 ma freq. = 2.0 ghz: p in = 27 dbm, p out = 40 dbm, p diss = 10.9 w 7.8 oc/w channel temperature (t ch ) (under rf drive) 1 73 c median lifetime (t m ) 1.58 x 10^ 8 hrs notes: 1. thermal resistance measured to back of package. test conditions: v d = 40 v; failure criteria = 10% reduction in i d_max 1e+04 1e+05 1e+06 1e+07 1e+08 1e+09 1e+10 1e+11 1e+12 1e+13 1e+14 1e+15 1e+16 1e+17 1e+18 25 50 75 100 125 150 175 200 225 250 275 median lifetime, t m (hours) channel temperature, t ch ( ? c) median lifetime vs. channel temperature fet 13 0 5 10 15 20 25 30 35 40 120 130 140 150 160 170 180 190 200 210 220 230 gate current maximum (ma) channel temperature ( c) i g_max vs. t ch 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0 3 4 5 6 7 8 9 10 11 12 13 r jc (c/w) p diss (w) thermal resistance vs. p diss t base = +85 c cw 3 4 5 6 7 8 9 10 11 12 0 0.5 1 1.5 2 2.5 3 power dissipation (w) frequency (ghz) p diss vs. frequency vs. t base -40c +25c +85c p in = 27 dbm v d = 32 v, i dq = 360 ma
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 4 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance the plots reflect performance measured with an external coaxial bias tee and dc blocks (see application circuit on page 1 1 ) typical performance : small signal 10 12 14 16 18 20 22 24 26 28 0 0.5 1 1.5 2 2.5 3 3.5 4 s21 (db) frequency (ghz) gain vs. frequency vs. v d 25v 28v 30v 32v 36v temp. = +25 c i dq = 360 ma -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 s11 (db) frequency (ghz) input return loss vs. freq. vs. v d 32v 30v 28v 25v 36v temp. = +25 c i dq = 360ma 10 12 14 16 18 20 22 24 26 28 0 0.5 1 1.5 2 2.5 3 3.5 4 s 21 (db) frequency (ghz) gain vs. frequency vs. temperature -40c +25c +85c v d = 32 v, i dq = 360 ma -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 s 11 (db) frequency (ghz) input return loss vs. freq. vs. temp. -40c +25c +85c v d = 32 v, i dq = 360 ma -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 s22(db) frequency (ghz) output return loss vs. freq. vs. v d 25v 28v 30v 32v 36v temp. = +25 c i dq = 360 ma -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 s22 (db) frequency (ghz) output return loss vs. freq. vs. temp. -40c +25c +85c v d = 32 v, i dq = 360 ma
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 5 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance: large signal (cw) the plots reflect performance measured with an external coaxial bias tee and dc blocks (see application circuit on page 1 1) 33 34 35 36 37 38 39 40 41 42 0 0.5 1 1.5 2 2.5 3 3.5 4 p out (dbm) frequency (ghz) output power vs. frequency vs. v d vd=25 v vd=28 v vd=30 v vd=32 v vd=36 v p in = 27 dbm temp. = +25 c i dq = 360 ma 0 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 pae (%) frequency (ghz) pae vs. frequency vs. v d vd=25 v vd=28 v vd=30 v vd=32 v vd=36 v p in = 27 dbm temp. = +25 c i dq = 360 ma 33 34 35 36 37 38 39 40 41 42 0 0.5 1 1.5 2 2.5 3 3.5 4 p out (dbm) frequency (ghz) output power vs. freq vs. input power 24dbm 25dbm 26dbm 27dbm temp. = + 25 c v d = 32 v, i dq = 360 ma 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 pae (%) frequency (ghz) pae vs. frequency vs. input power 24dbm 25dbm 26dbm 27dbm temp. = + 25 c v d = 32 v, i dq = 360 ma 35 36 37 38 39 40 41 42 0 0.5 1 1.5 2 2.5 3 3.5 4 p out (dbm) frequency (ghz) output power vs. frequency vs. temp. -40c +25c +85c p in = 27 dbm v d = 32 v, i dq = 360 ma 0 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 pae (%) frequency (ghz) pae vs. frequency vs. temperature -40c +25c +85c p in = 27 dbm v d = 32 v, i dq = 360 ma
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 6 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance : large signal (cw) the plots reflect performance measured with an external coaxial bias tee and dc blocks (see application circuit on page 1 1 ) 35 36 37 38 39 40 41 42 0 0.5 1 1.5 2 2.5 3 3.5 4 p out (dbm) frequency (ghz) output power vs. frequency vs. i dq 120 ma 240 ma 360 ma p in = 27 dbm temp. = + 25 c v d = 32 v 0 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 pae (%) frequency (ghz) pae vs. frequency vs. i dq 120 ma 240 ma 360 ma p in = 27 dbm temp. = + 25 c v d = 32 v 5 10 15 20 25 30 35 40 45 -10 -5 0 5 10 15 20 25 30 p out (dbm) input power (dbm) output power vs. input power vs. freq. 0.1 ghz 0.5 ghz 1.0 ghz 2.5 ghz temp. = + 25 c v d = 32 v, i dq = 360 ma 0 10 20 30 40 50 60 70 80 -10 -5 0 5 10 15 20 25 30 pae (%) input power (dbm) pae vs. input power vs. freq. 2.5 ghz 1.0 ghz 0.5 ghz 0.1 ghz temp. = + 25 c v d = 32 v, i dq = 360 ma 12 14 16 18 20 22 24 26 28 -10 -5 0 5 10 15 20 25 30 gain (db) input power (dbm) power gain vs. input power vs. freq. 0.1 ghz 0.5 ghz 1.0 ghz 2.5 ghz temp. = + 25 c v d = 32 v, i dq = 360 ma 12 14 16 18 20 22 24 -10 -5 0 5 10 15 20 25 30 gain (db) input power (dbm) power gain vs. input power vs. temp. -40c +25c +85c freq. = 2.0 ghz v d = 32 v, i dq = 360 ma
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 7 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance : large signal (cw) the plots reflect performance measured with an external coaxial bias tee and dc blocks (see application circuit on page 1 1 ) 100 200 300 400 500 600 700 0 0.5 1 1.5 2 2.5 3 3.5 4 drain current (ma) frequency (ghz) drain current vs. frequency vs. temp. -40c +25c +85c p in = 27 dbm v d = 32 v, i dq = 360 ma -2 0 2 4 6 8 10 12 14 16 0 0.5 1 1.5 2 2.5 3 3.5 4 gate current (ma) frequency (ghz) gate current vs. frequency vs. temp. -40c +25c +85c p in = 27 dbm v d = 32 v, i dq = 360 ma 100 200 300 400 500 600 700 -10 -5 0 5 10 15 20 25 30 drain current (ma) input power (dbm) drain current vs. input power vs. freq. 0.1 ghz 0.5 ghz 1.0 ghz 2.5 ghz temp. = + 25 c v d = 32 v, i dq = 360 ma -2 0 2 4 6 8 10 12 14 16 -10 -5 0 5 10 15 20 25 30 gate current (ma) input power (dbm) gate current vs. input power vs. freq. 0.1 ghz 0.5 ghz 1.0 ghz 2.5 ghz temp. = + 25 c v d = 32 v, i dq = 360 ma 100 200 300 400 500 600 700 0 0.5 1 1.5 2 2.5 3 3.5 4 drain current (ma) frequency (ghz) drain current vs. frequency vs. i dq 32v120ma 32v240ma 32v360ma p in = 27 dbm temp. = +25 c -2 0 2 4 6 8 10 12 14 16 0 0.5 1 1.5 2 2.5 3 3.5 4 gate current (ma) frequency (ghz) gate current vs. frequency vs. i dq 32v120ma 32v240ma 32v360ma p in = 27 dbm temp. = + 25 c
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 8 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance : linearity the plots reflect performance measured with an external coaxial bias tee and dc blocks (s ee application circuit on page 1 1 ) -80 -70 -60 -50 -40 -30 -20 -10 0 5 10 15 20 25 30 35 40 im 3 (dbc) output power per tone (dbm) im 3 vs. output power vs. i dq v d = 32 v, 2.0 ghz, 10 mhz tone spacing temp. = +25 c i dq = 120 ma i dq = 240 ma i dq = 360 ma -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 5 10 15 20 25 30 35 40 im 5 (dbc) output power per tone (dbm) im 5 vs. output power vs. i dq v d = 32 v, 2.0 ghz, 10 mhz tone spacing temp. = + 25 c i dq = 120 ma i dq = 240 ma i dq = 360 ma -80 -70 -60 -50 -40 -30 -20 -10 0 5 10 15 20 25 30 35 40 im 3 (dbc) output power per tone (dbm) im 3 vs. output power vs. temperature v d = 32 v, i dq = 360 ma, 2.0 ghz, 10 mhz tone spacing - 40 c +25 c + 85 c -80 -70 -60 -50 -40 -30 -20 -10 0 5 10 15 20 25 30 35 40 im 3 (dbc) output power per tone (dbm) im 3 vs. output power vs. temperature v d = 32 v, i dq = 360 ma, 2.0 ghz, 10 mhz tone spacing - 40 c +25 c + 85 c -80 -70 -60 -50 -40 -30 -20 -10 0 5 10 15 20 25 30 35 40 im 3 (dbc) output power per tone (dbm) im3 vs. output power vs. frequency v d = 32 v, i dq = 360 ma, 10 mhz tone spacing temp. = + 25 c 2.5 ghz 2.0 ghz -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 5 10 15 20 25 30 35 40 im 5 (dbc) output power per tone (dbm) im 5 vs. output power vs. frequency v d = 32 v, i dq = 360 ma, 10 mhz tone spacing temp. = + 25 c 2.5 ghz 2.0 ghz
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 9 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance : linearity the plots reflect performance measured with an external coaxial bias tee and dc blocks (see application circuit on page 1 1 ) -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 2 f 0 output power (dbc) output power per tone (dbm) 2 nd harmonic vs. output power vs. freq. v d = 32 v, i dq = 360 ma temp. = +25 c 2.5 ghz 1.0 ghz -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 3f 0 output power (dbc) output power per tone (dbm) 3 rd harmonic vs. output power vs. freq. v d = 32 v, i dq = 360 ma temp. = + 25 c 2.5 ghz 1.0 ghz -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 2 f 0 output power (dbc) output power per tone (dbm) 2 nd harmonic vs. output power vs. temp. freq. = 1.0 ghz +85 c +25 c - 40 c v d = 32 v, i dq = 360 ma -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 3f 0 output power (dbc) output power per tone (dbm) 3 rd harmonic vs. output power vs. temp. freq. = 1.0 ghz + 85 c + 25 c - 40 c v d = 32 v, i dq = 360 ma -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 2 f 0 output power (dbc) output power per tone (dbm) 2 nd harmonic vs. output power vs. v d /i d . freq. = 1.0 ghz temp. = + 25 c 32v360ma 32 v 120 ma -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 15 20 25 30 35 40 45 3 f 0 output power (dbc) output power per tone (dbm) 3 rd harmonic vs. output power vs. v d /i d . freq. = 1.0 ghz temp. = + 25 c 32 v 360 ma 32v120ma
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 10 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com typical performance : large signal (cw) , on - board vs. external coaxial bias - t the plots below reflect performance measured between external bias tee and on - board bias tee ( see application circuit on pages 11 and 1 3 ) 34 35 36 37 38 39 40 41 42 0 0.5 1 1.5 2 2.5 3 3.5 4 p out (dbm) frequency (ghz) output power vs. freq vs. input power external bias-t on-board bias-t temp. = +25 c v d = 30v, i dq = 360ma p in = 27dbm 0 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 pae (%) frequency (ghz) pae vs. frequency vs. input power external bias-t on-board bias-t temp. = +25 c v d = 30v, i dq = 360ma p in = 27dbm
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 11 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com note s : 1. coaxial input dc block (c 7 ) is used for input port (rf in.) 2. external wide bandwidth b ias - t ee is used for output port (rf out). v d is applied through the o utput bias - tee . application circuit ( coaxial input dc block and coaxial output bias tee ) bias - up procedure 1. set i d limit to 70 0ma, i g limit to 15 ma 2. set v g to - 5.0v 3. set v d +3 2 v 4 . adjust v g more positive until i dq = 360ma (v g ~ - 2.1 v typical) 5 . apply rf signal bias - down procedure 1. turn off rf signal 2. reduce v g to - 5.0v. ensure i dq ~ 0ma 3 . set v d to 0v 4 . turn off v d supply 5 . turn off v g supply
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 12 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com assembly drawing (coaxial input dc block and coaxial output bias tee) bill of materials reference design value description manufacturer part number c1 1 u f cap, 1206, 50v, 5%, x7r various c 3 1 000 p f cap, 0402 , 10 0v, 10%, x7r various c 7 dc block various r1 C r 2 10? res, 0402 , 5%, smd various
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 13 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com note s : 1. performance of the dut with surface - mount dc blocks and bias tee components may be degraded relative to the coaxial option. these components should be optimize d for the desired operational band width . application circuit (option with board - level dc blocks and o utput b ias t ee )
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 14 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com evaluation board layout w ith on - b oard dc b locks and o utput bia s - t option bill of materials for on - board bias - tee reference design value description manufacturer part number c1, c 2 1 u f cap, 1206 , 50 v, 5 %, x7r various c 3? C ?c6 1 000 p f cap, 0402 , 10 0v, 10%, x 7 r various l1 330nh ind , 1206, 850ma various r1 C r 4 10? res, 0402 , 5%, smd various
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 15 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com mechanical drawing and pin description pin layout u nits : inches tolerances : unless specified x.xx = 0.01 x.xxx = 0.005 package leads are gold plated part is mold encapsulated part marking : 2237 : part n umber yy: part assembly year ww: part assembly weak mxxx: batch id pin description pin no. symbol description 1 , 2 , 4 ? C ?12 , 14? C ?16, 18? C ?20 n/c no connection 3 rf in input; matched to 50 . 13 rf out/ v d out put; matched to 50 . 17 v g gate voltage; bias network is required; see recommended a pplication information on page 11 21 gnd ground paddle. multiple vias should be employed to minimize inductance and thermal resistance.
QPA2237 0.03 C 2.5 ghz 10 w gan power amplifier datasheet: rev - 11 - 04 - 15 - 16 of 17 - disclaimer: subject to change without notice ? 2015 triquint www.triquint.com recommended soldering temperature profile

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