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mga-31289 0.25w high gain driver amplifer 1500 - 3000 mhz data sheet attention: observe precautions for handling electrostatic sensitive devices. esd machine model = 150 v esd human body model = 2000 v refer to avago application note a004r: electrostatic discharge, damage and control. description avago technologies mga-31289 is a 0.25w high gain driver amplifer mmic with good gain fatness, housed in a standard sot-89 plastic package. the device features high linearity performance, excellent input and output return loss, and low noise fgure. the device can be easily matched to obtain optimum power and linearity. mga-31289 is externally tunable to operate within 1.5ghz to 3ghz frequency range applications. with high ip3, low noise fgure and wideband operation, mga-31289 may be utilized as a driver amplifer in the transmit chain and as a second stage lna in the receive chain. this device uses avago technologies proprietary 0.25um gaas enhancement mode phemt process. pin connections and package marking notes: top view : package marking provides orientation and identifcation 12 = device code x = date code character identifes month of manufacturing features ? rohs compliant ? halogen free ? high linearity at low dc bias power (1) ? high gain ? good gain fatness ? low noise fgure ? excellent uniformity in product specifcation ? sot-89 standard package specifcations at 1.9ghz, vd = 5v, id = 124ma (typ) @ 25c ? oip3 = 41.8dbm ? noise figure = 2db ? gain = 18.70db; gain flatness (+/-50mhz) = 0.1db ? p1db = 23.6dbm ? irl = 16.2db, orl = 10.3db note: 1. the mga-31289 has a good lfom of 14db. linearity figure of merit (lfom) is essentially oip3 divided by dc bias power. figure 1. simplifed schematic diagram l rfout c c rfin vdd c c c 12x top view rfin gnd rfout #1 #2 #3 bottom view rfout gnd rfin #3 #2 #1
2 mga-31289 absolute maximum rating (1) t a =25 c symbol parameter units absolute maximum i d,max drain current ma 165 v d,max device voltage v 5.5 p d power dissipation (2) mw 907.5 p in cw rf input power dbm 25 t j junction temperature c 150 t stg storage temperature c -65 to 150 thermal resistance thermal resistance [3] (v d = 5.0v, t c = 85c) jc = 50c/w notes: 1. operation of this device in excess of any of these limits may cause permanent damage. 2. this is limited by maximum vd and id. board temperature (t c ) is 25c. for t c >104c, derate the device power at 20mw per c rise in board temperature adjacent to package bottom. 3. thermal resistance measured using infra-red microscopy technique. mga-31289 electrical specifcations (1) t a = 25c, v d = 5v, unless noted symbol parameter and test condition frequency units min. typ. max. i ds quiescent current n/a ma 101 124 143 nf noise figure 1.9ghz 2.5ghz db C 2 2 2.45 gain gain 1.9ghz 2.5ghz db 17 18.7 17.7 20 oip3 [2] output third order intercept point 1.9ghz 2.5ghz dbm 38.2 41.8 41.5 C p1db output power at 1db gain compression 1.9ghz 2.5ghz dbm 21.8 23.6 23.7 C pae power added efciency at p1db 1.9ghz 2.5ghz % C 36.4 34.8 C irl input return loss 1.9ghz 2.5ghz db C 16.2 15.5 C orl output return loss 1.9ghz 2.5ghz db C 10.3 10.8 C isol isolation 1.9ghz 2.5ghz db C 27.3 27.7 C notes: 1. typical performance obtained from a test circuit described in figure 25. 2. oip3 test condition: f1 - f2 = 10mhz, with input power of -10dbm per tone measured at worst case side band.
3 110 120 130 140 18 19 20 23 24 1.8 1.9 2 2.1 2.2 2.3 2.4 40 41 42 43 mga-31289 consistency distribution chart (1, 2) figure 2. idd @ 1900mhz, vdd=5v, lsl=101ma, nominal=124ma, usl=143ma figure 3. nf @ 900mhz, vdd = 5v, nominal=2db, usl=2.45db figure 6. p1db @ 900mhz, vdd = 5v, lsl=21.8dbm, nominal=23.6dbm figure 4. gain @ 900mhz, vdd = 5v, lsl=17db, nominal=18.7db, usl=20db figure 5. oip3 @ 900mhz, vdd = 5v, lsl=38.2, nominal=41.8dbm notes: 1. data sample size is 2800 samples taken from 4 diferent wafers and 2 diferent lots. future wafers allocated to this product may have nominal values anywhere between the upper and lower limits. 2. measurements are made on production test board which represents a trade-of between optimal gain, nf, oip3 and op1db. circuit losses have been de-embedded from actual measurements.
4 mga-31289 application circuit data for 1900mhz t a = 25c, v d = 5.0v, i d = 124ma figure 7. oip3 vs frequency and temperature figure 8. p1db vs frequency and temperature figure 9. gain vs frequency and temperature figure 10. irl vs frequency and temperature figure 11. orl vs frequency and temperature figure 12. isolation vs frequency and temperature -24 -22 -20 -18 -16 -14 -12 -10 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) irl (db) -16 -14 -12 -10 -8 -6 -4 -2 0 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) orl (db) 85c 25c -40c 85c 25c -40c 30 35 40 45 50 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) 21.5 22.0 22.5 23.0 23.5 24.0 24.5 25.0 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) p1db (dbm) 17.5 18.0 18.5 19.0 19.5 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) gain (db) -30 -29 -28 -27 -26 -25 -24 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) isolation (db) 85c 25c -40c 85c 25c -40c oip3 (dbm) 85c 25c -40c 85c 25c -40c
5 figure 13. noise figure vs frequency and temperature figure 14. oip3 vs output power and temperature figure 15. current vs voltage and temperature mga-31289 application circuit data for 1900mhz (continue) 32 34 36 38 40 42 44 0 2 4 6 8 10 12 14 16 pout (dbm) oip3 (dbm) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 1600 1700 1800 1900 2000 2100 2200 frequency (mhz) noise figure (db) 85c 25c -40c 85c 25c -40c 0 20 40 60 80 100 120 140 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 voltage (v) current (ma) 85c 25c -40c
6 mga-31289 application circuit data for 2500mhz t a = 25c, v d = 5.0v, i d = 124ma figure 16. oip3 vs frequency and temperature figure 17. p1db vs frequency and temperature figure 18. gain vs frequency and temperature figure 19. irl vs frequency and temperature figure 20. orl vs frequency and temperature figure 21. isolation vs frequency and temperature -23 -21 -19 -17 -15 -13 -11 -9 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) irl (db) -18 -16 -14 -12 -10 -8 -6 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) orl (dbm) 85c 25c -40c 85c 25c -40c 35 40 45 50 55 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) oip3 (dbm) 21.5 22.0 22.5 23.0 23.5 24.0 24.5 25.0 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) p1db (dbm) 16.0 16.5 17.0 17.5 18.0 18.5 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) gain (db) -29.0 -28.5 -28.0 -27.5 -27.0 -26.5 -26.0 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) isolation (db) 85c 25c -40c 85c 25c -40c 85c 25c -40c 85c 25c -40c
7 figure 22. noise figure vs frequency and temperature figure 23. oip3 vs output power and temperature figure 24. current vs voltage and temperature mga-31289 application circuit data for 2500mhz (continue) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 2200 2300 2400 2500 2600 2700 2800 frequency (mhz) noise figure (db) 30 32 34 36 38 40 42 44 46 48 0 2 4 6 8 10 12 14 16 pout (dbm) oip3 (dbm) 85c 25c -40c 85c 25c -40c 0 20 40 60 80 100 120 140 160 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 voltage (v) current (ma) 85c 25c -40c
8 application circuit description and layout figure 25. circuit diagram figure 26. demoboard bill of materials circuit symbol size description for 1.9ghz (1) for 2.5ghz (2) value manufacturer value manufacturer c1 0402 3.9pf murata 2.7pf murata c2 0402 0.1 f murata 0.1 f murata c3 0603 2.2 f murata 2.2 f murata c7 0402 10pf murata 100pf murata c8 0402 100pf murata 100pf murata l1 0402 5.6nh murata 3.3nh toko figure 27. input and output tuned gamma location for 1900mhz (1) , 2500mhz (2) mga-31289 is an input and output prematched driver amplifer. to bias mga-31289, a +5v supply (vdd) is connected to the output pin through a rf choke, l1 (which isolates the inband signal from the dc supply). the bypass capacitors (c1, c2 and c3) help to eliminate out of band low frequency signals from the power supply. blocking capacitors are required for its input (c7) and output (c8), to isolate the supply voltage from preceding and succeeding circuits. c7 also plays a part in input tuning to improve input return loss while l1 and c8 help in output matching. the recommended output tuning is for achieving best oip3, while meeting typical specifcations for other parameters. input matching circuit 1. _mag = 0.179, _ang = -125.5 2. _mag = 0.102, _ang = -133.0 output matching circuit 1. _mag = 0.170, _ang = 102.30 2. _mag = 0.195, _ang = 105.00 12x rf in rf out dc in c11 c10 avago technologies in jul 2009 rev 3.2 sot-89 gnd l3 c9 c7 vctrl 2.2uf/15v 0805 gnd gnd out c1 l1 2.2uf/15v 0805 gnd vdd vsense l2 ctxx l4 c4 c6 c5 c8 gnd 2.2uf/15v 0805 vsense vdd c12 c3 c2 l1 rfout c8 c7 rfin vdd c3 c2 c1 12x
9 mga-31289 typical scatter parameters (1) t a = 25c, v d = 5.0v, i d = 124ma, z o = 50 w freq ghz s11 s11 s11 s21 s21 s21 s12 s12 s12 s22 s22 s22 k mag. ang. db mag. ang. db mag. ang. db mag. ang. db 0.05 0.90 176.00 -0.96 0.10 -138.44 -20.42 0.00 50.02 -66.94 0.83 177.77 -1.58 706.23 0.10 0.89 172.37 -0.97 0.14 -111.67 -17.33 0.00 116.16 -66.79 0.83 173.32 -1.63 502.64 0.20 0.89 164.77 -0.98 0.30 -84.22 -10.47 0.00 118.26 -56.73 0.82 165.72 -1.68 73.92 0.30 0.89 156.86 -0.98 0.58 -76.20 -4.71 0.00 117.54 -52.01 0.82 158.16 -1.75 22.90 0.40 0.89 148.34 -1.04 1.00 -77.36 0.01 0.00 121.16 -47.32 0.80 150.04 -1.92 9.07 0.50 0.87 139.08 -1.20 1.58 -83.18 3.96 0.01 118.98 -43.55 0.78 141.53 -2.21 4.87 0.60 0.85 128.94 -1.45 2.33 -91.97 7.36 0.01 114.39 -40.18 0.74 132.45 -2.63 3.15 0.70 0.81 117.74 -1.85 3.29 -103.03 10.35 0.01 107.35 -37.13 0.69 122.65 -3.23 2.32 0.80 0.74 105.37 -2.56 4.41 -116.67 12.88 0.02 97.31 -34.43 0.62 112.37 -4.17 1.93 0.90 0.66 91.69 -3.57 5.70 -131.64 15.12 0.02 86.32 -32.10 0.53 101.71 -5.46 1.67 1.00 0.55 75.92 -5.20 7.02 -148.43 16.92 0.03 72.97 -30.15 0.43 91.88 -7.26 1.52 1.10 0.42 60.05 -7.61 8.16 -166.16 18.24 0.04 58.73 -28.65 0.33 85.01 -9.71 1.42 1.20 0.28 46.84 -11.11 9.02 176.38 19.11 0.04 44.57 -27.60 0.23 85.96 -12.83 1.35 1.30 0.15 40.60 -16.49 9.52 159.78 19.57 0.04 30.96 -26.99 0.17 99.47 -15.48 1.31 1.40 0.06 68.58 -24.49 9.73 144.35 19.76 0.05 18.40 -26.63 0.16 118.54 -15.78 1.29 1.50 0.08 130.90 -21.79 9.72 130.34 19.75 0.05 7.30 -26.47 0.19 128.54 -14.54 1.28 1.60 0.14 136.84 -17.07 9.60 117.63 19.65 0.05 -2.92 -26.42 0.22 130.13 -13.30 1.27 1.70 0.19 131.02 -14.59 9.44 106.04 19.50 0.05 -11.91 -26.42 0.24 128.12 -12.45 1.28 1.80 0.22 122.69 -13.16 9.25 95.27 19.32 0.05 -20.35 -26.49 0.25 124.62 -11.92 1.29 1.90 0.24 113.45 -12.34 9.07 85.05 19.15 0.05 -28.34 -26.53 0.26 120.23 -11.62 1.30 2.00 0.25 103.97 -11.91 8.90 75.52 18.99 0.05 -35.86 -26.57 0.26 116.00 -11.54 1.32 2.10 0.26 94.33 -11.80 8.74 66.20 18.83 0.05 -43.36 -26.62 0.26 111.82 -11.61 1.34 2.20 0.25 84.30 -11.91 8.62 57.25 18.71 0.05 -50.50 -26.67 0.26 108.07 -11.80 1.36 2.30 0.24 73.82 -12.28 8.50 48.53 18.59 0.05 -57.61 -26.70 0.25 104.90 -12.13 1.38 2.40 0.23 62.53 -12.90 8.39 39.82 18.48 0.05 -64.62 -26.71 0.24 102.10 -12.55 1.40 2.50 0.21 49.87 -13.76 8.31 31.19 18.40 0.05 -71.78 -26.79 0.22 100.25 -13.07 1.43 3.00 0.15 -74.29 -16.40 7.88 -12.75 17.93 0.04 -110.43 -27.21 0.16 111.26 -15.72 1.58 3.50 0.43 -153.06 -7.29 6.93 -58.47 16.82 0.04 -153.19 -28.67 0.20 122.05 -14.18 1.74 4.00 0.67 169.43 -3.45 5.60 -102.14 14.96 0.03 165.03 -31.05 0.14 104.95 -16.88 1.87 5.00 0.86 114.66 -1.33 3.19 172.85 10.08 0.02 88.83 -35.38 0.27 -135.43 -11.34 2.22 6.00 0.89 50.49 -0.99 1.38 97.47 2.80 0.01 29.19 -36.53 0.38 149.37 -8.50 4.15 7.00 0.95 2.17 -0.47 0.54 46.58 -5.35 0.01 -15.36 -37.36 0.39 94.75 -8.16 5.84 8.00 0.98 -14.05 -0.16 0.27 8.81 -11.26 0.01 -43.35 -37.75 0.47 66.73 -6.62 4.09 9.00 0.96 -31.89 -0.32 0.16 -32.27 -15.96 0.01 -72.38 -37.87 0.56 37.77 -5.04 12.09 10.00 0.94 -70.89 -0.58 0.08 -80.93 -21.60 0.01 -108.98 -39.92 0.62 -0.96 -4.08 45.84 11.00 0.95 -102.69 -0.40 0.03 -121.56 -29.74 0.00 -141.20 -46.39 0.72 -40.39 -2.83 136.26 12.00 0.97 -115.91 -0.25 0.01 -144.08 -39.18 0.00 -147.56 -62.59 0.81 -63.12 -1.87 1194.5 13.00 0.97 -125.32 -0.27 0.00 -147.91 -51.96 0.00 -2.63 -53.49 0.83 -81.81 -1.65 1771.7 14.00 0.96 -145.29 -0.38 0.00 -44.69 -49.13 0.01 -31.64 -45.86 0.82 -104.80 -1.69 764.55 15.00 0.96 -170.76 -0.31 0.01 -63.24 -44.11 0.01 -59.47 -43.55 0.83 -131.82 -1.59 259.48 16.00 0.97 175.48 -0.22 0.00 -87.63 -46.38 0.00 -84.21 -46.39 0.85 -151.51 -1.37 292.24 17.00 0.96 167.92 -0.31 0.00 -60.01 -52.59 0.00 -55.23 -52.88 0.87 -162.58 -1.24 1617.9 18.00 0.95 158.60 -0.45 0.01 -20.69 -45.67 0.01 -18.78 -45.62 0.87 -169.97 -1.24 445.59 19.00 0.93 140.29 -0.65 0.01 -16.45 -41.90 0.01 -15.28 -42.15 0.84 179.75 -1.52 327.89 20.00 0.95 118.62 -0.48 0.01 -17.88 -39.82 0.01 -16.56 -39.80 0.82 161.97 -1.73 163.82
10 mga-31289 k-factor (1) t a = 25c, v d = 5.0v, i d = 124ma, z o = 50 w mga-31289 typical noise parameters (1) t a = 25c, v d = 5.0v, i d = 124ma, z o = 50 w freq (ghz) f min (db) opt mag opt ang r n /z 0 ga (db) 0.5 7.27 0.82 -142 1.49 13.48 0.8 3.35 0.64 -119.4 0.59 17.91 0.9 3.24 0.537 -113.3 0.52 18.58 1 2.98 0.497 -103.1 0.48 19.17 1.5 2.2 0.225 -83.1 0.29 19.90 2 2.08 0.077 -92.9 0.23 19.30 2.5 1.93 0.096 158.8 0.2 18.48 3 2.05 0.31 159.2 0.13 17.66 3.5 2.45 0.385 174.3 0.13 17.43 4 3.13 0.557 -159 0.14 17.11 4.5 4.20 0.692 -135.5 0.73 16.78 5 4.63 0.787 -113.2 1.53 15.84 5.5 4.78 0.91 -88 4.08 13.86 6 6.11 0.87 -65.7 9.48 10.37 note: 1. measurements are made on 10mils rogers ro4350 trl board. 0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00 0.0 5.0 10.0 15.0 20.0 frequency (ghz) k factor k factor
11 part number ordering information part number no. of devices container MGA-31289-BLKG 100 antistatic bag mga-31289-tr1g 3000 13 tape/reel sot89 package dimensions dimensions in mm dimensions in inches symbols minimum nominal maximum minimum nominal maximum a 1.40 1.50 1.60 0.055 0.059 0.063 l 0.89 1.04 1.20 0.0350 0.041 0.047 b 0.36 0.42 0.48 0.014 0.016 0.018 b1 0.41 0.47 0.53 0.016 0.018 0.030 c 0.38 0.40 0.43 0.014 0.015 0.017 d 4.40 4.50 4.60 0.173 0.177 0.181 d1 1.40 1.60 1.75 0.055 0.062 0.069 d2 1.45 1.65 1.80 0.055 0.062 0.069 e 3.94 - 4.25 0.155 - 0.167 e1 2.40 2.50 2.60 0.094 0.098 0.102 e1 2.90 3.00 3.10 0.114 0.118 0.122 s 0.65 0.75 0.85 0.026 0.030 0.034 e 1.40 1.50 1.60 0.054 0.059 0.063 matte finish polish polish d d1 e1 e l b e e1 s c b1 b a or d2 d1 1.24 1.23 0.77 b1 0.2 half etching 1.625 2.35 depth 0.100 e d d1 e1 e l e e1 s or
12 device orientation tape dimensions dimensions in mm notes: 1. 10 sprocket hole pitch cumulative tolerance 0.2 2. camber in compliance with eia 481 3. pocket position relative to sprocket hole measured as true position of pocket, not pocket hole 12.0 .3 ao = 4.60 bo = 4.90 ko = 1.90 5.50 .05 see note 3 1.75 .10 8.00 ? 1.5 +0.1/-0.0 2.00 .05 see note 3 4.00 see note 1 section a - a ? 1.50 min. ao ko r 0.3 typ. r 0.3 max. 0.30 .05 a a bo user feed direction cover tape carrier tape reel 12x 12x 12x 12x
for product information and a complete list of distributors, please go to our web site: www.avagotech.com avago, avago technologies, and the a logo are trademarks of avago technologies in the united states and other countries. data subject to change. copyright ? 2005-2013 avago technologies. all rights reserved. av02-2533en - may 23, 2013 reel dimensions C 13 reel ? 20.2 m i n 2.0 0.5 ? 13.0 +0.5 -0.2 102.0 ref 330.0 ref 8.4 (measured at hub) (measured at hub) "a" attention electrostatic sensitive devices safe handling required minneapolis usa u.s pat 4726534 r lokreel r 11.1 max. detail "a" detail "b" ps 6 6 p s 1.5 88 ref 96.5 +0.3 - 0.2 dimensions in mm

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