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alm-31122 700mhz - 1ghz 1-watt high linearity amplifier data sheet description avago technologies alm-31122 is a high linearity 1 watt pa with good oip3 performance and exceptionally good pae at 1db gain compression point, achieved through the use of avago technologies proprietary 0.25um gaas en- hancement-mode phemt process. all matching components are fully integrated within the module. this makes the alm-31122 extremely easy to use. the adjustable temperature-compensated internal bias circuit allows the device to be operated at either class a or class ab operation. the alm-31122 is housed inside a miniature 5.0 x 6.0 x 1.1 mm 3 22-lead multiple-chips-on-board (mcob) module package. component image 5.0 x 6.0 x 1.1 mm 3 22-lead mcob features fully matched, input and output high linearity and p1db unconditionally stable across load condition built-in adjustable temperatur e-compensated internal bias circuitry gaas e-phemt technology [1] 5v supply excellent uniformity in product specifications tape-and-reel packaging option available msl-3 and lead-free high mttf for base station application specifications 900 mhz; 5v, 394ma (typical) 15.6 db gain 47.6 dbm output ip3 31.6 dbm output power at 1db gain compression 52.5% pae at p1db 2 db noise figure applications class a driver amplifier for gsm/cdma base stations. general purpose gain block. note: 1. enhancement mode technology employs positive gate voltage, thereby eliminating the need of negative gate voltage associated with conventional depletion mode devices. notes: package marking provides orientation and identification 31122 = device part number wwyy = work week and year of manufacture xxxx = last 4 digit of lot number 31122 wwyy xxxx 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 21 20 22 gnd gnd vdd1 gnd vctrl gnd gnd gnd gnd vdd2 gnd nc gnd gnd gnd rf_out gnd gnd gnd gnd gnd nc gnd gnd rf_in gnd top view bottom view attention: observe precautions for handling electrostatic sensitive devices. esd machine model = 80 v esd human body model = 200 v refer to avago application note a004r: electrostatic discharge, damage and control.
2 . 34 .36 .38 .40 .42 .44 44 46 48 50 52 30 30.5 31 31.5 32 32.5 33 40 45 50 55 60 13.5 14 14.5 15 15.5 16 16.5 17 17.5 cpk = 2.22 std dev = 7 cpk = 4.21 std dev = 0.133 cpk = 4.29 std dev = 0.208 cpk = 5.73 std dev = 0.097 std dev = 0.65 absolute maximum rating [2] t a =25 c symbol parameter units absolute max. v dd, max device voltage, rf output to ground v 5.5 i ds, max device drain current ma 750 v ctrl,max control voltage v 5.5 p in,max cw rf input power dbm 25 p diss total power dissipation [4] w 4.125 t j,max junction temperature o c 150 t stg storage temperature o c -65 to 150 product consistency distribution charts [5, 6] thermal resistance [3] jc = 22 c/w (vdd = 5v, idd = 400ma, tc = 85 c) notes: 2. operation of this device in excess of any of these limits may cause permanent damage. 3. thermal resistance measured using infra-red measurement technique. 4. board (bottom of the device) temperature tb is 25 c. derate 45.7mw/ c for tc > 59.3 c. figure 1. ids; lsl = 340ma, nominal = 394ma, usl = 440ma figure 2. oip3; lsl = 45dbm, nominal = 47.6dbm figure 3. p1db; lsl = 30dbm, nominal = 31.6dbm figure 4. pae at p1db; nominal = 52.5% figure 5. gain; lsl=13.7db, nominal = 15.6db, usl=17.3db notes: 5. distribution data sample size is 500 samples taken from 3 different wafers. t a = 25c, vdd = 5v, vctrl = 5v, rf performance at 900mhz unless otherwise specified. future wafers allocated to this product may have nominal values anywhere between the upper and lower limits. 6. measurements are made on a production test board. input trace losses have not been de-embedded from actual measurements.
3 electrical specifications [7] t a = 25 c, vdd =5v, vctrl=5v, rf performance at 900mhz, measured on demo board (see figure 7) unless otherwise specified. symbol parameter and test condition units min. typ. max. ids quiescent current ma 340 394 440 ictrl vctrl current ma - 10.4 - gain gain db 13.7 15.6 17.3 oip3 [8] output third order intercept point dbm 45 47.6 - op1db output power at 1db gain compression dbm 30 31.6 - pae power added efficiency % - 52 - nf noise figure db - 2.0 - s11 input return loss, 50 source db - -14 - s22 output return loss, 50 load db - -11 - s12 reverse isolation db - -21 - notes: 7. measurements at 900mhz obtained using demo board described in figure 6 and 7. 8. 900mhz oip3 test condition: f rf1 - f rf2 = 10mhz with input power of -5dbm per tone measured at worse case side band. 9. use proper bias, heat sink and de-rating to ensure maximum channel temperature is not exceeded. see absolute maximum ratings and application note (if applicable) for more details.
4 s-parameter (vdd=5v, vctrl=5v, t=25oc, matched 50 ohm) freq (ghz) s11 (db) s11 (ang) s21 (db) s21 (ang) s12 (db) s12 (ang) s22 (db) s22 (ang) 0.1 -0.40 161.57 -56.46 -131.10 -74.70 50.37 -0.21 -167.06 0.2 -0.51 143.33 -20.88 155.28 -71.37 5.78 -0.42 152.48 0.3 -0.64 123.10 -4.90 78.86 -55.27 31.87 -0.81 119.79 0.4 -0.97 100.16 2.01 29.11 -45.70 -10.14 -1.48 83.90 0.5 -3.28 69.55 13.69 -47.22 -32.41 -84.32 -8.06 40.74 0.6 -6.13 54.69 16.12 -123.54 -27.69 -155.41 -9.00 54.17 0.7 -10.31 27.71 16.82 -180.00 -24.70 152.14 -9.89 -3.64 0.8 -23.89 55.10 16.74 130.34 -22.96 105.17 -13.61 -100.33 0.9 -14.77 105.79 15.74 87.60 -22.25 65.27 -12.57 176.42 1 -13.21 91.82 14.57 51.68 -21.84 31.78 -12.82 139.02 1.1 -13.47 100.03 13.64 17.13 -21.30 0.28 -13.65 141.76 1.2 -9.78 107.59 12.28 -18.54 -21.25 -33.26 -9.12 146.85 1.3 -6.06 89.99 10.25 -51.04 -22.17 -65.31 -5.21 126.94 1.4 -4.45 64.92 7.92 -79.94 -23.37 -90.84 -3.20 102.83 1.5 -4.09 37.55 5.59 -104.82 -24.18 -116.75 -2.25 80.60 1.6 -4.99 6.87 4.04 -131.36 -25.39 -141.93 -1.76 61.32 1.7 -8.65 -35.71 2.00 -161.35 -26.41 -170.62 -1.50 44.03 1.8 -16.99 -160.79 -0.68 162.55 -28.50 154.80 -1.25 28.09 1.9 -6.77 96.21 -5.56 123.70 -32.83 118.73 -1.00 12.40 2 -3.34 56.27 -12.69 98.31 -39.13 96.44 -0.86 -3.19 2.1 -2.06 28.78 -19.61 86.97 -45.68 87.50 -0.79 -18.37 2.2 -1.51 7.19 -27.76 81.73 -54.76 99.10 -0.87 -33.17 2.3 -1.23 -11.32 -36.07 112.46 -57.67 139.01 -0.86 -48.02 2.4 -1.05 -27.87 -37.39 154.20 -58.14 142.28 -0.80 -61.96 2.5 -0.95 -43.44 -36.83 170.21 -58.26 157.78 -0.88 -76.45 2.6 -0.89 -58.56 -36.30 174.51 -57.89 166.40 -0.84 -90.52 2.7 -0.84 -73.00 -37.01 171.55 -58.66 170.53 -0.81 -104.83 2.8 -0.82 -87.26 -38.58 166.13 -57.39 161.39 -0.83 -119.34 2.9 -0.81 -101.32 -40.69 163.37 -65.56 143.93 -0.85 -133.69 3 -0.82 -115.02 -44.64 165.47 -64.04 168.75 -0.89 -147.84 3.1 -0.73 -129.28 -51.00 177.12 -78.18 -179.56 -0.90 -162.35 3.2 -0.67 -142.15 -52.03 -119.97 -65.69 -57.72 -0.94 -176.34 3.3 -0.83 -155.79 -46.09 -86.42 -60.71 -73.52 -1.00 169.67 3.4 -0.77 -169.35 -42.29 -84.98 -57.55 -67.98 -1.04 156.06 3.5 -0.83 177.49 -40.33 -84.89 -55.64 -72.70 -1.09 142.51 3.6 -0.80 164.50 -37.48 -90.22 -53.33 -84.70 -1.15 129.44 3.7 -0.82 151.70 -36.01 -99.27 -52.54 -93.18 -1.13 116.92 3.8 -0.82 139.04 -35.53 -105.37 -50.50 -108.04 -1.13 104.78 3.9 -0.82 126.18 -34.79 -108.36 -50.05 -103.14 -1.12 92.23 4 -0.84 114.91 -33.51 -113.86 -47.08 -104.84 -1.07 80.08
5 freq (ghz) s11 (db) s11 (ang) s21 (db) s21 (ang) s12 (db) s12 (ang) s22 (db) s22 (ang) 4.1 -0.88 102.20 -32.79 -120.00 -46.42 -121.38 -1.05 67.91 4.2 -0.81 90.15 -31.28 -121.41 -46.79 -129.51 -1.01 56.46 4.3 -0.84 78.32 -31.18 -140.85 -46.47 -123.31 -0.91 45.15 4.4 -0.95 66.58 -31.86 -141.72 -44.69 -133.44 -0.94 33.69 4.5 -0.78 56.07 -30.65 -144.85 -44.58 -138.87 -0.96 22.26 4.6 -0.76 45.08 -30.41 -152.26 -43.15 -136.57 -0.94 11.27 4.7 -0.77 33.87 -29.68 -156.30 -41.78 -150.84 -0.96 0.29 4.8 -0.76 23.52 -28.33 -161.68 -41.86 -156.50 -0.96 -10.69 4.9 -0.75 13.01 -28.46 -172.40 -41.55 -161.09 -0.96 -21.59 5 -0.81 2.46 -28.80 -173.45 -40.46 -161.45 -0.98 -32.30 5.1 -0.76 -7.68 -27.74 -177.47 -39.81 -170.16 -1.01 -43.07 5.2 -0.80 -17.85 -27.64 177.01 -38.68 -171.79 -1.05 -54.42 5.3 -0.80 -27.95 -26.57 176.02 -37.39 -179.28 -1.08 -65.25 5.4 -0.82 -37.99 -25.42 167.11 -37.00 173.82 -1.15 -75.86 5.5 -0.77 -47.71 -25.10 160.50 -36.18 170.82 -1.15 -88.15 5.6 -0.84 -58.06 -24.28 156.30 -35.02 167.10 -1.28 -98.26 5.7 -0.83 -68.29 -23.30 149.56 -33.80 160.20 -1.40 -110.35 5.8 -0.95 -78.17 -22.36 142.93 -32.53 153.88 -1.27 -123.04 5.9 -0.95 -88.30 -21.57 135.56 -31.57 145.84 -1.37 -134.92 6 -0.96 -98.85 -20.65 129.16 -30.18 140.35 -1.83 -147.93
6 demo board schematic vsupply 3 8 vsense bias c5 c4 c8 c7 module outline 50-ohms tl output match c2 r1 c6 c1 z1 z2 vctrl r2 c3 1,2,19,20 input match 50-ohms tl vsupply 21 20 19 17,18 16 3,4 5 1,22 12,13,14,15 7 8 9 10 11 6 1,2,19,20 2 circuit symbol size value description c1, c6 0805 2.2uf ceramic chip capacitor c2, c4, c8 0402 0.1uf ceramic chip capacitor c3, c5, c7 0402 10nf ceramic chip capacitor r1 0805 0 ohm chip resistor r2 0805 not used n/a z1, z2 0805 not used zener diode 5.6v (optional) figure 6. demo board application schematics and components table demo board layout 10 1 rf input 20-pin connector rf output 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 pins pointing out of the page unit is on top pins 1,2,19,20 = vsupply = vdd pin 3 = vsense (optional) pins 5,6,15,16 = gnd pin 8 = vctrl other pins are not used figure 7. demo board layout diagram 1. recommended pcb material is 10 mils rogers ro4350, with fr4 backing for mechanical strength. 2. suggested component values may vary according to layout and pcb material.
7 alm-31122 typical performance t a = +25oc, vdd = 5v, vctrl = 5v, input signal=cw unless stated otherwise. 320 340 360 380 400 420 440 460 480 -40-30-20-100 102030405060708090 temperature (oc) ids (ma) 42 43 44 45 46 47 48 49 50 51 52 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) oip3 (db) 27 28 29 30 31 32 33 34 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) p1db (dbm) 10 11 12 13 14 15 16 17 18 19 20 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) gain (db) -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) s11 (db) -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) s22 (db) 85oc 25oc -40oc 85oc 25oc -40oc 85oc 25oc -40oc 85oc 25oc -40oc 85oc 25oc -40oc figure 9. over temperature oip3 vs frequency figure 10. over temperature p1db vs frequency figure 11. over temperature gain vs frequency figure 12. over temperature s11 vs frequency figure 13. over temperature s22 vs frequency figure 8. ids vs temperature
8 combines land pattern and stencil layout pcb land pattern stencil opening 5.80 0.50 0.50 0.35 4.80 0.30 0.35 4.20 0.85 0.30 0.30 0.70 0.60 1.30 0.50 pin 1 0.45 0.45 0.45 0.63 0.39 0.41 5.73 0.35 0.35 0.41 0.54 0.77 0.45 4.74 1.17 0.72 0.45 0.30 2.79 1.74 0.45 4.74 4.80 5.80 5.73 -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 0.7 0.75 0.8 0.85 0.9 0.95 1 frequency (ghz) s12 (db) 85oc 25oc -40oc -60 -55 -50 -45 -40 -35 -30 -25 -20 20 21 22 23 24 25 output channel power (dbm) acpr (dbc) 85oc 25oc -40oc 3gpp wcdma, test model 1 + 64dpch, +/- 5mhz o?set figure 14. over temperature s12 vs frequency figure 15. over temperature acpr vs channel power at 900mhz note: all dimensions are in millimeters. pcb layout and stencil design
9 package dimensions notes: 1. all dimenions are in milimeters 2. dimensions are inclusive of plating 3. dimensions are exclusive of mold flash and metal burr 1 2 3 4 5 6 7 8 9 1 0 11 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 92 1 20 22 bo tt om v iew ( 2 x) 1 .60 ( 6 x) 0.50 ( 4 x) 0.70 ( 4 x) 0.60 ( 2 x) 2.40 ( 2 x) 1 .30 0.07 ( a ll me t a l a n d sm gaps ) ( 8 x) 0.2 1 ( 8 x) 0.2 1 0 (1 2 x) 0. 1 6 ( 8 x) 0.50 sq 0. 1 0 6.00 0. 1 0 pi n 1 5.00 0. 1 0 0.60 1 .05 0. 1 0 t op v iew side v iew 31122 wwyy xxxx product family output power frequency band 700mhz-1ghz 1.7- 2.7ghz 3.3-3.9ghz 0.5w mga-30116 mga-30216 mga-30316 1w alm-31122 alm-31222 alm-31322 2w alm-32120 alm-32220 alm-32320 part number ordering information part number no. of devices container ALM31122-TR1G 1000 7 reel alm31122-tr2g 3000 13 reel alm31122-blkg 100 antistatic bag
10 user feed direction top view end view user feed direction cover tape carrier tape reel 31122 wwyy xxxx 31122 wwyy xxxx 31122 wwyy xxxx section b-b 5? all around bo b a (r0.50) b 4.000.10 see note #2 2.000.05 ?1.550.05 1.750.10 ao section a-a ko 0.300.05 5.500.10 12.000.30 ?1.50 (min) 8.000.10 device orientation tape dimensions
11 reel dimension - 7 inch ps 6 ps 6 back view ?178.00.5 ?55.00.5 6.25mm embossed letters lettering thickness: 1.6mm see detail "x" slot hole "b" slot hole(2x) 180 apart. slot hole "a": 3.00.5mm(1x) slot hole "b": 2.50.5mm(1x) ?13.0 65 45 r10.65 45 r5.2 embossed ribs raised: 0.25mm, width: 1.25mm 18.0* max. ?51.20.3 ?178.00.5 recycle logo front view 120 1.5 min. ?20.2 min. -0.2 +0.5 detail "x" -0.0 +1.5* 12.4 detail "y" (slot hole) 3.5 1.0 see detail "y" front back front back slot hole "a" ?178.00.5
reel dimension - 13 inch ps 6 2 1 12 11 10 9 8 7 2 0 3 5 4 6 6 ps ps 6 cpn 12mm mpn detail "x" recycle logo see detail "x" r19.00.5 ?12.30.5(3x) ?100.00.5 ?329.01.0 11.9-15.4** 18.4 max.* slot 5.00.5(3x) 12.4 +2.0* -0.0 16.0mm height x min. 0.4mm thick. embossed lettering embossed line (2x) 89.0mm length lines 147.0mm away from center point 7.5mm height embossed lettering date code esd logo ?16.0 7.5mm height embossed lettering hub ?100.00.5 ?329.01.0 20.2(min.) 1.5(min.) ?13.0 -0.2 +0.5 back view front view 2 0 12 10 8 7 11 9 1 3 4 6 5 2 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 limited in the united states and other countries . data subject to change. copyright ? 2005-2010 avago technologies limited. all rights reserved. av02-1178en - october 21, 2010

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