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features 1 of 12 optimum technology matching? applied gaas hbt ingap hbt gaas mesfet sige bicmos si bicmos sige hbt gaas phemt si cmos si bjt gan hemt rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? and ultimateblue? are trademarks of rfmd, llc. bluetooth is a trade- mark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered tradem arks are the property of their respective owners. ?2006, rf micro devices, inc. product description 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . rf mems sza-2044(z) 700mhz to 2.7ghz 5v 1w power amplifier rfmd?s sza-2044 is a high efficiency cl ass ab heterojunction bipolar transistor (hbt) amplifier housed in a low-cost surf ace-mountable plastic package. this hbt amplifier is made with ingap on gaas device technology and fabricated with mocvd for an ideal combination of low cost and high reliability. this product is spe- cifically designed as a final stage 802.11b/g and 802.16 equipment in the 2.0ghz to 2.7ghz bands. it can run from a 3v to 5v supply. optimized on-chip impedance matching circuitry provides a 50 ? nominal rf input impedance. the external out- put match and bias adjustability allows load line optimization for other applications over narrower bands, it features an output power detector, on/off power control, and high rf overdrive robustness. this product is available in a rohs compliant and green package with matte tin finish, designated by the ?z? package suffix. functional block diagram ? z part number is available in rohs compliant, pb-free, and rfmd green ? 802.11g 54mb/s class ab perfor- mance ? p out = 22dbm at 3% evm, 5v, 340ma ? p out = 18dbm at 3% evm, 3.3v, 175ma ? on-chip output power detector ? p1db = 29.5dbm at 5v, p1db = 25dbm at 3.3v ? robust - survives rf input power = +15dbm ? power up/down control <1 ? s ? available in rohs green compliant package applications ? 802.11b/g wifi, 2.4ghz ism appli- cations ds121211 ? package: qfn, 4mm x 4mm sza-2044(z) 700mhz to 2.7ghz 5v 1w power ampli- fier simplified device schematic stage 1 bias stage 2 bias pin 3 pin 12, 14 pin 20 pin 6 pin 18 pin 8 pin 16 pin 10 epad epad
2 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) nominal operating parameters absolute maximum ratings parameter rating unit vc2 collector bias current (i vc2 ) 500 ma vc1 collector bias current (i vc1 )150ma device voltage (v d ), no rf drive 7.0 v power dissipation 3 w operating ambient temperature (t a ) -40 to +85 c max rf input power for 50 ? output load 15 dbm max rf input power for 10:1 vswr rf out load 8dbm storage temperature range -40 to +150 c operating junction temperature (t j )+150 c esd rating - human body model class 1c (hbm) 500 v moisture sensitivity level msl-1 operation of this device beyond any one of these limits may cause permanent damage. for reliable continuous operation, the devi ce voltage and current must not exceed the maximum operating values specified in the table above. bias conditions should also satisfy the following ex pression: i d v d < (t j - t l )/r th , j-l parameter specification unit condition min. typ. max. frequency of operation 700 2700 mhz output power at 1db compression 28.5 dbm 1.5ghz 29.5 dbm 1.8ghz 29 dbm 2.1ghz 29.5 dbm 2.4ghz 28.0 29.5 dbm 2.5ghz small signal gain 29 db 1.5ghz 28.5 db 1.8ghz 28 db 2.1ghz 23.5 25.5 27.5 db 2.4ghz 23.5 25.5 27.5 db 2.5ghz output power 22 dbm 2.4ghz, 3% evm 802.11g 54mb/s 22 dbm 2.5ghz noise figure 6.1 db 2.5ghz third order intermod -46 dbc 1.5ghz, p out = 18dbm per tone -45.5 dbc 1.8ghz, p out = 18dbm per tone -43.5 dbc 2.1ghz, p out = 18dbm per tone -44.0 -40.0 dbc 2.5ghz, 18dbm per tone, 3% evm with ieee802.11g 54mbps output ip3 41 dbm 1.5ghz, v cc = 5v 40.5 dbm 1.8ghz, v cc = 5v 39.5 dbm 2.1ghz, v cc = 5v 41 dbm 2.5ghz, v cc = 5v worst case input return loss 10.0 13.0 db 2.4ghz to 2.5ghz worst case output return loss 9.0 11.0 db 2.4ghz to 2.5ghz output voltage range 0.9 to 1.7 v p out = 15dbm to 29dbm quiescent current 255 300 345 ma v cc = 5v) power up control current 1.9 ma v pc = 5v, (i vpc1 + i vpc2 ) off v cc leakage current 6.0 100.0 ua v pc = 0v thermal resistance 28 c/w junction - lead test conditions: z 0 = 50 ? , v cc = 5v, i q = 300ma, t bp = 30c caution! esd sensitive device. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. ex tended application of absolute maximum rating conditions to the device may reduce device reliability. specified typical perfor- mance or functional operation of the devi ce under absolute maximum rating condi- tions is not implied. the information in this publication is believed to be accurate and reliable. however, no responsibility is assumed by rf micro devices, inc. ("rfmd") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component circuitry, recommended appli- cation circuitry and specifications at any time without prior notice. rfmd green: rohs compliant per eu directive 2002/95/ec, halogen free per iec 61249-2-21, < 1000ppm each of antimony trioxide in polymeric materials and red phosphorus as a fl ame retardant, and <2% antimony in solder.
3 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) performance: 2.3ghz to 2.7ghz evaluation board data (v cc = v pc = 5.0v, i q = 300ma) s11 - input return loss -20 -15 -10 -5 0 0123456 freq (ghz) s11(db) t=-40c t=25c t=85c s12 - isolation -80 -70 -60 -50 -40 -30 -20 -10 0 0123456 freq (ghz) s12(db) t=-40c t=25c t=85c s21 - gain 0 5 10 15 20 25 30 0123456 freq (ghz) s21(db) t=-40c t=25c t=85c s22 - output return loss -20 -15 -10 -5 0 0123456 freq (ghz) s22(db) t=-40c t=25c t=85c narrowband s11 - input return loss -20 -15 -10 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 freq (ghz) s11(db) t=-40c t=0c t=25c t=70c t=85c narrowband s12 - isolation -80 -70 -60 -50 -40 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 freq (ghz) s12(db) t=-40c t=0c t=25c t=70c t=85c
4 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) performance: 2.3ghz to 2.7ghz evaluation board data (v cc = v pc = 5.0v, i q = 300ma) narrowband s21 - gain 15 20 25 30 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 freq (ghz) s21(db) t=-40c t=0c t=25c t=70c t=85c narrowband s22 - output return loss -20 -15 -10 -5 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 freq (ghz) s22(db) t=-40c t=0c t=25c t=70c t=85c evm vs pout, f=2.4ghz 802.11g, ofdm, 54 mb/s, 64qam 0 1 2 3 4 5 6 5 10152025 pout (dbm) evm (%) t=-40c t=0c t=25c t=70c t=85c evm vs pout, f=2.5ghz 802.11g, ofdm, 54 mb/s, 64qam 0 1 2 3 4 5 6 5 10152025 pout (dbm) evm (%) t=-40c t=0c t=25c t=70c t=85c dc supply current (idc) vs pout, t=25c 0.25 0.30 0.35 0.40 0.45 0.50 0.55 10.0 15.0 20.0 25.0 30.0 pout (dbm) idc(a) f=2.4ghz f=2.5ghz f=2.7ghz icq (dc bias point) vs vsupply (v+ and vpc) 0.0 0.1 0.2 0.3 0.4 0.5 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 vsupply (v) icq(a) t=-40c t=25c t=85c
5 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) performance: 2.3ghz to 2.7ghz evaluation board data (v cc = v pc = 5.0v, i q = 300ma) rf power detector (vdet) vs pout f=2.4ghz 0.8 1.0 1.2 1.4 1.6 1.8 14 16 18 20 22 24 26 28 30 pout (dbm) vdet(v) t=-40c t=25c t=85c rf power detector (vdet) vs pout f=2.5ghz 0.8 1.0 1.2 1.4 1.6 1.8 2.0 14 16 18 20 22 24 26 28 30 pout (dbm) vdet(v) t=-40c t=25c t=85c rf power detector (vdet) vs pout f=2.7ghz 0.8 1.0 1.2 1.4 1.6 1.8 2.0 14 16 18 20 22 24 26 28 30 pout (dbm) vdet(v) t=-40c t=25c t=85c gain vs pout, t=25c 22 23 24 25 26 27 28 14 16 18 20 22 24 26 28 30 pout (dbm) gain(db) f=2.4ghz f=2.5ghz im3 vs pout (2 tone avg.), t=25c tone spacing=1mhz -70 -60 -50 -40 -30 -20 -10 12 14 16 18 20 22 24 26 28 pout (dbm) im3(dbc) f=2.4ghz f=2.5ghz
6 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) performance: 2.3ghz to 2.7ghz evaluation board data (v cc = v pc = 5.0v, i q = 300ma ) 802.11b spectral regrowth vs. output power at 2.4 ghz 20 25 30 35 40 45 50 55 60 65 70 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 output power (dbm) (-dbr) adjacent channel (-dbr) alternate channel (-dbr) rbw 100 khz vbw 100 khz swt 1 s a * * sgl att 5 db * * * 1 r m cl rwr * ref 27.6 dbm off set 31.4 db lvl center 2.4 ghz span 66.53384837 mhz 6.653384837 mhz/ ext -70 -60 -50 -40 -30 -20 -10 0 10 20 ch pwr 27.77 db m acp low -37.71 db acp up -37.27 db alt1 low -51.39 db alt1 up -50.05 db date: 3.a ug.2004 15:48:28 output power spectrum 802.11b 11mbps cck, pout = 27.8dbm at 2.4ghz
7 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) pin names and descriptions pin name description 1, 2, 4, 5, 7, 9, 11, 13, 15, 17, 19 n/c these are unused pins and not wired inside the package. they may be grounded or connected to adjacent pins. 6vpc1 vpc1 is the bias control pin for the stage 1 active bias circuit. an external series resistor is required for proper setting of bias levels. refer to the evaluation board schematic for resist or value. to prevent potential damage, do not apply voltage to this pin that is +1v greater than voltage applied to pin 20 (vbias) unless vpc supply current capability is less than 10ma. 8vpc2 vpc2 is the bias control pin for the stage 2 active bias circuit. an external series resistor is required for proper setting of bias levels. refer to the evaluation board schematic for resist or value. to prevent potential damage, do not apply voltage to this pin that is +1v greater than voltage applied to pin 20 (vbias) unless vpc supply current capability is less than 10ma. 10 vdet output power detector voltage. load with >10k ? for best performance 3rf in rf input pin. this is dc grounded internal to the ic. do not apply voltage to this pin. 12, 14 rf out rf output pin. this is also another connection to the 2nd stage collector. 16 vc2 2nd stage collector bias pin. apply 3.0v to 5.0v to this pin. 18 vc1 1st stage collector bias pin. apply 3.0v to 5.0v to this pin. 20 vbias active bias network vcc. apply 3.0v to 5.0v to this pin. epad gnd exposed area on the bottom side of the package needs to be soldered to the ground plane of the board for optimum ther- mal and rf performance. several vias should be located un der the epad as shown in the recommended land pattern.
8 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) package drawing dimensions in millimeters (inches) refer to drawing posted at www.rfmd.com for tolerances. sza-2044 - 85/15 sn/pb plating sza-2044z - matte sn plating part symbolization the part will be symbolized with an ?sza -2044? for sn/pb plating or ?sza-2044z? for rohs green compliant product. marking designator will be on the top surface of the package.
9 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) 1.4ghz to 2.0ghz application schematic for v+ = v cc = 5.0 *r3 simulates external circuit loading to ground. recommended load range is 10k ? to 100k ? . ? may beremoved if vdet is not used 2.0ghz to 2.7ghz evaluation board schematic for v+ = v cc = 5.0 *r3 simulates external circuit loading to ground. recommended load range is 10k ? to 100k ? . ? may beremoved if vdet is not used **see table below or application note an-068 for values ***see table below for matching component values important note: pins 1, 2, 4, 5, 7, 9, 11, 13, 15, 17, 19 are unwired (n/c) inside the package. refer to page 2 for detailed pi n descriptions. some of these pins are wired to adjacent pins or gr ounded as shown in the application circuit. this is to maintai n consistency with the evaluation board layout shown below. it is recommended to use this layout and wiring to achieve the spec- ified performance.
10 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) evaluation board layout and bill of materials desg description table 1: output matching capacitor values (v cc = 5v, i q = 302ma) q1 sza-2044 r1 see table 2, 0402 1% freq.range c3 c5 c7 c10 r2 see table 2, 0402 1% 1.4ghz to 2.0ghz dni 56pf 33pf 1.2pf r3 47k ? , 0603 or 0402 2.0ghz to 2.2ghz 1.0pf 15pf dni dni r4 0 ? , 0603 or 0402 2.3ghz to 2.7ghz 0.5pf 15pf dni dni r5 see table 2, 0402 1% c1 1 ? f 16v tantalum cap table 2: resistor values for v pc = 2.9v to 5v (v cc = 5v, i q = 302ma) c2 0.1 ? f cap, 0603 or 0402 c3 see table 1, 0603 c4 0.1 ? f cap, 0603 or 0402 vpc (v) r1 r2 r5 c5 see table 1, 0603 2.9 34.8 27.4 out c6 0.1 ? f cap, 0603 or 0402 3.0 121 105 out c7 see table 1, 0603 3.1 205 182 out c10 see table 1, 0402 3.2 287 261 out l1 33nh ind, 0603 (toko ll1608-fh33nj or equiv) 3.3 374 332 out 5.0 1.82k 1.10k 4.75k
11 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) recommended land pattern dimensions in millimeters (inches) recommended pcb soldermask (smboc) for land pattern dimensions in millimeters (inches) .71 [.028] .71 [.028] 1.24 [.049] .28[.011] (typ) 2.49 [.098] .79[.031] (typ) .33[.013] (typ) 2.49 [.098] .50[.02] (typ) .71[.028] .71[.028] 1.24[.049] .71[.028] .36[.014] ? .38[.015] plated thru (8pl) 2.17 [0.09] 2.17 [0.09] 0.45 [0.02] 0.27 [0.01] 0.54 [0.02] 0.50 [0.02] 4.15 [0.16]
12 of 12 ds121211 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . sza-2044(z) ordering information ordering code description sza2044zsq standard 25 piece bag sza2044zsr standard 100 piece reel sza2044z standard 1000 piece reel SZA2044ZPCK-EVB2 evaluation board 2.0ghz to 2.7ghz tune and 5 loose sam- ple pieces

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