features 1 of 8 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-6044 5.1ghzto5.9ghz ?watt power amplifier with active bias rfmd?s sza-6044 is a high linearity class a gaas heterojunction bipolar transistor (hbt) amplifier housed in a low-cost su rface-mountable plastic package. these hbt amplifiers are fabricated using mole cular beam epitaxial growth technology which produces reliable and consistent performance from wafer to wafer and lot to lot. this product is specifically designed as a driver or final stage amplifier for equip- ment in the 5.1ghzto5.9ghz band. it can run from a 3vto5v supply. load line optimization for target band is possible outside the package. its high linearity makes it an ideal choice for multicarrier and digital applications. ? single 3v to 5v operation ? high linearity class a oip 3 =39dbm at 5v ? 802.11a 54mb/s p out =17dbm at 3% evm ? p 1db 24dbm at 5v, 21dbm at 3.3v ? surface mount plastic pack- age ? power up/down control <1 ? s applications ? ofdm ? multicarrier applications ? 802.11a wifi driver stage ? fixed wireless, unii ds110714 ? package: qfn, 4mmx4mm sza-6044 5.1ghzto5.9 ghz ?watt power ampli- fier with active bias parameter specification unit condition min. typ. max. frequency of operation, 5100 5900 mhz output power at 1db compression 24.9 dbm 5.1ghz 24.6 dbm 5.5ghz 22.5 24.0 26.0 dbm 5.9ghz small signal gain 17.0 18.5 20.0 db 5.1ghz 17.3 db 5.5 ghz 14.9 16.4 17.9 db 5.9ghz worst case input return loss 8.0 11.0 db 5.1ghzto5.9ghz worst case output return loss 12.0 17.0 db 5.1ghzto5.9ghz output ip 3 37.0 39.0 dbm p out per tone=+8dbm@5.9ghz p out 17.0 dbm 802.11a 54mb/s pout@3% evm@5.9ghz, i=165ma noise figure, 7.8 9.8 db 5.9ghz total device current 145.0 165.0 185.0 ma i vbias +i ctotal =150ma, i vpc12 =15ma thermal resistance 56 c/w junction - lead test conditions: z 0 =50 ? , v cc =5v, i=165ma, t bp =30c
2 of 8 ds110714 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-6044 typical performance with 2.45ghz application circuit absolute maximum ratings parameter rating unit 1st stage collector bias current (i vc1 )100 ma 2nd stage collector bias current (i vc2 ) 190 ma device voltage (v d )6.0v power dissipation 1.5 w operating lead temperature (t l )-40to+85c rf input power 20 dbm junction temp (t j )+150c storage temperature range -40 to +150 c esd rating - human body model, class 1b (hbm) 500 v operation of this device beyond any one of these limits may cause permanent dam- age. for reliable continuous operation, the device voltage and current must not exceed the maximum operating values specified in the table on page one. bias conditions should also satisfy the following expression: i d v d <(t j -t l )/r th , j-l freq (mhz) vs (v) vce (v) idq (ma) p1db (dbm) oip3 (dbm) gain (db) s11 (db) s22 (db) nf (db) comments 2.4 3.3 2.7 11.0 9.6 27.0 15.0 16.5 17.0 1.4 series feedback 2.45 3.3 2.7 11.0 9.9 27.0 14.8 18.0 18.0 1.5 2.5 3.3 2.7 11.0 9.8 27.0 14.6 18.5 19.0 1.5 test conditions: oip3 tone spacing=1mhz, p out per tone=-5dbm. t l =25c caution! esd sensitive device. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. extended 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. rohs status based on eudirective2002/95/ec (at time of this document revision). 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. simplified device schematic 3 4 active bias 20 17 active bias 19 18 12 13 14 vc1 q1 q2 1 2 5 6 7 8 n/c vpc1 rf in vpc2 rf out/ vc2 vbias 9 10 11 15 16
3 of 8 ds110714 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-6044 5. 1 - 5. 9 ghz e val uat i on board dat a ( v bi as = 5. 0v , i bi as = 165m a ) i nput/ o utput return loss, i sol ati on vs frequency +25c -4 5 -4 0 -3 5 -3 0 -2 5 -2 0 -1 5 -1 0 5100 5200 5300 5400 5500 5600 5700 5800 5900 frequency(m h z) ret urn loss ( db ) s12 s22 s11 d evi ce c u rre n t vs source vol t age 0. 00 0. 05 0. 10 0. 15 0. 20 0. 25 0. 30 012 345 6 v cc( v) d evi ce c u rre n t ( a) +25c - 40c +85 c gai n vs tem p 12 13 14 15 16 17 18 19 20 21 22 5100 5200 5300 5400 5500 5600 5700 5800 5900 frequency(m h z) gai n ( db ) +25c - 40c +85c out put thr i d or der i nt er cept vs fr equency ( pout / t one = 2db m ) 32. 0 33. 0 34. 0 35. 0 36. 0 37. 0 38. 0 39. 0 40. 0 41. 0 42. 0 5100 5200 5300 5400 5500 5600 5700 5800 5900 frequency ( mhz) oi p3 ( db m ) +25c - 40c +85 c br oadband gai n, i nput / out put ret ur n loss vs fr equency +25c - 35 - 25 - 15 -5 5 15 25 123456 frequency ( ghz) db s11 s21 s22 p1db vs frequency 23. 0 23. 3 23. 5 23. 8 24. 0 24. 3 24. 5 24. 8 25. 0 25. 3 25. 5 25. 8 26. 0 5100 5300 5500 5700 5900 frequency ( mhz) p1 ( db m ) +25c - 40c +85c
4 of 8 ds110714 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-6044 802.11a 64qam 54mb/s error vector magnitude data (v bias = 5.0v, i bias = 165ma) evm burst average% vs output power (dbm) freq = 5.35ghz 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 2 4 6 8 10 1214161820 output power (dbm) bavg% +25c -40c +85c evm burst average% vs output power (dbm) freq = 5.725ghz 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 2 4 6 8 1 0 12 1 4 16 18 20 output power (dbm) bavg% +25c -40c +85c evm burst average% vs output power (dbm) freq = 5.875ghz 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 2 4 6 8 10 12 14 16 18 20 output power (dbm) bavg% +25c -40c +85c evm burst average% vs output power (dbm) freq = 5.15ghz 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 2 4 6 8 101214161820 output power (dbm) bavg% +25c -40c +85c
5 of 8 ds110714 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-6044 pin function description 1, 2, 5, 6, 7, 8, 9, 10, 11, 15, 16 n/c pins are not used. may be grounded, left open or connected to adjacent pin. 19 vpc2 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 resistor value. 20 vpc1 vpc1 is the control pin for the stage 1 active bias circuits. an external series resistor is required for proper set-ting of bias levels. refer to the evaluation board schematic for resistor value. 18 vbias vbias is the active bias circuit supply voltage. can be operated from 3vto5v. 3,4 rfin rf input pin. this is dc grounded internal to the ic. do not apply voltage to this pin. both pins 3 and 4 must be used for proper operation. 12, 13, 14 rfout/ vc2 rf output and second stage collector suppl y voltage pin. vc2 in the range of 3vto5v voltage should be sup-plied to this pin through an external rf choke. because dc biasing is presen t on this pin, a dc blocking capacitor should be used in most applications (see evaluation board schematic). the supp ly side of the bias network should be well bypassed. the output network and board layout specified in the app circui t is recommended for optimum performance. all pins 12-14 are required to be wired together at lead foot for proper operation. 17 vc1 vc1 is the first stage collector supply voltage. can be operated over the range of 3vto5v. epad gnd exposed area on the bottom side of the package needs to be soldered to the ground plane of the board for optimum thermal and rf performance. several vias should be located under the epad as shown in the rec-ommended land pat- tern.
6 of 8 ds110714 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-6044 package drawing dimensions in inches (millimeters) refer to drawing posted at www.rfmd.com for tolerances. land pattern and pcb soldermask r ecom m ended land pat t ern ( di mensi ons i n mm[ i n] ) : r ecom m ended pcb sol derm ask ( sm boc) f or land pat t ern ( di mensi ons i n mm[ i n] ) : 1. 58 [ 0. 062] 0. 50 [ 0. 020] 0. 26 [ 0. 010] 0. 38 [ 0. 015] 0. 29 [ 0. 011] 0. 21 [ 0. 008] 1. 58 [ 0. 062] 0. 75 [ 0. 030] ?0. 38 [ ?0. 015] 0. 005 cham fer ( 8p l) pl at ed thr u ( 4p l)
7 of 8 ds110714 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-6044 5.1ghz to 5.9ghz evaluation board schematic for 5v supply evaluation board layout and bill of materials rf i nput i nternally ground. use dc blo ck i f exteral dc vo ltag e i s present. v 8 zo=50 , 54. 2@ 5. 5g h z , 22. 3 zo=29 v @ 5. 5g h z 8 , 38. 4 zo=29 v @ 5. 5g h z 8 , 16 zo=13 v @ 5. 5g h z 8 c5 c1 c4 c2 q1 l1 r2 r1 c3 n o te : for 3. 3v 140m a operati on, l ow er v+ to 3. 3v and change r1 and r2 to 50 ohm . rf perform ance at 3. 3v , 140m a : gai n i ncreases 0. 5db , i p3 drops ~ 3db and p1db drops ~3db re l ati ve to 5v data. return l oss i s essenti al l y unchanged re l ati ve to 5v data. c ontact factory fo r more detai l s.
8 of 8 ds110714 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-6044 part identification the part will be symbolized with an ?sza-6044? ma rking designator on the top surface of the package. ordering information ordering code description sza6044zsq standard 25 piece bag sza6044zsr standard 100 piece reel sza6044z standard 1000 piece reel SZA6044ZPCK-EVB1 evaluation board 5.1ghz to 5.9 ghz tune
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