features 1 of 7 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 SGA3286Z dc to 5000mhz, cascadable sige hbt mmic amplifier the SGA3286Z is a high performance sige hbt mmic amplifier. a darlington con- figuration featuring one-micron emitters provides high f t and excellent thermal per- formance. the heterojunction increases breakdown voltage and minimizes leakage current between junctions. cancellation of emitter junction non-linearities results in higher suppression of intermodulation products. at 850mhz and 35ma, the SGA3286Z typically provides +12.2dbm of 1db compressed power using a single positive voltage supply. only two dc-blo cking capacitors, a bias resistor, and an optional rf choke are required for operation. 0 5 10 15 20 012345 frequency (ghz) gain (db) -40 -30 -20 -10 0 return loss (db) gain irl orl gain & return loss vs. frequency v d = 2.6 v, i d = 35 ma (typ.) ? broadband operation: dc to 5000mhz ? cascadable 50 ? ? patented sige technology ? operates from single supply ? low thermal resistance package applications ? pa driver amplifier ? cellular, pcs, gsm, umts ? if amplifier ? wireless, data, satellite ds110812 ? package: sot-86 SGA3286Zdc to 5000mhz, cascadable sige hbt mmic ampli- fier parameter specification unit condition min. typ. max. small signal gain 13.0 14.5 16.0 db 850mhz 13.0 db 1950mhz 12.2 db 2400mhz output power at 1db compression 12.2 dbm 850mhz 11.3 dbm 1950 mhz output third intercept point 25.5 dbm 850mhz 24.8 dbm 1950 mhz bandwidth determined by return loss (>10db) 5000 mhz input return loss 19.2 db 1950mhz output return loss 22.7 db 1950mhz noise figure 3.8 db 1950mhz device operating voltage 2.3 2.6 2.9 v device operating current 31 35 39 ma thermal resistance (junction - lead) 97 c/w test conditions: v s =5v, i d =35ma typ., oip 3 tone spacing=1mhz, p out per tone=-5dbm, r bias =68 ? , t l =25c, z s =z l =50 ?
2 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z typical performance at key operating frequencies absolute maximum ratings parameter rating unit max device current (i d )70ma max device voltage (v d )4v max rf input power +18 dbm max junction temp (t j )+150c operating temp range (t l ) -40 to +85 c max storage temp +150 c 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 parameter unit 100 mhz 500 mhz 850 mhz 1950 mhz 2400 mhz 3500 mhz small signal gain db 14.9 14.6 14.5 13.0 12.2 10.8 output third order intercept point dbm 25.1 25.5 24.8 24.5 output power at 1db compression dbm 11.8 12.2 11.3 10.9 input return loss db 28.6 22.0 18.2 19.2 17.8 12.3 output return loss db 21.4 23.1 24.8 22.7 22.1 21.9 reverse isolation db 18.2 18.4 18.6 18.9 19.0 19.1 noise figure db 3.7 3.7 3.8 4.0 test conditions: v s =5v, i d =35ma typ., oip 3 tone spacing=1mhz, p out per tone=-5dbm, r bias =68 ? , t l =25c, z s =z l =50 ? 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 device 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 device s, 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.
3 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z 15 20 25 30 35 0 0.5 1 1.5 2 2.5 3 frequency (ghz) oip 3 (dbm) 5 7 9 11 13 15 0 0.5 1 1.5 2 2.5 3 frequency (ghz) p 1db (dbm) t l =+25oc t l =+25oc oip 3 vs. frequency v d = 2.6 v, i d = 35 ma (typ.) p 1db vs. frequency v d = 2.6 v, i d = 35 ma (typ.) 0 1 2 3 4 5 00.511.522.53 frequency (ghz) noise figure (db) t l =+25oc noise figure vs. frequency v d = 2.6 v, i d = 35 ma (typ.)
4 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z -30 -25 -20 -15 -10 012345 frequency (ghz) s 12 (db) +25c -40c +85c 0 5 10 15 20 012345 frequency (ghz) s 21 (db) +25c -40c +85c -40 -30 -20 -10 0 012345 frequency (ghz) s 22 (db) +25c -40c +85c t l t l t l -40 -30 -20 -10 0 012345 frequency (ghz) s 11 (db) +25c -40c +85c t l | s 11 | vs. frequency v d = 2.6 v, i d = 35 ma (typ.) | s 21 | vs. frequency v d = 2.6 v, i d = 35 ma (typ.) | s 12 | vs. frequency v d = 2.6 v, i d = 35 ma (typ.) | s 22 | vs. frequency v d = 2.6 v, i d = 35 ma (typ.)
5 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z suggested pad layout package drawing dimensions in inches (millimeters) refer to drawing posted at www.rfmd.com for tolerances. pin function description 1rf in rf input pin. this pin requires the use of an external dc-blocking capacitor chosen for the frequency of operation. 2, 4 gnd connection to ground. for optimum rf performance, use via holes as close to ground leads as possible to reduce lead inductance. 3rf out/bias rf output and bias pin. dc voltage is pr esent on this pin, therefor a dc-blockin g capacitor is necessary for proper opera- tion.
6 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z application schematic evaluation board layout rf in rf out 1 uf c b c b c d v s r bias l c 1 2 3 4 1000 pf SGA3286Z reference designator frequency (mhz) 500 850 1950 2400 3500 c b 220 pf 100 pf 68 pf 56 pf 39 pf c d 100 pf 68 pf 22 pf 22 pf 15 pf l c 68 nh 33 nh 22 nh 18 nh 15 nh recommended bias resistor values for i d =35ma r bias =( v s -v d ) / i d supply voltage(v s ) 5 v 8 v 10 v 12 v r bias 68 150 200 270 note: r bias provides dc bias stability over temperature. 1 uf r r bia s 1000 pf c b b c b c d l c v s v 32 a3 a32 mounting instructions 1. use a large ground pad area under device pins 2 and 4 with many plated through-holes as shown. 2. we recommend 1 or 2 ounce copper. measurements for this data sheet were made on a 31 mil thick fr-4 board with 1 ounce copper on both sides.
7 of 7 ds110812 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . SGA3286Z part identification ordering information ordering code description SGA3286Z 13" reel with 3000 pieces SGA3286Zsq sample bag with 25 pieces SGA3286Zsr 7? reel with 100 pieces SGA3286Zpck1 850mhz, 5v operation pcba with 5-piece sample bag 1 2 3 4 32z
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