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advance product information aug 16, 2005 1 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com -25 -20 -15 -10 -5 0 5 10 15 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3 frequency (ghz) s-parameter (db) 10 watt mmds packaged amplifier TGA2924-SG key features ? 2. 6 ghz application frequency range ? 12 db nominal gain ? 40 dbm nominal psat ? 2.5% evm at 30 dbm output power ? internally partially matched ? imd3 -45 dbc @ 28 dbm scl, typical ? bias conditions: 8 v @ 1.2 a (quiescent) ?0.5 m m hfet technology ? 2 lead cu-alloy base package fixtured measured performance bias conditions: vd = 8 v, idq =1.2 a performance data taken in a 2.6 ghz application circuit primary applications ? mmds pt-pt and pt-multi pt radio ? s-band power amplifiers the TGA2924-SG hpa provides 12 db of gain, 10 w of output power at 2.6 ghz and 2.5% evm at 30 dbm output power. the device is ideally suited for high linearity, high power wireless data applications such as mmds point-to-point or point-to- multi-point radios. the package has a high thermal conductivity copper alloy base. internal partial matching simplifies system board layout by requiring a minimum of external components. lead-free & rohs compliant. evaluation boards are available. product description note: this device is early in the characterization process prior to finalizing all electrical specifications. specifications ar e subject to change without notice. s21 s11 s22 35.5 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 frequency (ghz) output power (dbm) p1db p2db
advance product information aug 16, 2005 2 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com table i maximum ratings 1/ symbol parameter value notes vd drain supply voltage 10 v 2/ vg gate supply voltage range 0 v to -5 v idq drain supply current (quiescent) 4 a 2/ | ig | gate current 39 ma p in input continuous wave power 39 dbm 2/ p d power dissipation 11.2 w 2/, 3 / t ch operating channel temperature 175 c4/ t m mounting temperature (30 seconds) 260 c t stg storage temperature -65 to 150 c 1/ these ratings represent the maximum operable values for this device. 2/ combinations of supply voltage, supply current, input power, and output power shall not exceed p d . 3/ when operated at this bias condition with a base plate temperature of 85 c, the mttf life is 2 e+8 hours. 4/ junction operating temperature will directly affect the device median time to failure (t m ). for maximum life, it is recommended that junction temperatures be maintained at the lowest possible levels. TGA2924-SG
advance product information aug 16, 2005 3 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com table iii thermal information parameter test conditions t ch ( o c) r t jc ( q c/w) t m (hrs) r q jc thermal resistance (channel to backside of package) vd = 8 v i d = 1.2 a pdiss = 9.6 w 162 87.7 e+8 note: package backside snpb soldered to carrier at 85 c baseplate temperature. at saturated output power, the dc power consumption is 20w with 10w rf power delivered to the load and 10w dissipated. adding the 1w rf input power results in 11w total power dissipation and a maximum channel temperature of 173 c at 85 c baseplate temperature. table ii rf characterization table (t a = 25 q c, nominal) (vd = 8 v, idq = 1.2 a) symbol parameter test condition typical units gain small signal gain f = 2.6 ghz 12 db irl input return loss f = 2.6 ghz 6 db orl output return loss f = 2.6 ghz 10 db psat saturated output power 40 dbm TGA2924-SG
advance product information aug 16, 2005 4 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com bias conditions: vd = 8 v, idq = 1.2 a measured fixtured data application circuit tuned to 2.6 ghz TGA2924-SG 35.5 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 frequency (ghz) output power (dbm) p1db p2db -25 -20 -15 -10 -5 0 5 10 15 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3 frequency (ghz) s-parameter (db) s11 s21 s22
advance product information aug 16, 2005 5 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com bias conditions: vd = 8 v, idq = 1.2 a measured fixtured data application circuit tuned to 2.6 ghz TGA2924-SG 27 29 31 33 35 37 39 41 19 21 23 25 27 29 31 33 35 pin (dbm) pout (dbm) 2.45gh z 2.5ghz 2.55gh z 2.6ghz 2.65gh z 2.7ghz 2.75gh z 0 5 10 15 20 25 30 35 40 45 50 19 21 23 25 27 29 31 33 35 pin (dbm) pae (%) 2.45ghz 2.5ghz 2.55ghz 2.6ghz 2.65ghz 2.7ghz 2.75ghz 1200 1400 1600 1800 2000 2200 2400 19 21 23 25 27 29 31 33 35 pin (dbm) id (a) 2.45ghz 2.5ghz 2.55ghz 2.6ghz 2.65ghz 2.7ghz 2.75ghz
advance product information aug 16, 2005 6 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com bias conditions: vd = 8 v, idq = 1.2 a measured fixtured data application circuit tuned to 2.6 ghz TGA2924-SG 0 1 2 3 4 5 6 7 8 9 10 11 12 13 21 23 25 27 29 31 33 35 output power (dbm) evm (%) 2.6ghz 2.65ghz
advance product information aug 16, 2005 7 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com bias conditions: vd = 8 v, idq = 1.2 a measured fixtured data application circuit tuned to 2.6 ghz TGA2924-SG -65 -60 -55 -50 -45 -40 -35 -30 -25 -20 -15 -10 21 23 25 27 29 31 33 35 output power per tone (dbm) imd3 (dbc) 2.6ghz
advance product information aug 16, 2005 8 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com side view bias procedure 1. ensure no rf power is applied to the device. 2. pinch off device by setting vg to C3v. 3. increase vd to 8.0v while monitoring drain current. 4. increase vg until drain current reaches 1.2a 5. apply rf power. mechanical drawing tga2924 - sg TGA2924-SG top view note: all dimensions are in inches with 5 mil tolerance 0.068
advance product information aug 16, 2005 9 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com 2.6 ghz application circuit schematic TGA2924-SG pcb is 20 mil thick rogers 4003 substrate
advance product information aug 16, 2005 10 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com typical evaluation board layout * *the layout is a general purpose drawing that needs to be tuned for the specific application. pcb is ro4003 20 mil thickness, 0.5 oz standard copper cladding, with e r = 3.38. TGA2924-SG contact triquint applications engineering for additional info external component listing part type reference description capacitor c1 avx 06035j5r6bbt, 5.6 pf capacitor c2 avx 06035j5r6bbt, 5.6 pf capacitor c3 4.7uf capacitor c4 avx 06035j8r2bbt, 8.2 pf capacitor c5 avx 06035j8r2bbt, 8.2 pf resistor r1 0805, 10 w c1 c2 c3 c4 c5 r1 207 mil 518 mil 1095 mil 902 mil
advance product information aug 16, 2005 11 triquint semiconductor texas phone: (972)994-8465 fax: (972)994 8504 email: info-mmw@tqs.com web: www.triquint.com TGA2924-SG recommended surface mount package assembly proper esd precautions must be followed while handling packages. clean the board with acetone. rinse with alcohol. allow the circuit to fully dry. triquint recommends using a conductive solder paste for attachment. follow solder paste and reflow oven vendors recommendations when developing a solder reflow profile. typical solder reflow profiles are listed in the table below. hand soldering is not recommended. solder paste can be applied using a stencil printer or dot placement. the volume of solder paste depends on pcb and component layout and should be well controlled to ensure consistent mechanical and electrical performance. clean the assembly with alcohol. typical solder reflow profiles reflow profile snpb pb free ramp-up rate 3 c/sec 3 c/sec activation time and temperature 60 C 120 sec @ 140 C 160 c 60 C 180 sec @ 150 C 200 c time above melting point 60 C 150 sec 60 C 150 sec max peak temperature 240 c260 c time within 5 c of peak temperature 10 C 20 sec 10 C 20 sec ramp-down rate 4 C 6 c/sec 4 C 6 c/sec part package style TGA2924-SG gullwing leads ordering information

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