TC3943 rev2_20070503 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 1 / 2 0.5w single-bias and prematched gaas power phemts using smt package features photo enlargement ? prematched for 5~10 ghz ? 0.5w typical output power at 5~10ghz ? 7db typical linear power gain at 10ghz ? high linearity: ip3 = 37 dbm typical at 5~10ghz ? high power added efficiency: nominal pae of 30% at 5~10ghz ? breakdown voltage: bv dgo 15v ? wg = 1.2 mm ? 100 % dc tested ? suitable for high reliability application ? lost cost smt ceramic package description the TC3943 is a single-bias and prematched gaas phemt. it is designed for use in low cost, high volume, and 5~10 ghz 0.5w amplifiers. it provides a typical gain of 7db and p1db of 27dbm at 10ghz. the single positive drain bias is 8v and the typical drain-source current is 150ma. the device is packaged in copper based ceramic 10 pins smt packages. the copper based carrier of the package allows direct soldering of the device to the pcb. electrical specifications (t a =25 ) symbol conditions min typ max unit p 1db output power at 1db gain compression point, f = 10ghz v ds = 8v 26 27 dbm g l linear power gain, f = 10ghz v ds = 8v 6 7 db ip3 intercept point of the 3 rd -order intermodulation, f = 10ghz v ds = 8v, *p scl = 14 dbm 37 dbm pae power added efficiency at 1db compression power, f = 10ghz 30 % i ds drain-source current at v ds = 8v 150 ma bv dgo drain-gate breakdown voltage at i dgo = 0.6ma 15 18 volts note: *p scl : output power of single carrier level.
TC3943 rev2_20070503 transcom, inc., 90 dasoong 7 th road, tainan science-based industrial park, hsin-she shiang, tainan county taiwan, r.o.c. web-site: www.transcominc.com.tw phone: 886-6-5050086 fax: 886-6-5051602 p 2 / 2 absolute maximum ratings (t a =25 c) symbol parameter rating v ds drain-source voltage 10v p in rf input power, cw 26 dbm p t continuous dissipation 1.9 w t ch channel temperature 175 c t stg storage temperature - 65 c to +175 c recommanded operating condition symbol parameter rating v ds drain to source voltage 8v handling precautions: the user must operate in a clean, dry environment. electrostatic discharge (esd) precautions should be observed at all stages of storage, handling, assembly, and testing. the static discharge must be less than 300v. evaluation board pcb material: ro4003 er = 3.38 thickness = 20 mil unit: mil * dxf file of the pcb can be downloaded from our web-site at www.transcominc.com.tw * application notes: for better heat sinking and grounding, it's recommended to have the via holes beneath TC3943 filled with solder and have two screws besides TC3943 installed on the pcb area. 10uf 1000pf 0.1uf vd 5~10ghz_v1 TC3943_ 386-350021-001 yyww TC3943 1.2pf atc 1.2pf evaluation board parts list part type qt?y reference designator description manufacturer part number capacitor 1 c1 (0603) 1.2pf5% murata grm39cog1r2c50v capacitor 1 c2 (0805) 1.2pf0.1pf atc atc 600f 1r2bt (1.2pf0.1pf 250wvdc) capacitor 1 c3 (0603) 1000pf10% murata grm39x7r102k50v capacitor 1 c4 (0603) 0.1f20% murata grm39y5v104z25v capacitor 1 c5 (0603) 10f20% murata grm42-6y5v106z25v (grm31cf5e106za01l)
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