MRF497 MOTOROLA | Alldatasheet
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MOTOROLA SC (XSTRS/R F) 4bE D MM 6367254 0094709 & MMMOTE MOTOROLA TI m= SEMICONDUCTOR ss T33 = TECHNICAL DATA MRF497 The RF Line 40W 5O MHz NPN SILICON RF POWER TRANSISTOR RF POWER | 2 | designed for 12.5 voit VHF large-signal power amplifier appli- TRANSISTOR cations in commercial and industrial equipment, operating in the NeW s1coN 25 to 50 MHz frequency range. © Low-Cost, Common-Emitter TO-220A8 Package « Specited 12'5V, 50 Mts Performance — — Output Power = 40 Watts. Power Gain = 10 dB Min Eficeney ~ 60% Min \\ © Load Mismatch Capability at Rated Voltage and RF Drive \\ yy MAXIMUM RATINGS Y [eatecoctnvrvorage | vero] 18 | we es Colector Bare Vonage veao 138 | vee _ Emer Buse Votoge veao [20] vee Eyes Catecior-Cuvven~ Gontauaa | te [80 | ae Spar TEES Total Device Dissipation @ Te = 25°C (1) a75 | Wans Lh A Derate above 25°C ‘ 05 | mw/ec al } | THERMAL CHARACTERISTICS a ~ i Thermal Resistance Juneuon oGeeei@) | Raye [20 | sew —t (2) Thermal Resstance'ts determined ander pected RF operating conditions by mfrared ore, smd Temestensare a ae 5 court ous FIGURE 1 — 50 MHz TEST CIRCUIT H Ree eka so0r ano wa Races 1 — Arco. ottte T_MMLMETERS ces Sat a ve Pees BILE Be cero peerterterter not aromas our aS ieee s = e aha ee os res Piette tom Loe ; oe ett 4 tio: + PRS RH MOTOROLA RF DEVICE DATA. (2-687
MOTOROLA SC (XSTRS/R F) 4BE D MM 6367254 0094710 2 MENOTE ELECTRICAL CHARACTERISTICS (Tc = 25°C unless otherwise noted) - [characterise Stet [min [tye [max [unit OFF CHARACTERISTICS T-33-11 Collector-Emitter Breakdown Voltage V(BA)CEO. Vide nes 100 made tp 20) Coltector-Emitter Breakdown Voltage V(BRICES Vide lig = 20 mAde, Vag = 0) Tmvter Buse Brekdown VoRroe Tremeso ve Wigs tOmade oO) lic = 10 Adc. Veg = 50 Vdc) DYNAMIC CHARACTERISTICS Output Capacranee a Te Weep 5 Van ig=0.1= 10 MH . FUNCTIONAL TESTS Commen-Emiter Anpitar ows; Gan = Tee 2 Sve Powe = 20,1250 Me Totector Etcieney = Wee 212. val, Pour = 40 W. t= $0 MMe FIOURE 2 POWER GAIN wens FREQUENCY FIGURE 3 - OUTPUT POWER venus INFUT POWER » TOI "Toda LTTE pf" JE = 2 [ ppm] fT PP ¢ ice eerccseseee Se gerry re Cheep SSS Pape “}— SS EE | wy Z1 4 im 1 }—}—J oo Pr i Fe Fs i OA seneauency he se nour rONER ATS FIGURE 6 ~ OUTPUT POWER werus SUPPLY VOLTAGE ome TNO (ee eft] er a ee [ T ras PERE be in] 2. aaeSsZese— gt i =e sii a ee ee i ca ac oo oe =ae As aC Se vee SURLY VOTNE VOLES a MOTOROLA RF DEVICE DATA 2-688
MOTOROLA SC (XSTRS/R F) 4BE D MM 6367254 0094711 4 MMOTL FIGURE 5 — SERIES EQUVALENT INPUT;OUTPUT IMPEDANCES ‘ C AT pe RHI LAK KOOKS T-33-11 REESE PRESSES Ee get LT ass a ot seeae om HER ES 2 | FilsconcoGater eames certs [we [cm [ite es I Py Tre-wie | 167-1 He ose | tase | 193-1038 =e Py Zax? = Cannan tte aavmum iad meer me [SET PK SEE OC je iireraneuerees PGURE 6 — TEST AMPLIFIER PCB PHOTOMASTER a MOTOROLA RAF DEVICE DATA 2-689