MRF479 NJSEMI | Alldatasheet
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Technical content
<£e.mi-Conclu<iko'i ZPtoducti, fine. 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 U.S.A. TELEPHONE: (973) 376-2922 (212) 227-6005 FAX: (973) 378-8960 MRF479 NPN SILICON RF POWER TRANSISTOR DESCRIPTION: MRF479 is Designed for 12,5 V FM Large-Signal Amplifier Applications to 50 MHz. MAXIMUM RATINGS Ic VCE VCB PDISS TSTG GJC
2.0 A (CONT)
30 W @ Tc = 25
-65°Cto+150°C 5.85 °C/W PACKAGE STYLE TO-220AB (COMMON EMITTER) Sk ' ' 1 1 '^' 1 il H D ' " r *L| 1 = BASE 2 = EMITTER 3 = COLLECTOR TAB = EMITTER A B C f G H L M N P ft S T U m mm DHtfH >™J^ — I 1414 1S.2 1bi 9K)«» ,' nc*WO- mm 0383 O.Sifl 12.? 137 O.MO 8J ' «« L 0244 1 4_4 3,5 26S *.« j 0 173 5.S 295
17 C typ
_ 3,™,-. 0.4 1 2.4 4.96 2.4 D.B1 1.7 386 i 33 0.64 s.rs S.tS 2.7 0.94 0 137 0.1O4 max 0*W o.eae 0339 03SQ 0181 0216 0.116 0632 typ. 0.044 0 U7 0048 0016 0.094 0.194 0.094 0034 O.W7 COS! floes aw O.M3 0.1W 0037 CHARACTERISTICS SYMBOL BVcEo BVceo BVEBO ICES hFE C0b ORE TI TEST CONDITIONS lc = 20 mA Ic = 20 mA IE= 5.0 mA VCEs = 15V VCE = 5.0 V lc = 500 mA VCB = 12.5V f= 1.0 MHz Vcc = 12.5V ICQ = 20mA Pou, = 1 5 W (PEP) ^ = 30 MHz f2 = 30.001 MHz MINIMUM 4.0 TYPICAL 120 MAXIMUM 5.0 155 -30 UNITS V V V mA PF dB dB