, Line. 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 U.S.A. TELEPHONE: (973) 376-2922 (212)227-6005 FAX: (973) 376-8960 2N2646 2N2647 SILICON UNIJUNCTION TRANSISTOR JEDEC TO-18 CASE* MAXIMUM RATINGS (TA=25°C unless otherwise noted) SYMBOL Po(RMS) 'E(RMS) IE Vfi2B1 VB2E Tj, TSTG RMS Power Dissipation RMS Emitter Current Peak Pulse Emitter Current Interbase Voltage Emitter Reverse Voltage Operating and Storage Junction Temperature ELECTRICAL CHARACTERISTICS TEST CONDITIONS n VB2B1 =iov+ v B2Bi -3-OV, 1 £=0 VB2B1 =10V, l£=50mA VB2B1 =3.0V, TA=-65°C to +150°C VB2Bi =10V, lE=50mA lB1=0 V B2E= 30V, VB2B1 =25V VB2B1 =20V, RB2=100n See test circuit below 'B2(MOD) a^BBO VEBI(SAT) IEO Ip \\1 VoB1 ^Conforms to JEDEC TO-18 outline except for lead conf igurat ion. 2NZb46 MIN MAX 0.56 o .75 4.7 9.1 15 TYP 0.1 0.9 3-5 TYP 12 5.0 4.0 3-0 Vnnl TEST CIRCUIT Vl B1 -^^ F (? fi 11 // W TT 300 50 2.0 35 30 "65 TO +150 (TA=25°C unless otherwise noted) SYMBOL RBBO UNIT mW mA A V V °C ^/ 2N2647 MIN MAX 0.68 0.82 k.7 9.1 15 TYP 0.1 0.9 3-5 TYP 0.2 2.0 8.0 18 6.0 *H V Jiwa —r^ii __ e , vW[—°"'""A uryL kfi mA fc/°C V uA pA mA V tn TEST CIRCUIT I-, L *"" Jiokn UNIT '9 F" </'' £ "3 Z CI.D ff ;iokn W ? =Cl ^ ^ ^ ^ B2 " ::»o __ 1 .iiirrr™ ,r NJ Semi-Conductors reserves the right to change test conditions, parameter limits and package dimensions \vithout notice. Information furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going to press. However NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use. N.I Semi-Conductors encourages customers to verify that datasheets are current before placing orders. Ssjni-Conductors