, L 2PC945 SILICON SMALL-SIGNAL TRANSISTOR NPN small-signal transistor, in a plastic TO-92 package. It is intended for use in audio amplifier driver stages and low speed switching applications etc. PNP complementary type is the 2PA733. QUICK REFERENCE DATA Collector-base voltage (open emitter) VcBo max. 60 V Collector-emitter voltage (open base) VcEO max. 50 V Collector current (DC} Ic max. 100 mA Total power dissipation at Tamp < 25 OC Prot max. 500 mW Collector-emitter saturation voltage Ic = 100 mA; Ip = 10 mA VCEsat max. 0.3 V DC current gain . min, 90 Ic=1mMA; VcE=6V hee max. 600 MECHANICAL DATA Dimensions in mm Fig.1 TO-92. Pinning 1 = base 2 = collector 3 = emitter ' t CI 0.40 4 min b e we 4.2 MAX w | 1.6 [* =.2 max -- oe : 12.7min - --- "| 7 0.66 056 (1) MBCOI4. 1 Note (1) Terminal dimensions within this zone are uncontrolled to allow for flow of plastic and terminal irregularities. September 1994 1211 2PC945 RATINGS Limiting values in accordance with the Absolute Maximum System (IEC 134) Collector-base voltage (open emitter) VcBO Collector emitter voltage (open base) VCEO Emitter-base voltage {open collector) VEBO Collector current (DC) Ic Base current (DC) lp Total power dissipation at Tamp < 25 OC Prot Junction temperature Tj Storage temperature range Tstg THERMAL RESISTANCE From junction to ambient in free air Rth j-a CHARACTERISTICS Tj 25 C unless otherwise specified Collector cut-off current lp = 0; Veg = 60V lcBo Emitter cut-off current Ic =O;Vepr5V lego DC current gain Ie- 0.1 mA; Voce =6V hee Ic= 1 mA; Voce = 6 V* hFE Collector-emitter saturation voltage le = 100 mA; Ip = 10 mA VCEsat Base-emitter on-state voltage Ic=1mMA:VcE=6V VBEon Base-emitter saturation voltage i = 100 mA; ! = 10mA VBEsat Transition frequency I = 10mA; Voce = EV tT Collector-base capacitance le > 0; Vcp > 6 V; f= 1 MHz Cc Noise figure Ie = 100 uA; VcE=6V; Ro= 2 kl; f= 1 kHz F * Classification of hee Group | R + ote woo Range 90. 180 135 270 200 400 300 - 600 1212 max. 60 max. 50 max. 5.0 max. 100 max. 20 max. 500 max. 150 65 to + 150 = 250 max. 100 max. 100 min. 50 min. 90 max. 600 max. 0.3 min, 0.6 max. 0.7 max. 1.1 min. 150 max. 450 max. 4.0 max. 15 < mA mA mW oC oC K/W nA nA MHz MHz pF dB September 1994