NTE297 (NPN) & NTE298 (PNP) Silicon Complementary Transistors Audio Amplifier, Driver Features: D High Collector–Emitter Voltage D Ideal for 25 – 30W Low–Frequency Output Drive Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Collector–Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V Emitter–Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5A Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A Collector Power Dissipation, PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Collector Cutoff Current ICBO VCB = 20V, IE = 0 – – 0.1 µA Collector–Base Voltage VCBO IC = 10µA, IE = 0 80 – – V Collector–Emitter Voltage VCEO IC = 100µA, IB = 0 80 – – V Emitter–Base Voltage VEBO IE = 10µA, IC = 0 5 – – V VCE = 10V, IC = 150mA, Note 2 130 – 220 VCE = 5V, IC = 500mA, Note 2 50 100 – DC Current Gain hFE Collector–Emitter Saturation Voltage VCE(sat) IC = 300mA, IB = 30mA, Note 2 – 0.2 0.4 V Base–Emitter Saturation Voltage VBE(sat) IC = 300mA, IB = 30mA, Note 2 – 0.85 1.2 V VCB = 10V, IE = 50mA, f = 100MHz – 120 – MHz VCB = 10V, IE = 0, f = 1MHz – 11 20 pF Transition Frequency Collector Output Capacitance fT Cob Note 1. NTE297MP is a matched pair of NTE297 with their DC Current Gain (hFE) matched to within 10% of each other. Note 2. Pulse Measurement .339 (8.62) Max Seating Plane .026 (.66) Dia Max .512 (13.0) Min E C B .100 (2.54) .200 (5.08) Max .240 (6.09) Max