NTE255 Silicon NPN Transistor Horizontal Driver, Amp Absolute Maximum Ratings: CollectorBase Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325V CBO CollectorEmitter Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300V CEO EmitterBase Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V EBO Collector Current, I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA C Power Dissipation (T = +25C), P max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 850mW A D Power Dissipation (T = +25C), P max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2W COLLECTOR LEAD D Maximum Operating Junction Temperature, T max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150C J Thermal Resistance, JunctiontoCase (T = +25C), R . . . . . . . . . . . 62.5C/W COLLECTOR LEAD thJC Thermal Resistance, JunctiontoAmbient (T = +25C), R . . . . . . . . . . . . . . . . . . . . . . 147C/W A thJA Electrical Characteristics: (T = +25C unless otherwise specified) A Parameter Symbol Test Conditions Min Typ Max Unit Collector Cutoff Current I V = 300V 1.0 A CBO CB DC Current Gain h I = 50mA, V = 10V, Note 1 25 FE C CE I = 100mA, V = 10V, Note 1 30 C CE I = 250mA, V = 10V, Note 1 15 C CE I = 500mA, V = 10V, Note 1 10 50 C CE CollectorEmitter Saturation Voltage V I = 100mA, I = 10mA, Note 1 0.2 0.5 V CE(sat) C B BaseEmitter Saturation Voltage V I = 500mA, I = 100mA, Note 1 0.9 1.2 V BE(sat) C B Transition Frequency f I = 50mA 30 300 MHz T C Output Capacitance C V = 10V, f = 1MHz 15 pF ob CB Input Capacitance C V = 0.5V, f = 1MHz 125 pF ib BE Note 1. Pulse Test: Pulse Width = 300 s..200 (5.08) .180 (4.57) .100 (2.54) .180 (4.57) E B C .594 (15.09) .018 (0.46) .015 (0.38) 3.050 (1.27) .050 (1.27) .050 (1.27) .140 (3.55) .090 (2.28) R