NTE228A Silicon NPN Transistor High Voltage Amp, Video Output Description: The NTE228A is a silicon NPN transistor in a TO202M type package designed for high−voltage TV video and chroma output circuits, high−voltage linear amplifiers, and high−voltage transistor regulators. Features: D High Collector−Emitter Breakdown Voltage: V(BR)CEO = 350V (Min) @ IC = 1mA D Low Collector−Emitter Saturation Voltage: VCE(sat) = 600mV (Max) @ IC = 20mA D Low Collector−Emitter Capacitance: Ccb = 3pF (Max) @ VCB = 30V D 2 Watts Free Air Dissipation @ TA = +25°C Absolute Maximum Ratings: Collector−Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350V Collector−Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450V Emitter−Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 700mA Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250mA Total Power Dissipation (TA = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2W Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16mW/°C Total Power Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10W Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80mW/°C Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C Thermal Resistance, Junction−to−Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.5°C/W Thermal Resistance, Junction−to−Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.5°C/W Lead Temperature (During Soldering, 1/16” from case, 10sec), TL . . . . . . . . . . . . . . . . . . . . . +250°C Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit OFF Characteristics Collector−Emitter Breakdown Voltage V(BR)CEO IC = 1mA, IB = 0 350 − − V Collector−Base Breakdown Voltage V(BR)CBO IC = 100μA, IE = 0 450 − − V Emitter−Base Breakdown Voltage V(BR)EBO IE = 100μA, IC = 0 6 − − V Collector Cutoff Current ICBO VCB = 250V, IE = 0 − − 0.2 μA Emitter Cutoff Current IEBO VBE = 5V, IC = 0 − − 0.1 μA Electrical Characteristics (Cont’d): (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit IC = 1mA, VCE = 10V 25 − − IC = 30mA, VCE = 10V 40 − 180 IC = 30mA, IB = 3mA − − 0.6 V IC = 50mA, IB = 5mA − − 1.5 V IC = 30mA − − 0.85 V IC = 10mA, VE = 20V, f = 20MHz 45 − 200 MHz VCB = 20V, IE = 0, f = 1MHz − − 3 pF ON Characteristics (Note 1) DC Current Gain hFE Collector−Emitter Saturation Voltage Base−Emitter ON Voltage VCE(sat) VBE(on) Dynamic Characteristics Current Gain−Bandwidth Product fT Collector−Base Capacitance Ccb Note 1. Pulse Test: Pulse Width ≤ 300μs, Duty Cycle ≤ 2%. .394 (10.0) .165 (4.2) Dia C .492 (12.5) .335 (8.5) .197 (5.0) .059 (1.5) x 45° Chamf .335 (8.5) .119 (3.0) .532 (13.5) E .098 (2.5) B C .181 (4.6) .138 (3.5)