NTE198 Silicon NPN Transistor High Voltage Power Transistor Description: The NTE198 is a high voltage silicon NPN power transistor in a TO220 type package designed for use as a line operated audio output amplifier, switchmode power supply driver, and other switchmode applications. Absolute Maximum Ratings: Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V Collector–Base Voltage, VCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500V Emitter–Base Voltage, VCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600mA Total Power Dissipation (TA = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2W Derate above +25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.016W/°C Total Power Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40W Derate above +25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.32W/°C Unclamped Inducting Load Energy, E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20mJ Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.125°C/W Thermal Resistance, Junction–to–Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.5°C/W Electrical Characteristics: (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 400 – – V OFF Characteristics Collector–Emitter Sustaining Voltage VCEO(sus) IC = 30mA, IB = 0, Note 1 Collector Cutoff Current Emitter Cutoff Current ICEO VCE = 300V, IB = 0 – – 1 mA ICES VCE = 500V, VBE = 0 – – 1 mA IEBO VBE = 5V, IC = 0 – – 1 mA Note 1. Pulse test: Pulse Width ≤ 300µs, Duty Cycle ≤ 2%. Electrical Characteristics (Cont’d): (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max VCE = 10V, IC = 0.3A 30 – 150 VCE = 10V, IC = 1A 10 – – Unit ON Characteristics (Note 1) DC Current Gain hFE Collector–Emitter Saturation Voltage VCE(sat) IC = 1A, IB = 0.2A – – 1.0 V Base–Emitter ON Voltage VBE(on) VCE = 10V, IC = 1A – – 1.5 V MHz Dynamic Characteristics Current Gain–Bandwidth Product fT VCE = 10V, IC = 0.2A, f = 2MHz 10 – – Small–Signal Current Gain hfe VCE = 10V, IC = 0.2A, f = 1kHz 25 – – Note 1. Pulse test: Pulse Width ≤ 300µs, Duty Cycle ≤ 2%. .420 (10.67) Max .110 (2.79) .147 (3.75) Dia Max .500 (12.7) Max .250 (6.35) Max .500 (12.7) Min .070 (1.78) Max Base .100 (2.54) Emitter Collector/Tab