NTE94 Silicon NPN Transistor High Voltage Switch Description: The NTE94 is a silicon NPN transistor in a TO3 type case designed for medium to high voltage inverters, converters, regulators, and switching circuits. Features: D High Collector–Emitter Voltage: VCEO = 300V D DC Current Gain Specified at 1A and 2.5A D Low Collector–Emitter Saturation Voltage: VCE(sat) = 0.8V @ 1A Absolute Maximum Ratings: Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300V Collector–Base Voltage, VCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300V Emitter–Base Voltage, VEB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5A Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10A Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A Total Device Dissipation (TC = +75°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100W Derate Above 75°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.33W/°C Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +200°C Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.75°C/W Electrical Characteristics: (TC = +75°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 300 – – V OFF Characteristics Collector–Emitter Sustaining Voltage VCEO(sus) IC = 100mA, IB = 0 Collector Cutoff Current Emitter Cutoff Current ICEO VCE = 300V, IB = 0 – – 0.25 mA ICEX – – 0.5 mA IEBO VCE = 300V, VEB(off) = 1.5V, TC = +125°C VEB = 5V, IC = 0 – – 5 mA hFE IC = 1A, VCE = 5V 30 – 90 IC = 2.5A, VCE = 5V 10 – – ON Characteristics DC Current Gain Collector–Emitter Saturation Voltage VCE(sat) IC = 1A, IB = 0.1A – – 0.8 V Base–Emitter Saturation Voltage VBE(sat) IC = 1A, IB = 0.1A – – 1.2 V 2.5 – – MHz Dynamic Characteristics Current Gain–Bandwidth Product fT IC = 200mA, VCE = 10V, f = 1MHz .135 (3.45) Max .350 (8.89) .875 (22.2) Dia Max Seating Plane .312 (7.93) Min Emitter .040 (1.02) 1.187 (30.16) .665 (16.9) .215 (5.45) .156 (3.96) Dia (2 Holes) .430 (10.92) .188 (4.8) R Max Base .525 (13.35) R Max Collector/Case