BUX48

BUX48 & BUX48A Silicon NPN Transistors Audio Power Amp, Switch TO−3 Type Package Description: The BUX48 and BUX48A are silicon NPN power transistors in a TO−3 type package designed for high voltage, high−speed power switching regulators, converters, inverters, and motor control system applications Features: D Collector−Emitter Sustaining Voltage: VCEO(sus) = 400V Min (BUX48) VCEO(sus) = 450V Min (BUX48A) D Collector−Emitter Saturation Voltage: VCE(sat) = 1.5V Max D Switching Time: tf = 0.8s Max Absolute Maximum Ratings: Collector−Emitter Voltage, VCEO BUX48 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V BUX48A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450V Collector−Emitter Voltage (VBE = −2.5V), VCEX BUX48 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800V BUX48A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000V Emitter−Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30A Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A Total Power Dissipation (TC = +25C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175W Derate Above 25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0W/C Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65 to +200C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65 to +200C Thermal Resistance, Junction−to−Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0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 BUX48 VCEO(sus) IC = 100mA, IB = 0, L = 25mH, Note 1 BUX48A Collector Cutoff Current ICEX Collector Cutoff Current ICER Emitter Cutoff Current IEBO 450 − − V VCE = VCEX, VEB = −2.5V − − 0.2 mA VCE = VCEX, VEB = −2.5V, TC = +125C − − 2.0 mA VCE = VCEX, RBE < 10 − − 0.5 mA VCE = VCEX, RBE < 10, TC = +125C − − 4.0 mA VBE = 5V, IC = 0 − − 1.0 mA Note 1. Pulse Test: Pulse Width = 300ms, Duty Cycle  2%. Parameter Symbol Test Conditions Min Typ Max Unit IC = 10A, IB = 2A − − 1.5 V IC = 15A, IB = 3A − − 5.0 V IC = 8A, IB = 1.6A − − 1.5 V IC = 12A, IB = 2.4A − − 5.0 V IC = 10A, IB = 2A − − 1.6 V IC = 8A, IB = 1.6A − − 1.6 V VCC = 150V, IC = 10A, IB1 = 2A, IB2 = −2A − − 1.0 s − − 3.0 s − − 0.8 s − − 1.0 s − − 3.0 s − − 0.8 s ON Characteristics (Note 1) Collector−Emitter Saturation Voltage BUX48 VCE(sat) BUX48A Base−Emitter Saturation Voltage BUX48 VBE(sat) BUX48A Switching Characteristics BUX48 Turn On Time ton Storage Time ts Fall Time tf BUX48A Turn On Time ton Storage Time ts Fall Time tf VCC = 150V, IC = 8A, IB1 = 1.6A, IB2 = −1.6A Note 1. Pulse Test: Pulse Width = 300ms, Duty Cycle  2%. .135 (3.45) Max .350 (8.89) .875 (22.2) Dia Max Seating Plane .312 (7.93) Min Emitter .215 (5.45) .040 (1.02) 1.187 (30.16) .665 (16.9) .156 (3.96) Dia (2 Holes) .430 (10.92) .188 (4.8) R Max Base .525 (13.35) R Max Collector/Case