NTE2349 (NPN) & NTE2350 (PNP) Silicon Darlington Transistors High Current, General Purpose Description: The NTE2349 (NPN) and NTE2350 (PNP) are silicon complementary Darlington transistors in a TO3 type package designed for use as output devices in general purpose amplifier applications. Features: D High DC Current Gain: hFE = 1000 (Min) @ IC = 25A hFE = 400 (Min) @ IC = 50A D Diode Protection to Rated IC D Monolithic Construction w/Built–In Base–Emitter Shunt Resistor D Junction Temperature to +200°C Absolute Maximum Ratings: Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120V Collector–Base Voltage, VCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120V Emitter–Base Voltage, VEB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Collector Current, IC Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50A Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100A Continuous Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A Total Power Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300W Derate Above 25°C @ TC = +100°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.71W/°C Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +200°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +200°C Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.584°C Lead Temperature (During Soldering, 10sec Max), TL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +275°C Electrical Characteristics: (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 120 – – V VCE = 120V, RBE = 1kΩ – – 2 mA VCE = 120V, RBE = 1kΩ, TC = +150°C – – 10 mA ICEO VCE = 50V, IB = 0 – – 2 mA IEBO VBE = 5V, IC = 0 – – 2 mA OFF Characteristics Collector–Emitter Breakdown Voltage Collector–Emitter Leakage Current Emitter Cutoff Current V(BR)CEO IC = 100mA, IB = 0 ICER Electrical Characteristics (Cont’d): (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit IC = 25A, VCE = 5V 1000 – 18000 IC = 50A, VCE = 5V 400 – – IC = 25A, IB = 250mA – – 2.5 V IC = 50A, IB = 500mA – – 3.5 V IC = 25A, IB = 200mA – – 3.0 V IC = 50A, IB = 300mA – – 4.5 V ON Characteristics (Note 1) DC Current Gain hFE Collector–Emitter Saturation Voltage Base–Emitter Saturation Voltage VCE(sat) VBE(sat) Note 1. Pulse Test: Pulse Width ≤ 300µs, Duty Cycle ≤ 2%. Schematic Diagram C C B B E E NPN PNP .135 (3.45) Max .350 (8.89) .875 (22.2) Dia Max Seating Plane .312 (7.93) Min Emitter .215 (5.45) .061 (1.55) Max 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