2N3771 & 2N3772 Silicon NPN Transistor High Power Audio Amplifier TO-3 Type Package Description: The 2N3771 and 2N3772 are silicon epitaxial-base NPN transistors in a TO-3 type case intended for linear amplifiers and inductive switching applications Absolute Maximum Ratings: Collector-Emitter Voltage (IE = 0), VCEO 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60V Collector-Emitter Voltage (VBE = -1.5V), VCEV 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V Collector-Base Voltage (IB = 0), VCBO 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100V Emitter-Base Voltage (IC = 0), VEBO 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7V Collector Current, IC 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30A 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20A Peak Collector Current, ICM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30A Base Current, IB 1N3771 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5A 1N3772 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5A Peak Base Current, IBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A Total Device Dissipation (TC +25C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150W Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65 to +200C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65 to +200C Thermal Resistance, Junction-to-Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.17C/W Electrical Characteristics: (TC =+25C unless otherwise specified) Parameter Min Typ Max Unit VCB = 50V - - 2 mA 1N3772 VCB = 100V - - 5 mA All Devices VCB = 30V, TJ = +150C - - 10 mA VCB = 30V - - 10 mA VCB = 50V - - 10 mA VCB = 50V - - 4 mA VCB = 100V - - 5 mA VCB = 5V - - 5 mA VCB = 7V - - 5 mA 40 - - V 60 - - V VCEV(sus) VBE = -1.5V, IC = 200mA, RBE = 100, Note 1 50 - - V 80 - - V VCER(sus) IC = 200mA, RBE = 100, Note 1 45 - - V 70 - - V IC = 15A, IB = 1.5A - - 2 V IC = 30A, IB = 6A - - 4 V IC = 10A, IB = 1A - - 1.4 V IC = 20A, IB = 4A - - 4 V VCE = 4V, Note 1 IC = 15A - - 2.7 V IC = 10A - - 2.7 V VCE = 4V, Note 1 IC = 15A 15 - 60 IC = 30A 5 - - IC = 10A 15 - 60 IC = 20A 5 - - Collector Cutoff Current 1N3771 Collector Cutoff Current 1N3771 Symbol ICEV ICEO Test Conditions VBE = -1.5V IB = 0 1N3772 Collector Cutoff Current 1N3771 ICBO IE = 0 1N3772 Emitter Cutoff Current 1N3771 IEBO IC = 0 1N3772 Collector-Emitter Sustaining Voltage 1N3771 VCEO(sus) IC = 200mA, IB = 0, Note 1 1N3772 Collector-Emitter Sustaining Voltage 1N3771 1N3772 Collector-Emitter Sustaining Voltage 1N3771 1N3772 Collector-Emitter Saturation Voltage 1N3771 VCE(sat) Note 1 1N3772 Base-Emitter Voltage 1N3771 VBE 1N3772 DC Current Gain 1N3771 hFE 1N3772 Small Signal Current Gain hFE IC = 1A, VCE = 4V, f = 1kHz 40 - - Transition Frequency fT IC = 1A, VCE = 4V, f = 50kHz 0.2 - - MHz Second Breakdown Collector Current Is/b VCE = 25V, t = 1s (non-repetitive) 6 - - A Note 1. Pulse Test: Pulse Width = 300s. Duty Cycle 2%. .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