2N2646

2N2646 Unijunction Transistor TO−18 Package Description: The 2N2646 is designed for use in pulse and timing circuits, sensing circuits and thyristor trigger circuits. Features: D Low Peak Point Current: 5A (Max) D Low Emitter Reverse Current: .005A (Typ) D Passivated Surface for Reliability & Uniformity Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Power Dissipation (Note 1), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300mW RMS Emitter Current, IE(RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA Peak Pulse Emitter Current (Note 2), iE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A Emitter Reverse Voltage, VB2E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V Interbase Voltage, VB2B1 . . . . . . . . . . . . . ....