This part is a kind of semiconductor called 2N6400.

Function of this product has SILICON CONTROLLED RECTIFIERS.

Manufacturers : Electronix Express

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2N6400-2N6405 SILICON CONTROLLED RECTIFIERS Available Non-RoHS (standard) or RoHS compliant (add PBF suffix). Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. MAXIMUM RATINGS Rating Symbol Value Unit Peak repetitive off-state voltage (1) (TJ = -40 to 125°C, sine wave 50 to 60Hz, gate open) 2N6400 2N6401 2N6402 2N6403 2N6404 2N6405 VDRM VRRM 50 100 200 400 600 800 Volts On-state RMS current (180° conduction angles), TC = 100°C) IT(RMS) 16 Amps Average on-state current (180° conduction angles, TC = 100°C) IT(AV) Amps 10 Peak non-repetitive surge current (1/2 cycle, sine wave 60Hz, TJ = 90°C) Circuit fusing (t = 8.3ms) ITSM Amps 160 I2t 145 A2s Forward peak gate power (pulse width ≤ 1.0µs [ ... ]

2N6400 PDF Datasheet Download