This part is a kind of semiconductor called 2SD1976.

Function of this product has Silicon NPN Triple Diffused.

Manufacturers : Hitachi Semiconductor

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2SD1976 Silicon NPN Triple Diffused Application High voltage switching, igniter Feature • Built-in High voltage zener diode (300 V) • High Speed switching Outline TO-220AB 2 1 1. Base 2. Collector (Flange) 3. Emitter ID 1.6 kΩ (Typ) 160 Ω (Typ) 3 1 2 3 2SD1976 Absolute Maximum Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Diode current Collector peak current Collector power dissipation Junction temperature Storage temperature Note: 1. Value at TC = 25°C. Symbol VCBO VCEO VEBO IC ID* 1 Rating 300 300 7 6 6 10 40 150 –55 to +150 Unit V V V A A A W °C °C I C(peak) PC * Tj Tstg 1 Electrical Characteristics (Ta = 25°C) Item Collector to base breakdown voltage Collector to emitter sustain volta [ ... ]

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