SK3191

High-voltage PNP silicon power transistor optimized for high-gain audio frequency amplification and general-purpose driver lines. | TO-126 Plastic Package | Vintage stereo receiver amplifiers, power distribution control cards, discrete switching power rails. | SK3191 | NTE185 | SK3191 | MJE2371, 2SB555, BD136, VET185 | Guitar Pedal Power Inversion Protector: Used as a series-pass switch within the internal 9V distribution frame of an analog guitar pedal to automatically isolate downstream electronics if a reverse-polarity power adapter is accidentally plugged in. | General Electric and Sylvania Master Industrial Distribution Panels: This medium-power linear switching semiconductor was utilized to act as a highly responsive solid-state gate across low-voltage line regulation trunks.