Emergency lighting, transistor circuits, Relay drivers, amplification of digital - tatanh1983/conchodom GitHub Wiki
FMMT493 Series NPN 1 A 100 V SMT Silicon Medium Power Transistor - SOT-23 https://www.futureelectronics.com/p/semiconductors--discretes--transistors--bipolar-transistors/fmmt493ta-diodes-incorporated-8133987