BUY RN1421 https://www.utsource.net/itm/p/329930.html
TRANSISTOR 800 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, 2-3F1A, S-MINI, SC-59, TO-236MOD, 3 PIN, BIP General Purpose Small Signal
Description: RN1421 is a SOT-23 package NPN transistor manufactured by Toshiba America Electronic Components. Features: - Low collector-emitter saturation voltage - High current gain - High breakdown voltage - Low noise Applications: RN1421 is suitable for use in various applications such as switching, amplifier, and linear applications. It can be used in audio amplifiers, power supplies, motor control circuits, and other general purpose applications. (For reference only)