The DIOTEC MMBTA42 is a high-voltage NPN bipolar transistor, expertly crafted for amplification and switching tasks in demanding electronic circuits. Encased in a space-saving SOT-23 package, the MMBTA42 boasts a collector-emitter breakdown voltage of 300V, making it suitable for applications where high voltage handling is crucial. As an authorized distributor of DIOTEC components, Supreme Components International guarantees the authenticity and quality of this transistor. This transistor is commonly employed in high-voltage inverters, power supplies, and other circuits requiring reliable performance under high voltage conditions. Its small size and robust characteristics make it a versatile choice for modern electronic designs. The MMBTA42 offers excellent gain and switching speeds, contributing to efficient circuit operation. Trust Supreme Components International for your DIOTEC component needs.