onsemi 500 mA NPN Transistor 300 V 3-Pin SOT-23 MMBTA42LT1G

The onsemi MMBTA42LT1G is a high-performance bipolar NPN transistor designed for versatile electronic applications requiring moderate current handling and high voltage tolerance. Featuring a maximum collector current rating of 500 mA and collector-emitter voltage up to 300 V, this transistor is ideal for switching and amplification tasks within industrial, automotive, and electronic circuit assemblies.

Packaged in a compact 3-pin SOT-23 surface mount footprint, the MMBTA42LT1G supports efficient PCB space utilization while providing reliable electrical performance. It offers a maximum power dissipation rating of 300 mW and operates safely across temperatures from -55°C up to 150°C, making it suitable for use in harsh environmental conditions.

The device features a minimum DC current gain (hFE) of 25 and a maximum transition frequency (ft) of 50 MHz, supporting high-speed switching applications. The transistor polarity is NPN, configured as a single transistor element with 3 pins for standard mounting.

This transistor adheres to the automotive quality standard AEC-Q101, ensuring high reliability and durability required by automotive and industrial manufacturers. Its exact dimensions are 3.04 mm in length, 1.4 mm in width, and 1.11 mm in height, providing compact integration capability in modern electronic designs.

Common applications include signal amplification, switching circuits, and embedded automotive electronics where robust semiconductor performance and compliance with stringent standards are necessary.

Suitable for industrial, automotive, laboratory, and manufacturing electronics. Provides a balance of voltage tolerance, current capacity, and thermal handling. Compact design enhances PCB density and manufacturing efficiency.

Compliant with automotive grade AEC-Q101 standard for enhanced reliability. Explore the extensive range of Bipolar Transistors and other electronic components available on EnvMart for your precise industrial and commercial needs.