Our advantages：

Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China.  As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service. 

Description:
The FMMT491 is an NPN bipolar junction transistor designed for reliable switching and amplification in various electronic applications requiring moderate power handling and high-frequency performance. With a collector-emitter voltage rating (Vceo) of 60V and a maximum collector current (Ic) of 1A, it provides robust performance in a compact package. This transistor is optimized for efficient operation and precise control of currents.

Features：
● Low equivalent on-resistance
● Be complementaty with FMMT591

Applications:
The FMMT491 transistor is suitable for a wide range of applications, including:

● Switching Circuits: Efficiently controls higher currents in switching applications due to its high collector current rating.
● Amplification: Ideal for amplifying signals in audio and RF circuits up to 150MHz.
● Signal Processing: Used in oscillators, modulators, and other signal processing circuits requiring high-frequency performance.
● Power Management: Suitable for voltage regulation and power switching applications.
● Lighting Controls: Used in LED driver circuits and other lighting control systems.