onsemi Small Signal NPN Transistor 3-Pin SOT-23 600mA 160V 300mW MMBT5551LT1G

onsemi MMBT5551LT1G is a small signal NPN transistor widely used in electronic circuits requiring reliable switching and amplification capabilities. It supports a maximum collector current of 600 mA and maximum collector-emitter voltage of 160 V, making it suitable for a variety of industrial, automotive, and commercial applications.

The transistor is packaged in a 3-pin SOT-23 surface-mount package, facilitating compact and automated PCB assembly. It features a maximum power dissipation rating of 300 mW and a minimum DC current gain (hFE) of 20, which ensures dependable performance in amplification tasks.

Operating temperature ranges from -55°C to 150°C, allowing this transistor to function in harsh environmental conditions including automotive and industrial settings. It also meets the automotive-qualified AEC-Q101 standard, reinforcing its suitability for critical automotive electronics systems.

The MMBT5551LT1G transistor is dimensioned at 3.04 mm length, 1.4 mm width, and 1.11 mm height, enabling design flexibility in space-constrained applications. It features transistor polarity NPN and single transistor configuration, providing versatility in discrete transistor circuit designs.

The transistor supports a maximum collector-base voltage of 180 V and maximum emitter-base voltage of 6 V. It is specifically designed for surface mount technology with 3 pin count. Suitable for use in industrial control, automotive electronics, power management, and signal processing circuits.

Provides reliable small signal amplification and switching functions. Compact device size ensures easy integration in modern electronic assemblies. It is ideal for designers and engineers seeking dependable performance in small signal transistor applications.

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