onsemi Bipolar Transistor NPN 600mA 40V SOT-223 Surface Mount Single PZT2222AT1G

The onsemi PZT2222AT1G is a general-purpose NPN bipolar transistor ideal for electronic circuit designers seeking robust switching and amplification capabilities. Its SOT-223 surface mount package makes it highly suitable for modern PCB layouts, where space efficiency and thermal performance are important.

Operating at a maximum DC collector current of 600mA and a collector-emitter voltage of 40V, this transistor is adaptable to a wide range of low- to moderate-power signal applications. With a maximum collector base voltage (VCBO) of 75V and emitter base voltage (VEBO) of 6V, it offers versatility for various circuit functions requiring stable operation and isolation.

Engineered to perform reliably, the PZT2222AT1G features a minimum DC current gain (hFE) of 35, ensuring ample amplification. Its transition frequency (ft) of 300MHz supports use in high-speed signal processing, making it suitable for communications, sensor interfaces, and control electronics. The maximum power dissipation of 1.5W supports continuous operation in demanding applications, while its wide temperature range (-55°C to 150°C) provides resilience for industrial and automotive environments.

This device adheres to RoHS standards for environmental compliance and is qualified to the automotive AEC-Q101 standard, ensuring reliability where stringent quality requirements are necessary. With a single transistor configuration and easy-to-integrate surface mount design, it supports efficient installation in automated production lines.

The compact dimensions (6.5mm length, 3.5mm width, 1.2mm height) make it optimal for dense electronics assemblies. Typical use cases include signal switching, amplification in embedded systems, automotive controls, industrial automation, and general-purpose electronics.

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