onsemi Small Signal NPN Transistor 600 mA 40 V 3-Pin TO-92 2N4401TAR

onsemi 2N4401TAR is a small signal NPN transistor engineered for various electronic applications requiring efficient switching and amplification. Rated for a maximum DC collector current of 600 mA and a collector emitter voltage of 40 V, it is housed in a 3-pin TO-92 package that supports through-hole mounting.

This transistor supports a maximum power dissipation of 625 mW along with a maximum collector base voltage of 60 V, accommodating diverse circuit needs with reliable performance.

The minimum DC current gain (hFE) of 20 and a high maximum transition frequency of 250 MHz enables high-frequency and fast switching applications. Its operating temperature range (-55°C to 150°C) ensures stability in harsh industrial, laboratory, and commercial environments.

The device's compact dimensions (21.77 mm height, 5.2 mm length, 4.19 mm width) and single transistor configuration allow easy integration into PCB layouts, making it ideal for electronic circuits, power regulation, and switching roles.

Maximum DC collector current of 600 mA supports moderate load applications. Collector emitter voltage up to 40 V enables efficient control. Through-hole TO-92 package facilitates mounting versatility. Wide operating temperature range suitable for industrial and laboratory use.

High transition frequency allows use in fast switching circuits. Compact size for space-constrained electronics projects. Reliable NPN polarity for common transistor applications.

Widely used in electronic design, prototyping, and manufacturing, the onsemi 2N4401TAR transistor is a dependable choice for power and signal switching in industrial, commercial, and hobbyist electronics.

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