onsemi Small Signal NPN Transistor 150 mA, 50 V, 3-Pin TO-92 KSC945YTA

onsemi KSC945YTA is a small signal NPN bipolar junction transistor designed for low power electronic applications. It features a maximum DC collector current of 150 mA and a maximum collector emitter voltage of 50 V, making it suitable for a wide range of electronic circuits including amplification and switching tasks.

The transistor comes in a 3-pin TO-92 package ensuring compact size and ease of mounting on through hole PCBs. Its physical dimensions include a height of 19.05 mm, length of 5.2 mm, and width of 4.19 mm, providing a small footprint on circuit boards.

This device supports a maximum power dissipation of 250 mW and can reliably operate up to temperatures of 150°C, making it suitable for moderate thermal conditions often encountered in consumer and industrial electronics.

With a minimum DC current gain (hFE) of 40 and a maximum transition frequency of 1 MHz, the KSC945YTA offers sufficient performance for audio frequency and low-frequency switching applications.

The transistor’s NPN polarity and single transistor configuration make it ideal for discrete electronic circuit design and assembly. The through hole mounting type results in straightforward installation and mechanical stability on printed circuit boards.

Designed for low power electronic applications requiring a small signal NPN transistor. Has a maximum DC collector current of 150 mA for moderate switching and amplification tasks. Supports a maximum collector emitter voltage of 50 V for various circuit protection needs.

Featuring a through hole mount type for easy PCB installation and replacement. TO-92 package provides compact size with height of 19.05 mm, length of 5.2 mm, and width of 4.19 mm. Minimum DC current gain (hFE) of 40 ensures adequate amplification performance.

Maximum power dissipation rating of 250 mW suits low power circuit demands. Maximum operating temperature of 150°C ensures reliability under thermal stress. Maximum transition frequency of 1 MHz suitable for audio and low frequency switching applications.

Pins count of 3 facilitates easy connections in discrete electronic circuits.

This transistor is widely used in industrial, electronic manufacturing, laboratory, consumer electronics, and educational circuit prototyping applications. It provides dependable performance for audio amplifiers, signal processing, switching circuits, and general purpose transistor functions.

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