onsemi Bipolar Transistor 1.5 A NPN 80 V 3-Pin TO-225 BD139G

onsemi BD139G Bipolar Transistor 1.5 A NPN 80 V 3-Pin TO-225 is a general purpose NPN transistor designed for electronic components and assemblies where switching and amplification at moderate current and voltage levels are required.

It features a maximum DC collector current of 1.5 A and collector-emitter voltage of 80 V, making it suitable for various industrial and electronics applications including power amplification, switching circuits, and signal processing.

The transistor's TO-225 package type and through hole mount style facilitate straightforward PCB installation in electronic assemblies. With a maximum power dissipation of 1.25 W and a minimum DC current gain (hFE) of 25, the BD139G balances power handling and signal amplification performance effectively.

Operating reliably over a wide temperature range from -55°C to 150°C, it suits industrial, commercial electronic systems, and laboratory projects requiring consistent transistor behavior under various thermal conditions.

This 3-pin bipolar transistor includes single transistor configuration with pin count optimized for ease of use in electronic circuits. The transistor's compact height of 11.1 mm, length of 7.8 mm, and width of 3 mm enable integration in space-constrained applications.

While not automotive qualified, its widespread use in industrial design makes it an essential component in power and signal electronics.

Ideal for use in electronic device manufacturing, power supplies, control systems, and various semiconductor equipment, this transistor provides reliable switching and amplification capabilities.

Discover more semiconductor and Bipolar Transistor options from onsemi and similar brands in the Electronics & Electricals category at EnvMart.