JAN2N2945A Transistor – NPN Power Amplifier, TO-39 Metal Can Package by JAN

JAN2N2945A-Transistor Overview

The JAN2N2945A is a high-power PNP bipolar junction transistor designed for switching and amplification in industrial and military-grade applications. Offering robust current handling and voltage ratings, this transistor ensures reliable performance under demanding conditions. Its complementary nature with NPN counterparts makes it ideal for push-pull amplifier configurations and power regulation circuits. Built to meet stringent military standards, the device delivers enhanced durability and stability. Sourcing specialists and engineers benefit from its well-documented specifications and wide availability through IC Manufacturer.

JAN2N2945A-Transistor Technical Specifications

JAN2N2945A-Transistor Key Features

• High Collector Current Capacity: Supports up to 6 A continuous collector current, enabling efficient handling of high-power applications without thermal compromise.
• Robust Voltage Ratings: With a collector-emitter voltage rating of 60 V, the transistor is suitable for moderate voltage industrial circuits requiring reliable switching and amplification.
• Military-Grade Reliability: Designed to comply with stringent military specifications, ensuring superior durability and stable operation in harsh environments.
• TO-3 Package for Thermal Efficiency: Metal can packaging facilitates effective heat dissipation, improving performance and longevity in power-intensive applications.

Typical Applications

• Power Amplification stages in audio and industrial signal processing systems where high current and low distortion are critical for performance.
• Linear voltage regulators requiring stable transistor operation under varying load conditions.
• Push-pull amplifier configurations paired with complementary NPN transistors for efficient power conversion.
• Switching circuits in industrial equipment that demand reliable transistor operation under elevated temperatures and electrical stress.

JAN2N2945A-Transistor Advantages vs Typical Alternatives

This transistor offers superior current handling and voltage ratings compared to many general-purpose PNP devices, enabling higher power application use. Its military-grade build ensures enhanced reliability and temperature tolerance, making it more stable in critical industrial environments. The TO-3 package improves heat dissipation, providing greater efficiency and operational longevity compared to plastic-encapsulated transistors.

JAN2N2945A-Transistor Brand Info

The JAN2N2945A is a military specification transistor initially produced under the Joint Army-Navy (JAN) quality standard, historically associated with manufacturers such as Motorola and ON Semiconductor. This device adheres to strict reliability and performance criteria defined by the military, ensuring consistent quality. It remains favored in aerospace, defense, and industrial sectors where robustness and compliance with MIL-STD-750 test methods are essential.

FAQ

What is the maximum collector current rating of this transistor?

The maximum continuous collector current rating is 6 amperes. This allows the transistor to handle substantial load currents in power amplification and switching applications without damage.

Can this transistor be used in audio amplifier circuits?

Yes, its high current capacity and stable gain make it suitable for use in power amplifier stages of audio systems, particularly in push-pull configurations with a complementary NPN transistor.