JAN2N3421-Transistor NPN Power Amplifier Transistor in TO-39 Metal Can Package

JAN2N3421-Transistor Overview

The JAN2N3421 is a high-performance NPN bipolar junction transistor designed for medium power switching and amplification applications. Featuring robust voltage and current handling capabilities, this transistor supports collector currents up to 0.8A and collector-emitter voltages of 100V, making it suitable for a wide range of industrial and commercial circuits. Its complementary pairing with similar PNP devices enables versatile push-pull amplifier designs. The JAN2N3421??s dependable electrical characteristics and rugged construction ensure consistent operation in demanding environments. Sourced from a trusted IC Manufacturer, this transistor meets stringent quality standards required in aerospace, defense, and industrial electronics.

JAN2N3421-Transistor Technical Specifications

JAN2N3421-Transistor Key Features

• High voltage tolerance: Supports collector-emitter voltages up to 100V, enabling use in high-voltage switching applications with improved safety margins.
• Moderate power dissipation: Handles up to 12.5W of power, allowing efficient operation in medium power stages without excessive heat generation.
• Reliable current gain: Provides a stable DC current gain range from 30 to 100, ensuring predictable amplification performance across operating conditions.
• Frequency response: Transition frequency of minimum 15 MHz supports moderate frequency analog signal processing and switching tasks.

Typical Applications

• Power amplification in audio and signal amplification systems requiring robust medium power transistors with stable gain.
• Switching devices in industrial control circuits where medium voltage and current handling is essential for reliable operation.
• Complementary push-pull amplifier stages, paired with PNP equivalents, for linear amplification in power supply and audio circuits.
• General-purpose transistor applications in aerospace and defense electronics benefiting from JAN (Joint Army-Navy) military-grade quality standards.

JAN2N3421-Transistor Advantages vs Typical Alternatives

This transistor offers enhanced voltage and current handling within a compact TO-18 package, outperforming many standard transistors in ruggedness and reliability. Its military-grade JAN certification ensures superior quality and consistent electrical characteristics, making it ideal for critical industrial and defense applications. The balance of moderate power dissipation and stable gain provides engineers with a dependable component that integrates well into both amplification and switching circuits, reducing design complexity and improving system robustness.

JAN2N3421-Transistor Brand Info

The JAN2N3421 transistor is a military-grade component originally standardized under the Joint Army-Navy (JAN) specification, reflecting stringent reliability and quality requirements for defense and aerospace use. Multiple manufacturers have produced JAN versions adhering to these specifications, ensuring interchangeability and consistent performance. The device??s rugged TO-18 metal can package and rigorous testing protocols align with military standards for environmental and electrical stress. This transistor remains a preferred choice where durability and long-term stability are paramount.

FAQ

What is the maximum collector current rating for this transistor?

The transistor can handle a continuous collector current of up to 0