JAN2N5238S-Transistor Overview
The JAN2N5238S is a high-reliability silicon NPN bipolar transistor designed for a variety of industrial and military applications. Featuring a collector-emitter voltage rating of 25V and a continuous collector current of up to 600mA, this transistor offers dependable switching and amplification performance. Its military-grade JAN (Joint Army-Navy) qualification ensures enhanced durability and stability under harsh conditions. The device is housed in a TO-18 metal can package, providing excellent thermal conductivity and mechanical robustness. Available from IC Manufacturer, this transistor is ideal for engineers and sourcing specialists requiring a rugged component with consistent electrical characteristics.
JAN2N5238S-Transistor Key Features
- High collector current capacity: Supports continuous collector current up to 600mA, enabling robust switching and amplification in demanding circuits.
- Enhanced voltage tolerance: Collector-emitter voltage rating of 25V allows reliable operation in moderate voltage environments, increasing circuit design flexibility.
- Military-grade JAN qualification: Ensures rigorous quality standards, providing dependable performance in critical and harsh industrial applications.
- TO-18 hermetic metal can package: Offers superior thermal dissipation and mechanical protection, enhancing device longevity and reliability.
JAN2N5238S-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (VCEO) | 25 | V |
| Collector-Base Voltage (VCBO) | 30 | V |
| Emitter-Base Voltage (VEBO) | 5 | V |
| Continuous Collector Current (IC) | 600 | mA |
| Power Dissipation (Ptot) | 625 | mW |
| DC Current Gain (hFE) | 40?C300 | ?? |
| Transition Frequency (fT) | 100 | MHz |
| Package Type | TO-18 (Metal Can) | ?? |
JAN2N5238S-Transistor Advantages vs Typical Alternatives
This transistor??s military-grade JAN certification guarantees higher reliability and tighter electrical tolerances compared to standard commercial transistors. Its robust TO-18 metal package enhances thermal management and mechanical protection, reducing failure rates in severe operating environments. The combination of a wide DC gain range and a respectable transition frequency delivers versatility, making it a superior option for engineers seeking both precision and ruggedness in switching and amplification tasks.
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Typical Applications
- Signal amplification in industrial control systems requiring stable gain and low noise performance under variable temperature conditions.
- Switching elements in power management circuits where reliability and current handling are critical.
- Interface stages in military and aerospace communication equipment, benefiting from the device??s JAN qualification.
- General-purpose transistor use in sensor conditioning and low to medium power analog circuits.
JAN2N5238S-Transistor Brand Info
The JAN2N5238S is a product offered under the Joint Army-Navy (JAN) designation, signifying adherence to strict military specifications for semiconductor devices. This ensures that each transistor meets rigorous standards for electrical performance, environmental stress, and mechanical durability. The brand associated with this transistor emphasizes quality and reliability, making it a trusted choice in defense, aerospace, and industrial sectors where component failure is not an option.
FAQ
What does the JAN marking on the transistor indicate?
The JAN marking denotes that the transistor meets the Joint Army-Navy military specifications, ensuring higher quality, tighter parameter control, and enhanced reliability compared to commercial-grade transistors. These devices undergo stringent testing for temperature, vibration, and electrical performance.
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Can this transistor be used in high-frequency applications?
Yes, with a transition frequency (fT) of up to 100 MHz, it is suitable for many moderate-frequency amplification and switching applications. However, for very high-frequency designs, other specialized transistors may be more appropriate.
What are the thermal characteristics of the TO-18 package?
The TO-18 metal can package offers superior thermal conductivity compared to plastic packages, enabling efficient heat dissipation. This helps maintain stable operation and prolongs the transistor’s lifespan under continuous current loads.
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What is the typical current gain range for this transistor?
The device exhibits a DC current gain (hFE) ranging from 40 to 300, allowing flexibility in circuit design to meet different amplification requirements while maintaining stability.
Is this transistor suitable for use in harsh environmental conditions?
Yes, the military-grade JAN qualification ensures the transistor is tested to withstand harsh conditions such as extreme temperatures, mechanical shock, and vibration, making it well suited for demanding industrial and defense applications.







