JANSF2N2222A Overview
The JANSF2N2222A is a high-performance NPN bipolar junction transistor designed primarily for switching and amplification in industrial and commercial electronic circuits. Known for its robustness and reliability, it supports operation at collector currents up to 800mA and a collector-emitter voltage rating of 40V. The transistor??s fast switching capabilities and low saturation voltage make it ideal for applications requiring efficient signal processing and power control. Engineered to meet stringent military and industrial standards, this device offers long-term operational stability, making it a dependable choice for engineers and sourcing specialists. For more details, visit IC Manufacturer.
JANSF2N2222A Key Features
- High Collector Current Capability: Supports up to 800mA, allowing effective switching and amplification in demanding circuit environments.
- Moderate Voltage Rating: Collector-Emitter voltage of 40V ensures reliable operation within typical industrial voltage ranges.
- Low Saturation Voltage: Enhances efficiency by reducing power dissipation during switching, which is critical for thermal management.
- Fast Switching Speed: Enables quick response times, suitable for high-frequency applications and signal processing.
- Military-Grade Quality: Built to meet JANS standards, offering superior reliability and ruggedness for harsh environments.
- TO-18 Metal Can Package: Provides excellent thermal conductivity and mechanical protection, facilitating effective heat dissipation.
- Wide Operating Temperature Range: Ensures consistent performance from -55??C to +150??C, supporting diverse industrial conditions.
JANSF2N2222A Technical Specifications
| Parameter | Value |
|---|---|
| Transistor Type | NPN Bipolar Junction |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Collector-Base Voltage (VCBO) | 75 V |
| Emitter-Base Voltage (VEBO) | 6 V |
| Collector Current (IC) | 800 mA |
| Power Dissipation (Ptot) | 500 mW |
| DC Current Gain (hFE) | 100 to 300 (at IC = 150 mA) |
| Transition Frequency (fT) | 250 MHz (typical) |
| Operating Temperature Range | -55??C to +150??C |
| Package | TO-18 Metal Can |
JANSF2N2222A Advantages vs Typical Alternatives
This transistor excels compared to standard alternatives due to its military-grade construction, which ensures higher reliability and durability under extreme conditions. Its low saturation voltage reduces power losses, enhancing efficiency in switching applications. The wide operating temperature range and robust TO-18 package improve thermal handling and longevity, making it a preferred choice for demanding industrial and defense electronics where performance consistency is critical.
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Typical Applications
- General-purpose switching and amplification in industrial control circuits, benefitting from its high current handling and fast response characteristics.
- Signal amplification in audio and low-power RF circuits requiring stable gain across varying thermal conditions.
- Driver stages for relays, LEDs, and other discrete components, where reliable switching at moderate voltages is essential.
- Military and aerospace electronics demanding rugged transistors that maintain performance under harsh environmental stresses.
JANSF2N2222A Brand Info
The JANSF2N2222A is a product manufactured under strict military standards (JANS), known for rigorous quality control and reliability testing. This transistor is part of a long-standing legacy of high-quality semiconductors designed for critical applications requiring dependable operation over extended lifespans. Its brand reputation supports engineers and sourcing specialists who prioritize performance and consistency in mission-critical designs.
FAQ
What is the maximum collector current supported by this transistor?
The transistor supports a maximum collector current of 800mA, allowing it to handle moderate power loads typical in switching and amplification applications. This makes it suitable for circuits requiring reliable current control without thermal overstress.
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What package type does the JANSF2N2222A come in, and why is it important?
It is packaged in a TO-18 metal can, which provides excellent thermal performance and mechanical durability. This package type aids in heat dissipation and protects the device against physical damage, enhancing longevity in industrial environments.
Can this transistor operate in extreme temperature conditions?
Yes, it supports a wide operating temperature range from -55??C to +150??C. This capability ensures stable operation in harsh environments, including military and aerospace applications where temperature extremes are common.
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What is the significance of the low saturation voltage in this transistor?
The low saturation voltage reduces voltage drop when the transistor is fully on, minimizing power dissipation and heat generation. This improves overall circuit efficiency and reduces thermal management requirements.
How does this transistor compare to commercial-grade 2N2222 transistors?
This device is built to JANS military specifications, which involve more rigorous testing and quality assurance than typical commercial-grade versions. As a result, it offers enhanced reliability, better temperature tolerance, and consistent performance in demanding applications.







