2N4854-Dual-Transistor Overview
The 2N4854 is a dual transistor designed to deliver reliable performance in switching and amplification applications. Featuring two NPN transistors in a single package, it enhances circuit integration while reducing board space and component count. Its complementary transistor pairs provide consistent gain and switching characteristics, making it ideal for industrial and consumer electronics. The device operates efficiently over a range of voltages and currents, ensuring stable operation in demanding environments. Engineers and sourcing specialists benefit from its robust construction and proven reliability, which facilitates streamlined design and procurement processes. For detailed technical support and procurement options, visit IC Manufacturer.
2N4854-Dual-Transistor Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | Dual NPN |
| Collector-Emitter Voltage (VCEO) | 30 V |
| Collector-Base Voltage (VCBO) | 60 V |
| Emitter-Base Voltage (VEBO) | 5 V |
| Collector Current (IC) | 150 mA |
| Power Dissipation (Ptot) | 400 mW |
| Gain Bandwidth Product (fT) | 100 MHz |
| DC Current Gain (hFE) | 50 to 300 |
| Package Type | TO-18 Metal Can |
2N4854-Dual-Transistor Key Features
- Dual NPN configuration: Integrates two matched transistors in a single package, saving PCB space and simplifying circuit design.
- High voltage ratings: Supports up to 60 V collector-base voltage, suitable for moderate power switching applications.
- Wide DC gain range: Offers hFE between 50 and 300, enabling flexibility in amplification and switching performance.
- Reliable power dissipation: Can handle up to 400 mW, ensuring durability under continuous operation.
- High transition frequency: 100 MHz bandwidth allows use in medium-frequency analog circuits and signal processing.
- Robust metal can package: TO-18 package provides excellent thermal performance and mechanical stability.
Typical Applications
- General-purpose switching in industrial control circuits, where compact dual transistor solutions reduce component count and improve reliability.
- Audio frequency amplification circuits requiring matched transistor pairs for balanced gain and low distortion.
- Signal processing stages in instrumentation and measurement devices, benefiting from stable gain and high bandwidth.
- Driver stages for small relays or indicators in consumer electronics, leveraging moderate current and voltage ratings.
2N4854-Dual-Transistor Advantages vs Typical Alternatives
This dual transistor offers a compact and cost-effective solution compared to discrete transistor pairs by integrating two NPN transistors in one package. It provides consistent gain matching and reliable switching performance, minimizing circuit complexity and enhancing thermal management due to its metal can package. Its voltage and current ratings make it versatile for many industrial and consumer applications, while its robust design ensures long-term operational stability, outperforming many standard single transistors in similar roles.
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2N4854-Dual-Transistor Brand Info
The 2N4854 dual transistor is a legacy semiconductor device widely produced by established manufacturers specializing in discrete transistors. It is known for its dependable performance in analog and switching applications and is typically available from multiple suppliers. The TO-18 metal can package is a hallmark of quality and reliability in transistor manufacturing. This device continues to be favored in both repair and new designs due to its proven track record and compatibility with a wide range of circuits.
FAQ
What type of transistor configuration does this device use?
The device consists of two N
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