2N7371-Darlington Overview
The 2N7371-Darlington transistor is a high-gain NPN bipolar transistor designed for amplification and switching applications where increased current gain is essential. Featuring a Darlington pair configuration, this component offers enhanced current amplification with minimal input current, making it ideal for signal amplification in industrial control circuits. It supports moderate voltage and current ratings, ensuring reliable operation in various electronic systems. Its robust design and well-defined electrical characteristics make it a preferred choice for engineers seeking dependable performance in power control and amplification tasks. For detailed specifications and sourcing, visit IC Manufacturer.
2N7371-Darlington Technical Specifications
| Parameter | Specification |
|---|---|
| Type | NPN Darlington Transistor |
| Collector-Emitter Voltage (VCEO) | 30 V |
| Collector-Base Voltage (VCBO) | 40 V |
| Emitter-Base Voltage (VEBO) | 5 V |
| Collector Current (IC) | 500 mA (max) |
| Power Dissipation (PD) | 0.8 W |
| Current Gain (hFE) | ?? 1000 (typical) |
| Transition Frequency (fT) | 1 MHz (typical) |
| Package Type | TO-18 Metal Can |
2N7371-Darlington Key Features
- High current gain: The Darlington pair configuration provides a current gain typically exceeding 1000, enabling strong amplification with minimal base drive current.
- Moderate voltage ratings: With collector-emitter voltage up to 30 V, it supports various industrial control voltages without compromising device integrity.
- Compact TO-18 package: Offers reliable thermal performance and mechanical robustness, facilitating easy integration into compact circuit designs.
- Low input current requirements: The device??s design minimizes input power consumption, enhancing overall circuit efficiency.
Typical Applications
- Industrial control systems for driving relays and solenoids where high current gain and switching capability are required to interface low-level control signals with power devices.
- Audio amplifier stages benefiting from the high gain and low distortion characteristics typical of Darlington transistor pairs.
- Signal amplification in instrumentation equipment, improving the sensitivity and accuracy of sensor output processing circuits.
- General-purpose switching applications in consumer and industrial electronics where reliable transistor switching with moderate voltage and current is needed.
2N7371-Darlington Advantages vs Typical Alternatives
Compared to standard single-transistor alternatives, this Darlington transistor offers significantly higher current gain, reducing the drive current requirements and enabling more efficient interfacing with control circuitry. Its moderate voltage and power ratings strike a balance between performance and reliability, making it a cost-effective solution in applications demanding dependable amplification and switching. The robust TO-18 package ensures excellent thermal handling and long-term stability compared to plastic-packaged devices.
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2N7371-Darlington Brand Info
The 2N7371-Darlington transistor is a legacy semiconductor device commonly manufactured by multiple suppliers in the industry, including companies like ON Semiconductor, Fairchild (now part of ON Semiconductor), and other established IC manufacturers. It is recognized for its reliability and standard performance in legacy and current industrial electronics designs. This product has been widely available and supported in various electronic component catalogs, making it a trusted choice for engineers requiring a high-gain bipolar transistor in a metal TO-18 package. For sourcing and detailed datasheets, consult authorized distributors or the IC Manufacturer’s official channels.
FAQ
What type of transistor configuration does the 2N7371 use?
The device utilizes a Darlington transistor configuration, which consists of two bipolar transistors connected to provide very high current gain. This arrangement allows for amplification of very low input currents to drive higher
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